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Asset Key Personnel    ⇆   Consultants Office Camp Contractors Employees  Workforce Job Title Name Ref. Date Phone Fax Asset Job Title Name Profile Ref. Date Phone Fax Email Camp Contractors Employees Workforce ........................ Environmental Engineering Manager General Manager Operations Manager  ...............................   ...............................   ...............................  May 2, 2023 May 2, 2023 May 2, 2023  .............   .............  109 ........................ Logistics Manager Safety Director VP, Engineering  ...............................   ...............................   ...............................  Jul 13, 2023 Jul 8, 2023 Jul 8, 2023  .............  99 ........................ Chief Engineer Director of Operations  ...............................   ...............................  May 25, 2023 May 31, 2023  .............  215 Alabama *** Buyer Deputy Mine Manager Engineering Manager Engineering Project Manager General Manager Maintenance Manager Mining Manager Heather Eagle Phillip Mcgilton Tyler Hall Glenn Smith Craig Dickerson John Denny Pete Richardson Mar 22, 2024 Mar 22, 2024 Mar 22, 2024 Mar 22, 2024 Mar 22, 2024 Mar 22, 2024 Mar 22, 2024 205-554-6150 921 ........................ Chief Executive Officer Director Technical Services Exploration Manager Principal author (consultant)  ...............................   ...............................   ...............................   ...............................  Jan 3, 2024 Jan 3, 2024 Jan 3, 2024 N/A  .............  ........................ Maintenance Superintendent Quarry Manager Site Manager Site Operations Manager  ...............................   ...............................   ...............................   ...............................  Jan 3, 2024 Jan 3, 2024 Jan 3, 2024 Jan 3, 2024  .............   .............  164 ........................ Buyer Director Technical Services Environmental Engineering Manager Operations Manager  ...............................   ...............................   ...............................   ...............................  Jun 6, 2023 Jun 12, 2023 Jun 12, 2023 Jun 12, 2023  .............   .............  481 ........................ Chief Operating Officer Mine Superintendent  ...............................   ...............................  Aug 23, 2023 Aug 22, 2023  .............  350 ........................ General Manager Mine Planning Superintendent Operations Superintendent Plant Operations Manager  ...............................   ...............................   ...............................   ...............................  Mar 25, 2024 Mar 25, 2024 Mar 25, 2024 Mar 25, 2024  .............  852 ........................ Engineering Project Manager Health & Safety Manager Maintenance Superintendent Mine Manager Mine Operations Superintendent Process/Metallurgical Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 21, 2024 Feb 21, 2024 Feb 21, 2024 Feb 21, 2024 Feb 21, 2024 Feb 21, 2024  .............  1,255 ........................ Director Business Development General Maintenance Manager Surface Facilities Manager  ...............................   ...............................   ...............................  Feb 20, 2024 Feb 20, 2024 Feb 20, 2024  .............  748 Bald Mountain Chief Metallurgist Manager Continuous Improvement Operations Manager Process Maintenance Superintendent Sr. Production Geologist Technical Services Manager VP and General Manager Rodrigo Andrade Vicente Ramirez Dale Thompson Mark Wilson Eric Herth Cristian Gonzalez Joseph Kemp Dec 15, 2023 Dec 15, 2023 Dec 15, 2023 Dec 15, 2023 Dec 15, 2023 Dec 15, 2023 Dec 15, 2023 (775)-237-5854 167 592 759 ........................ General Manager Manager - Coal Preparation Safety Manager  ...............................   ...............................   ...............................  Feb 27, 2024 Feb 27, 2024 Feb 27, 2024  .............   .............  515 ........................ General Manager Mine Manager  ...............................   ...............................  Mar 13, 2024 Mar 13, 2024  .............  354 ........................ Development Manager Environmental Superintendent Mine Manager Production Superintendent Technical Services Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Sep 6, 2023 Sep 6, 2023 Sep 6, 2023 Sep 6, 2023 Sep 6, 2023  .............  450 Bingham Canyon (Kennecott) Chemical Laboratory Superintendent General Manager Technical Maintenance Superintendent Managing Director Mine Manager Mine Operations Manager Mine Planning Superintendent Mine Scheduling and Projects Manager Mobile Equipment Maintenance Superintendent Technical Services Manager Cris Dew Geraldine Lyons Thomas Dormenval Nathan Foster Scott Farrell Kieran McRae Eric Hoffmann Mark Smith Steve Woodruff Ferrin Prince Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 Mar 7, 2023 (801)-349-5003 (801)-323-1856 2,176 ........................ Maintenance Manager Production Manager  ...............................   ...............................  Jan 3, 2024 Jan 3, 2024  .............  175 ........................ Dragline Maintenance Planner Maintenance Manager  ...............................   ...............................  Mar 13, 2024 Mar 13, 2024  .............  1,030 ........................ Engineering Manager  ...............................  Jan 14, 2024  .............  49 ........................ Director Technical Services Human Resource, Safety & Training Manager  ...............................   ...............................  May 22, 2023 May 22, 2023  .............  118 ........................ CEO Chief Operating Officer Safety Manager VP, Mine Operations  ...............................   ...............................   ...............................   ...............................  Mar 23, 2023 Mar 23, 2023 May 24, 2023 May 24, 2023  .............  371 ........................ President and CEO  ...............................  - Oct 13, 2023  .............  ........................ General Manager Maintenance Planner Maintenance Superintendent Mine Manager  ...............................   ...............................   ...............................   ...............................  Jul 18, 2023 Jul 18, 2023 Jul 18, 2023 Jul 18, 2023  .............  1,009 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  68 Buchanan Purchasing Manager Vice President, Concentrating VP Safety VP, Engineering Chris Stover Van Davis Aaron Price Bob Cline May 29, 2023 May 29, 2023 May 29, 2023 May 12, 2023 +1-681-207-7263 +1-681-207-7251 639 639 ........................ Engineering Manager Maintenance Superintendent Operations Manager Project Manager  ...............................   ...............................   ...............................   ...............................  Jul 15, 2023 Jul 19, 2023 Jul 15, 2023 Jul 15, 2023  .............  247 ........................ Sr. Mine Engineer Underground Mine Engineer  ...............................   ...............................  Jul 31, 2023 Jul 31, 2023  .............  230 ........................ Chief Executive Officer Consultant - Mining & Costs Consultant - Recovery Methods Mine General Manager Process Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Jan 3, 2024 N/A N/A Jan 3, 2024 Jan 3, 2024  .............  168 ........................ Maintenance Manager  ...............................  Mar 6, 2024  .............   .............  193 ........................ Chief Geologist Environmental Manager Health, Safety & Training Manager Metallurgical Manager Metallurgical Superintendent Operations Superintendent Plant Manager Process Plant Manager Process Superintendent Processing Manager Underground Maintenance Superintendent Underground Mine Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Nov 15, 2023 Jul 27, 2023 Oct 22, 2023 Jul 27, 2023 Jul 27, 2023  .............  1,000 3,300 4,300 ........................ General Manager Sr. Mine Engineer  ...............................   ...............................  May 12, 2023 May 12, 2023  .............   .............  65 ........................ Mine General Manager Sr. Mine Manager Sr. Plant Manager Surface Maintenance Superintendent  ...............................   ...............................   ...............................   ...............................  May 4, 2023 May 10, 2023 May 4, 2023 May 4, 2023  .............  263 ........................ Director of Mine Maintenance Safety Manager  ...............................   ...............................  Mar 15, 2023 Mar 15, 2023  .............  ........................ Director of Mine Maintenance Plant Superintendent  ...............................   ...............................  Mar 15, 2023 Mar 15, 2023  .............  ........................ Director Business Development Director of Mine Maintenance  ...............................   ...............................  Mar 15, 2023 Mar 15, 2023  .............  ........................ Logistics Manager Safety Director VP, Engineering  ...............................   ...............................   ...............................  Jul 4, 2023 Jul 8, 2023 Jul 8, 2023  .............  83 ........................ Environmental & Permitting Manager Operations Manager Project Manager Senior Buyer Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................   ...............................  May 30, 2023 May 30, 2023 May 30, 2023 May 30, 2023 May 30, 2023  .............  45 ........................ Dragline Maintenance Planner Engineering Manager Operations Manager President  ...............................   ...............................   ...............................   ...............................  - Mar 28, 2024 Mar 28, 2024 Mar 28, 2024 Mar 28, 2024  .............  168 ........................ Environmental Manager Purchasing Manager Site Manager  ...............................   ...............................   ...............................  Jan 3, 2024 Jan 3, 2024 Jan 3, 2024  .............   .............  156 ........................ Chief Geologist General Production Manager Health & Safety Manager Maintenance Superintendent Metallurgy Superintendent Supply Chain Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 23, 2024 Feb 23, 2024 Feb 25, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024  .............  696 ........................ Engineering Manager Environmental Manager Purchasing Manager  ...............................   ...............................   ...............................  Jul 17, 2023 Jul 17, 2023 Jul 17, 2023  .............  31 ........................ Area Manager Engineering Manager General Manager Operations Mine Operations Manager Operations Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 19, 2024 Feb 19, 2024 Feb 19, 2024 Feb 19, 2024 Feb 19, 2024  .............  2,109 ........................ Chief Metallurgist Maintenance Planner Operations Superintendent Planning Superintendent Supply Chain Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 24, 2024 Feb 24, 2024 Feb 24, 2024 Feb 24, 2024 Feb 25, 2024  .............  378 ........................ Dragline Maintenance Planner General Manager Production Superintendent Safety Manager  ...............................   ...............................   ...............................   ...............................  - - - Mar 18, 2024 Nov 16, 2023 Nov 16, 2023 Dec 31, 2022  .............  66 ........................ Health, Safety & Environment Manager Operations Manager Plant Manager Production Superintendent VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................  Apr 18, 2024 Apr 18, 2024 Apr 18, 2024 Apr 18, 2024 Apr 18, 2024  .............  147 ........................ Health & Safety Manager Maintenance Manager Maintenance Planner Procurement Manager Technical Services Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Sep 12, 2023 Sep 12, 2023 Sep 12, 2023 Sep 12, 2023 Sep 12, 2023  .............   .............  210 ........................ Consultant - Mining & Costs Consultant - Recovery Methods General Manager Operations Operations Manager Permitting and Tailings Manager Project Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  N/A N/A Jun 1, 2023 Jun 1, 2023 Jun 15, 2023 Jun 1, 2023  .............  240 278 ........................ Engineering Manager President Safety Manager Vice President of Environmental Affairs VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................  - Sep 25, 2023 Sep 25, 2023 Sep 25, 2023 Jul 25, 2023 Sep 25, 2023  .............   .............  390 ........................ President and CEO VP, Technical Services  ...............................   ...............................  Dec 19, 2023 Dec 19, 2023 128 ........................ Director Technical Services Health & Safety Manager  ...............................   ...............................  Jun 13, 2023 Jun 13, 2023  .............   .............  305 ........................ Engineering Superintendent Geotechnical Manager Health & Safety Manager Maintenance Planning Superintendent Mine Engineering Superintendent Mine Manager Surface Mine Operations Superintendent Study Manager Supply Chain Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023 Oct 19, 2023  .............   .............  550 1,500 2,050 ........................ Buyer Maintenance & Reliability Manager Maintenance Planner VP Operations  ...............................   ...............................   ...............................   ...............................  Feb 13, 2024 Feb 13, 2024 Feb 15, 2024 Feb 13, 2024  .............  246 ........................ Business Improvement Manager President  ...............................   ...............................  - Jul 11, 2023 Jul 3, 2023  .............  112 ........................ Engineering Manager Maintenance Manager Operations Manager Plant Manager Sr. Maintenance Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Apr 19, 2024 Apr 19, 2024 Apr 19, 2024 Apr 19, 2024 Apr 21, 2024  .............   .............  96 ........................ Chief Geologist Chief Mining Engineer Mine Operations Superintendent Mine Technical Services Manager Process Manager Supply Chain Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Apr 21, 2024 Apr 21, 2024 Apr 21, 2024 Apr 21, 2024 Apr 21, 2024 Apr 21, 2024  .............   .............  417 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  63 ........................ Environment & Rehabilitation Manager General Manager Operations President and CEO  ...............................   ...............................   ...............................  - - Sep 7, 2023 Aug 19, 2022 Feb 29, 2024  .............   .............  42 ........................ Chief Operating Officer  ...............................  Jan 2, 2024  .............  ........................ General Manager Health, Safety & Environment Manager  ...............................   ...............................  - Mar 27, 2024 Mar 27, 2024  .............  69 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  32 ........................ Consultant - Mining & Costs Consultant - Recovery Methods & Costs Environmental Superintendent Health & Safety Manager Managing Director Mill Manager Mine Manager Mine Superintendent Operations Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  N/A N/A Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024  .............   .............  196 ........................ Environmental Manager Maintenance Manager Mine Manager Procurement Lead Underground General Manager VP and General Manager VP, Technical Services  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Sep 15, 2023 Sep 15, 2023 Sep 15, 2023 Sep 15, 2023 Sep 15, 2023 Sep 15, 2023 Sep 15, 2023  .............  263 449 712 ........................ Mine Manager Mine Operations Manager Mine Operations Superintendent Mining / Technical Services Manager Operations Manager Site Manager Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 28, 2024 Feb 28, 2024 Feb 28, 2024 Feb 28, 2024 Feb 28, 2024 Feb 28, 2024 Feb 29, 2024  .............   .............  414 El Nino (South Arturo) * Environmental Manager General Manager Maintenance Superintendent Amanda Steensen Megan Tibbals Ben Lupercio May 14, 2023 Jul 28, 2023 Jul 28, 2023 +1-775-748-1001 ........................ General Manager Operations Manager Sr. Maintenance Manager  ...............................   ...............................   ...............................  Feb 29, 2024 Feb 29, 2024 Feb 29, 2024  .............  244 ........................ Environmental Manager Managing Director Mineral Resource Manager  ...............................   ...............................   ...............................  Mar 30, 2023 Jul 27, 2023 Jul 27, 2023  .............  7 ........................ President  ...............................  Feb 15, 2024  .............  ........................ General Manager Maintenance Superintendent Technical Services Manager  ...............................   ...............................   ...............................  Aug 29, 2023 Aug 29, 2023 Aug 29, 2023  .............  151 ........................ Director Business Development Project Manager Surface Facilities Manager  ...............................   ...............................   ...............................  Feb 20, 2024 Feb 20, 2024 Feb 20, 2024  .............  478 ........................ Business Improvement Manager General Manager - Operations Development  ...............................   ...............................  Mar 29, 2024 Mar 30, 2024  .............  248 ........................  .............  162 ........................ Area Manager Business Improvement Manager Operations Manager President  ...............................   ...............................   ...............................   ...............................  - Jul 5, 2023 Jul 5, 2023 Jul 5, 2023 Jul 5, 2023  .............  433 ........................ Environmental & Permitting Manager  ...............................  Feb 29, 2024  .............   .............  10 ........................ Mine Manager  ...............................  Jul 6, 2023  .............  37 ........................ Buyer General Manager Health & Safety Superintendent Process Manager  ...............................   ...............................   ...............................   ...............................  May 24, 2023 May 18, 2023 May 18, 2023 May 18, 2023  .............   .............  254 ........................ Engineering Manager Maintenance & Engineering Manager Maintenance Superintendent Production Superintendent Senior Maintenance Manager Sr. Environmental Manager Sr. Health, Safety & Security Manager Sr. Vice President Operations Vice President of Mining  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  May 3, 2023 May 3, 2023 May 3, 2023 May 12, 2023 May 3, 2023 May 12, 2023 May 3, 2023 May 3, 2023 May 3, 2023  .............  755 ........................ Engineering Manager Exploration Manager Health & Safety Manager Health & Safety Superintendent Processing Superintendent Senior Buyer Supply Chain Manager VP and General Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Jun 8, 2023 Jun 8, 2023 Jun 8, 2023 Jun 8, 2023 Jun 8, 2023 Jun 8, 2023 Jun 8, 2023 Jun 8, 2023  .............   .............  134 736 870 ........................ Engineering Manager Maintenance & Engineering Manager Production Superintendent Senior Maintenance Manager Sr. Health, Safety & Security Manager  ...............................   ...............................   ...............................   ...............................   ...............................  May 3, 2023 May 3, 2023 May 10, 2023 May 3, 2023 May 3, 2023  .............  445 ........................ General Manager  ...............................  Feb 28, 2024  .............   .............  222 ........................ Engineering Manager  ...............................  Jun 30, 2023  .............  440 ........................  .............  10 ........................ Chief Engineer Safety Superintendent  ...............................   ...............................  Apr 19, 2024 Apr 19, 2024  .............  255 ........................ Health & Safety Manager Maintenance Manager  ...............................   ...............................  Feb 29, 2024 Feb 29, 2024  .............  196 ........................ Environmental Manager Manager - Coal Preparation Managing Director  ...............................   ...............................   ...............................  Apr 2, 2024 Mar 31, 2024 Apr 2, 2024  .............   .............  370 ........................ Environmental Superintendent Exploration Manager Health, Safety & Security Manager Process Manager Site Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Mar 28, 2023 Mar 28, 2023 Mar 28, 2023 Mar 28, 2023 Mar 28, 2023  .............   .............  ........................ Chief Geologist Environmental Manager Process Superintendent Sr. Production Geologist  ...............................   ...............................   ...............................   ...............................  Jul 27, 2023 Jul 27, 2023 Jul 27, 2023 Jul 27, 2023  .............  ........................ Mine Technical Services Manager President  ...............................   ...............................  Jan 16, 2024 Jan 16, 2024  .............  125 ........................ Chief Geologist President and CEO  ...............................   ...............................  Sep 4, 2023 Sep 11, 2023  .............  31 ........................ VP Operations VP, Engineering & Development  ...............................   ...............................  Mar 26, 2024 Mar 26, 2024  .............   .............  25 ........................ Chief Geologist Environmental Manager Mine Manager Surface  ...............................   ...............................   ...............................  Jul 26, 2023 Mar 30, 2023 Jul 26, 2023  .............  ........................ Environmental Manager Health & Safety Manager Maintenance Planner Managing Director Mineral Resource Manager Plant Manager Process Operations Superintendent Sr. Mine Engineer Underground Superintendent  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Oct 5, 2023 Jul 26, 2023 Oct 5, 2023 Jul 26, 2023 Jul 26, 2023 Jul 26, 2023 Jul 26, 2023 Oct 19, 2023 Jul 26, 2023  .............  378 ........................ CEO General Manager Purchasing Manager  ...............................   ...............................   ...............................  - Dec 13, 2023 Dec 13, 2023 Dec 13, 2023  .............   .............  ........................ Maintenance Manager Managing Director Production Superintendent Safety Manager Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................   ...............................  Nov 30, 2023 Nov 30, 2023 Nov 30, 2023 Nov 30, 2023 Nov 30, 2023  .............  593 ........................ Chief Mining Engineer Environmental Manager General Manager Mill Operations Superintendent Mine Superintendent Technical Services Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024  .............  331 beds 512 ........................ Procurement Lead Sr. Vice President & GM  ...............................   ...............................  Nov 21, 2023 Nov 21, 2023  .............  156 ........................ Consultant - Mining Environmental Manager Mining Manager Process Manager Procurement Superintendent Project Manager Underground Project Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  N/A Apr 2, 2023 Apr 2, 2023 Apr 2, 2023 Apr 2, 2023 Apr 2, 2023 Apr 2, 2023  .............  627 ........................ Consultant - Mining Environmental Manager Mine Manager Process Manager Project Manager  ...............................   ...............................   ...............................   ...............................   ...............................  N/A Apr 6, 2023 Apr 6, 2023 Apr 6, 2023 Apr 6, 2023  .............  627 ........................ Business Improvement Manager Maintenance Manager  ...............................   ...............................  Apr 2, 2024 Apr 2, 2024  .............  333 ........................ Engineering Manager Health, Safety & Environment Manager Project Manager  ...............................   ...............................   ...............................  Sep 25, 2023 Sep 25, 2023 Sep 25, 2023  .............  361 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............  23 ........................ Engineering Manager Plant Manager  ...............................   ...............................  Mar 29, 2024 Mar 29, 2024  .............  434 ........................ Director Business Development Surface Facilities Manager  ...............................   ...............................  Feb 20, 2024 Feb 20, 2024  .............  325 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  25 Henderson Chief Geologist Mine Manager Mine Production Superintendent Sr. Mine Engineer Supply Chain Superintendent Nyssa Loeppke Dave Loring Josh Gresham Dino Febiawan Catherine Patti Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 +1-303-569-3221 358 ........................ President and CEO  ...............................  Apr 22, 2024  .............   .............  ........................ Buyer Environmental Manager Plant Technical Services Manager  ...............................   ...............................   ...............................  Feb 14, 2024 Feb 14, 2024 Feb 14, 2024  .............  641 ........................ General Manager Mobile Asset Manager  ...............................   ...............................  Jul 27, 2023 Aug 21, 2023  .............  111 ........................ Logistics Manager Safety Director VP, Engineering  ...............................   ...............................   ...............................  Jul 6, 2023 Jul 8, 2023 Jul 8, 2023  .............  33 ........................ Health & Safety Manager Maintenance Superintendent President and CEO Process Maintenance Superintendent Process Manager Technical Services Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Sep 9, 2023 Sep 9, 2023 Sep 9, 2023 Sep 9, 2023 Sep 9, 2023 Sep 9, 2023  .............   .............  64 ........................ Environmental Manager Health & Safety Superintendent Technical Services Manager VP, Corporate Development  ...............................   ...............................   ...............................   ...............................  - Mar 1, 2024 Mar 1, 2024 Mar 1, 2024 Feb 5, 2024  .............  69 ........................ Safety Director  ...............................  Feb 20, 2024  .............  173 ........................ Chief Executive Officer Safety Director  ...............................   ...............................  Jun 20, 2023 Jun 20, 2023  .............  ........................ Chief Engineer Consultant - Recovery Methods Mine Manager Sr. Production Geologist  ...............................   ...............................   ...............................   ...............................  Jul 21, 2023 N/A Jul 20, 2023 Jul 21, 2023  .............  ........................ Chief Operating Officer Consultant - Recovery Methods  ...............................   ...............................  Dec 18, 2023 N/A  .............  ........................ General Manager Plant Superintendent Safety Manager VP Operations  ...............................   ...............................   ...............................   ...............................  May 23, 2023 May 23, 2023 May 23, 2023 May 23, 2023  .............  262 ........................ Maintenance Superintendent President & General Manager  ...............................   ...............................  - Jul 19, 2023 Jun 1, 2023  .............   .............  226 ........................ Engineering Superintendent General Manager Health & Safety Manager Process Manager Sr. Manager, Supply Chain Surface Superintendent Technical Services Manager VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024 Mar 5, 2024  .............  375 people 378 ........................ Chief Operating Officer Processing Superintendent  ...............................   ...............................  Aug 23, 2023 Aug 23, 2023  .............  287 ........................ Chief Operating Officer General Manager  ...............................   ...............................  Aug 23, 2023 Aug 23, 2023  .............  ........................ Environmental & Permitting Manager President  ...............................   ...............................  - - Aug 3, 2023 May 26, 2023  .............  21 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............  22 ........................ Director, Mine Services Electrical Superintendent Manager Mine Operational Readiness  ...............................   ...............................   ...............................  Jul 27, 2023 Jul 27, 2023 Jul 29, 2023  .............   .............  349 ........................ Maintenance Superintendent Plant Manager Site Manager  ...............................   ...............................   ...............................  Jan 3, 2024 Jan 3, 2024 Jan 3, 2024  .............   .............  94 ........................ Environmental Manager VP, Corporate Development  ...............................   ...............................  Mar 28, 2024 Mar 28, 2024  .............   .............  ........................ Engineering Manager Operations Manager Operations Superintendent Sr. Maintenance Manager  ...............................   ...............................   ...............................   ...............................  Apr 21, 2024 Apr 21, 2024 Apr 21, 2024 Apr 21, 2024  .............   .............  140 ........................ Health, Safety & Environment Director VP Operations VP, Project Development  ...............................   ...............................   ...............................  Dec 11, 2023 Dec 11, 2023 Dec 11, 2023  .............   .............  ........................ Maintenance Manager  ...............................  Mar 16, 2024  .............  553 ........................ Engineering Manager Manager - Coal Preparation Mine Manager  ...............................   ...............................   ...............................  Mar 16, 2024 Mar 16, 2024 Mar 16, 2024  .............  611 ........................ Engineering Superintendent Health, Safety & Training Superintendent Maintenance Superintendent Mine Manager Operations Superintendent  ...............................   ...............................   ...............................   ...............................   ...............................  Jul 26, 2023 Jul 26, 2023 Oct 5, 2023 Jul 26, 2023 Jul 26, 2023  .............  585 ........................ Director of Mine Maintenance Purchasing Manager Vice President, Concentrating VP Safety  ...............................   ...............................   ...............................   ...............................  May 10, 2023 May 30, 2023 May 30, 2023 May 30, 2023  .............   .............  10 598 608 ........................ Health, Safety & Security Manager Laboratory Manager Project Director Safety Superintendent Supply Chain Director Supply Chain Manager Technical Director  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Aug 29, 2023 Aug 29, 2023 Aug 29, 2023 Aug 23, 2023 Aug 23, 2023 Aug 29, 2023 Aug 29, 2023  .............  35 ........................ Environmental & Permitting Manager Supply Chain Manager  ...............................   ...............................  Aug 3, 2023 Aug 3, 2023  .............  22 ........................ Plant Production Manager Site Operations Manager  ...............................   ...............................  Jan 3, 2024 Jan 3, 2024  .............  126 ........................ Chief Executive Officer Chief Operating Officer Special Projects Manager  ...............................   ...............................   ...............................  Aug 29, 2023 Aug 29, 2023 Aug 28, 2023  .............  26 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  21 Lucky Friday Chief Engineer Chief Mining Engineer Director Technical Services Operations Manager Project Manager Technical Services Manager Wes Johnson Doug Bayer Matt Blattman Chris Neville Denver Winslow Bryan M. Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 Feb 26, 2024 +1-208-744-1751 386 ........................ Engineering Manager Sr. Mine Engineer VP Operations  ...............................   ...............................   ...............................  May 24, 2023 May 23, 2023 May 24, 2023  .............  209 ........................ Health And Safety Officer Mine Superintendent  ...............................   ...............................  Sep 8, 2023 Sep 8, 2023  .............  ........................ Chief Metallurgist General Manager Health, Safety & Security Manager Operations Superintendent Process Manager Study Manager Supply Chain Manager Technical Services Manager VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024 Mar 4, 2024  .............   .............  478 ........................ General Superintendent Plant Maintenance Manager Safety Manager  ...............................   ...............................   ...............................  Mar 29, 2024 Mar 29, 2024 Mar 29, 2024  .............  530 ........................ Chief Mining Engineer Engineering Manager Mining Director  ...............................   ...............................   ...............................  Mar 29, 2024 Mar 29, 2024 Mar 29, 2024  .............  836 ........................ Engineering Manager Mine Production Manager Project Manager VP Operations  ...............................   ...............................   ...............................   ...............................  Jan 3, 2024 Jan 3, 2024 Jan 3, 2024 Jan 3, 2024  .............  58 ........................ Health & Safety Manager Maintenance Manager Mine Superintendent  ...............................   ...............................   ...............................  Sep 11, 2023 Sep 11, 2023 Sep 11, 2023  .............  ........................ Chief Geologist Consultant - Mining & Costs Consultant - Recovery Methods Mine General Manager Mine Manager Operations Superintendent Sr. Vice President Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  May 30, 2023 N/A N/A May 30, 2023 May 30, 2023 May 30, 2023 May 30, 2023  .............  282 ........................ Chief Engineer Chief Operating Officer Health & Safety Manager Mine Superintendent Process Superintendent  ...............................   ...............................   ...............................   ...............................   ...............................  Sep 12, 2023 Sep 12, 2023 Sep 12, 2023 Sep 12, 2023 Sep 12, 2023  .............  ........................ Chief Engineer General Manager Operations Maintenance Planning Superintendent Operations Manager Planning Superintendent  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 22, 2024 Feb 22, 2024 Feb 22, 2024 Feb 22, 2024 Feb 22, 2024  .............  85 ........................ Health & Safety Superintendent VP, Health Safety and Environment  ...............................   ...............................  Feb 28, 2024 Feb 28, 2024  .............  331 ........................ Health, Safety & Environment Manager Maintenance Manager Mine Planning Manager Plant Manager  ...............................   ...............................   ...............................   ...............................  Apr 21, 2024 Apr 21, 2024 Apr 21, 2024 Apr 21, 2024  .............   .............  61 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  53 ........................ Environmental Manager Operations Manager Process Manager Section Manager Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 15, 2024 Feb 15, 2024 Feb 15, 2024 Feb 15, 2024 Feb 15, 2024  .............  378 ........................ Chief Geologist Environmental Manager General Manager Operations Planning Mine General Manager  ...............................   ...............................   ...............................   ...............................  Jun 28, 2023 Jun 20, 2023 Jun 20, 2023 Jun 20, 2023  .............  504 ........................ Production Superintendent  ...............................  Mar 15, 2023  .............  62 ........................ Chief Metallurgist Chief Mining Engineer Engineering Manager General Manager - Processing General Manager Mining Health & Safety Manager Maintenance Manager Maintenance Superintendent Mill Maintenance Superintendent Sr. Vice President Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024  .............  3,838 ........................ Chief Engineer  ...............................  May 25, 2023  .............  158 ........................ Consultant - Recovery Methods & Costs Environmental Manager Mine General Manager President Process Manager  ...............................   ...............................   ...............................   ...............................   ...............................  N/A Sep 21, 2023 Sep 21, 2023 Sep 21, 2023 Sep 21, 2023  .............  36 60 ........................ General Manager Mine Manager Plant Manager  ...............................   ...............................   ...............................  - - - Nov 14, 2022 Nov 14, 2022 Apr 25, 2023  .............  331 ........................ Operations Manager Operations Superintendent Project Manager Supply Chain Manager VP, Engineering VP, Projects  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Mar 6, 2024 Mar 6, 2024 Mar 6, 2024 Mar 6, 2024 Mar 6, 2024 Mar 6, 2024  .............  681 ........................ Business Improvement Manager  ...............................  Apr 2, 2024  .............   .............  213 ........................ Maintenance Manager Maintenance Planner Sr. Vice President Operations Supply Chain Manager  ...............................   ...............................   ...............................   ...............................  Jun 30, 2023 Jun 13, 2023 Jun 6, 2023 Jun 13, 2023  .............  356 ........................ Director Technical Services Environmental & Permitting Manager  ...............................   ...............................  Feb 27, 2024 Feb 27, 2024  .............   .............  76 ........................ Buyer Engineering Superintendent Environmental Manager General Manager Metallurgical Superintendent Mine Manager Mine Operations Superintendent Plant Maintenance Superintendent Process Manager Surface Operations Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023 Aug 9, 2023  .............  800 3,000 ........................  .............  ........................ Consultant - Costs Consultant - Recovery Methods Environmental Manager President and CEO VP, Corporate Development  ...............................   ...............................   ...............................   ...............................   ...............................  N/A N/A Mar 28, 2024 Mar 28, 2024 Mar 28, 2024  .............   .............  ........................ Deputy Mine Manager General Manager Maintenance Manager  ...............................   ...............................   ...............................  Mar 22, 2024 Mar 22, 2024 Mar 22, 2024  .............  363 ........................ General Manager Maintenance Manager  ...............................   ...............................  Mar 22, 2024 Mar 22, 2024  .............  558 ........................ Maintenance Director Manager Continuous Improvement  ...............................   ...............................  Feb 28, 2024 Feb 28, 2024  .............   .............  1,119 ........................ Logistics Manager Safety Director VP, Engineering  ...............................   ...............................   ...............................  Jul 8, 2023 Jul 8, 2023 Jul 8, 2023  .............  380 ........................ Health and Safety Director Laboratory Manager Maintenance Manager Plant Operations Manager  ...............................   ...............................   ...............................   ...............................  Feb 15, 2024 Feb 15, 2024 Feb 15, 2024 Feb 15, 2024  .............  485 ........................ Electrical Manager Plant General Manager Plant Manager  ...............................   ...............................   ...............................  Mar 29, 2024 Mar 29, 2024 Mar 29, 2024  .............  561 ........................ Health & Safety Manager Maintenance Manager VP Operations  ...............................   ...............................   ...............................  Jan 2, 2024 Jan 2, 2024 Jan 2, 2024  .............   .............  670 ........................ Health & Safety Manager Maintenance Manager VP Operations  ...............................   ...............................   ...............................  Sep 20, 2023 Sep 20, 2023 Sep 20, 2023  .............   .............  406 ........................ Health & Safety Manager Maintenance Manager VP Operations  ...............................   ...............................   ...............................  Aug 9, 2023 Aug 17, 2023 Aug 17, 2023  .............   .............  311 ........................ Engineering Manager Maintenance & Reliability Manager Maintenance Manager Maintenance Superintendent Operations Superintendent Plant Manager Sr. Operations Manager Superintendent Logistics VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 16, 2024 Feb 16, 2024 Feb 13, 2024 Feb 13, 2024 Feb 13, 2024 Feb 16, 2024 Feb 13, 2024 Feb 13, 2024 Feb 13, 2024  .............  424 ........................ Engineering Manager General Superintendent Purchasing Manager Safety Manager  ...............................   ...............................   ...............................   ...............................  Mar 29, 2024 Mar 29, 2024 Mar 29, 2024 Mar 29, 2024  .............  458 ........................ Emergency, Health and Safety Manager Environmental Manager Sr. Purchasing Manager  ...............................   ...............................   ...............................  Apr 22, 2024 Apr 22, 2024 Apr 22, 2024  .............  158 ........................ VP Environment & Sustainability VP, Corporate Development  ...............................   ...............................  - Dec 13, 2023 Dec 13, 2023  .............   .............  ........................ Chief Mining Engineer Materials Superintendent Operations Manager Safety Superintendent Vice President of Environmental Affairs  ...............................   ...............................   ...............................   ...............................   ...............................  Mar 28, 2024 Mar 28, 2024 Mar 28, 2024 Mar 28, 2024 Mar 28, 2024  .............   .............  64 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............   .............  65 ........................ Mine Manager Production Superintendent  ...............................   ...............................  May 25, 2023 May 25, 2023  .............  153 ........................ Environmental & Permitting Manager President Underground Mine Engineer  ...............................   ...............................   ...............................  - - - Aug 3, 2023 May 26, 2023 Jan 26, 2023  .............  13 ........................ Director Business Development General Maintenance Manager Project Manager Sr. Vice President Strategy Surface Facilities Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024 Feb 20, 2024  .............  1,498 ........................ Maintenance Superintendent  ...............................  Jul 26, 2023  .............  ........................ Health, Safety & Training Manager Mine Maintenance Superintendent Mine Manager Supply Chain Manager  ...............................   ...............................   ...............................   ...............................  Aug 7, 2023 Aug 7, 2023 Aug 7, 2023 Aug 7, 2023  .............  472 ........................ General Manager Surface Maintenance Manager Safety Manager VP, Mine Operations  ...............................   ...............................   ...............................   ...............................  May 23, 2023 May 23, 2023 May 23, 2023 May 23, 2023  .............  131 Pinto Valley Chief Geologist Director of Processing Maintenance Planner Maintenance Superintendent Mine General Manager Tailings area Manager Klaus Triebel Brandon Akerstrom Larry Kotopoulous Chance Fuller Lyndsay Potts Dennis Palmer Oct 17, 2023 Oct 17, 2023 Oct 17, 2023 Oct 17, 2023 Oct 17, 2023 Oct 17, 2023 928-473-6200 928-473-6387 636 ........................ Consultant - Costs Environmental Manager VP, Corporate Development  ...............................   ...............................   ...............................  N/A Mar 29, 2023 Mar 29, 2024  .............   .............  28 ........................ General Manager Health, Safety & Training Manager Mine Manager Mine Superintendent Operations Superintendent Plant Maintenance Planner Project Lead Project Manager VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024 Feb 7, 2024  .............   .............  507 people 624 ........................ Chief Operating Officer  ...............................  Sep 11, 2023  .............  174 ........................ Underground General Manager VP Operations VP, Engineering & Development  ...............................   ...............................   ...............................  Mar 26, 2024 Mar 26, 2024 Mar 26, 2024  .............   .............  277 ........................ Chief Technical Officer President and CEO Project Manager  ...............................   ...............................   ...............................  Nov 22, 2023 Nov 22, 2023 Nov 22, 2023  .............  28 ........................ Engineering Manager General Manager Maintenance Superintendent Safety Manager  ...............................   ...............................   ...............................   ...............................  Feb 19, 2024 Feb 19, 2024 Feb 19, 2024 Feb 19, 2024  .............  557 ........................ President and CEO VP, Technical Services  ...............................   ...............................  Jan 2, 2024 Jan 2, 2024  .............   .............  ........................ Maintenance Manager Sr. Production Manager  ...............................   ...............................  Feb 28, 2024 Feb 28, 2024  .............   .............  115 ........................  .............  68 ........................ Environmental Manager Maintenance Planner Technical Services Manager  ...............................   ...............................   ...............................  Jun 21, 2023 Jun 21, 2023 Jun 21, 2023  .............  517 Red Dog Engineering Manager General Manager Health & Safety Manager Mine Operations & Maintenance Manager Project Controls Manager Sr. Mine Engineer Martin Petrucha Leslie Yesnik Scott Leighton Richard Hudson Diego Henriquez Mark Helms Mar 21, 2024 Mar 21, 2024 Mar 21, 2024 Mar 21, 2024 Mar 21, 2024 Mar 21, 2024 907-754-3800 907-754-3888 363 people 950 ........................ Maintenance Manager Operations Manager President VP Operations  ...............................   ...............................   ...............................   ...............................  Jan 2, 2024 Jan 2, 2024 Jan 2, 2024 Jan 2, 2024  .............  238 Relief Canyon Site Manager Peter Koons Apr 19, 2024 (775)-273-7019 (775)-273-7063 11 River View *** Buyer Health And Safety Officer Maintenance Manager VP, Engineering Jeff Burton Gerome Thomas Tim Thomas Matthew Robb Apr 3, 2024 Apr 3, 2024 Apr 3, 2024 Apr 3, 2024 +1-270-389-6704 785 ........................ Mine Operations Superintendent Sr. Mine Engineer  ...............................   ...............................  May 15, 2023 May 15, 2023  .............   .............  609 ........................ Environmental Manager General Manager Operational Readiness Manager Production Manager Supply Chain Manager VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Mar 18, 2024 Mar 18, 2024 Mar 18, 2024 Mar 18, 2024 Mar 18, 2024 Mar 18, 2024  .............  370 ........................ Chief Operating Officer VP Operations  ...............................   ...............................  May 23, 2023 May 24, 2023  .............  455 ........................ Engineering Manager Environmental Manager Maintenance Superintendent Senior General Manager  ...............................   ...............................   ...............................   ...............................  Apr 30, 2023 Dec 25, 2023 Apr 30, 2023 Apr 30, 2023  .............   .............  338 ........................ CEO Director Technical Services Exploration Manager Operations Manager Permitting and Tailings Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Feb 5, 2024 Feb 7, 2024 Feb 5, 2024 Feb 7, 2024 Feb 7, 2024  .............  ........................ Buyer Chief Engineer Maintenance Superintendent Mill Manager Planning Manager Technical Services Manager VP and General Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Jun 14, 2023 Jun 9, 2023 Jun 14, 2023 Jun 14, 2023 Jun 14, 2023 Jun 14, 2023 Jun 14, 2023  .............   .............  167 828 995 ........................ Health, Safety & Security Manager Mine Operations Manager Supply Chain Director Supply Chain Manager  ...............................   ...............................   ...............................   ...............................  Aug 21, 2023 Aug 29, 2023 Aug 29, 2023 Aug 21, 2023  .............  21 Safford Environmental Manager General Manager Operations Plant Operations Superintendent Project Manager Supply Chain Manager Mike Windsor Vicki Seppala Ryan Magnuson Brian Payne Steven Sedillos Feb 22, 2024 Feb 22, 2024 Feb 22, 2024 Feb 22, 2024 Feb 22, 2024 +1-928-792-5501 1,534 ........................ General Manager Maintenance Manager Mine General Manager Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................  Jul 20, 2023 Jul 20, 2023 Jul 20, 2023 Jul 20, 2023  .............  306 ........................ Operations Manager  ...............................  - Apr 29, 2023  .............   .............  7 ........................ Logistics Manager Safety Director VP, Engineering  ...............................   ...............................   ...............................  Jul 12, 2023 Jul 8, 2023 Jul 8, 2023  .............  54 ........................ Chief Operating Officer General Maintenance Manager Mill Manager Technical Services Superintendent VP, Health Safety and Environment  ...............................   ...............................   ...............................   ...............................   ...............................  Jan 2, 2024 Jan 2, 2024 Jan 2, 2024 Jan 2, 2024 Jan 2, 2024  .............  698 ........................ President and CEO  ...............................  Dec 15, 2023  .............  65 ........................ Environmental Engineering Manager General Manager Maintenance Director Maintenance Manager  ...............................   ...............................   ...............................   ...............................  Feb 29, 2024 Mar 5, 2024 Feb 29, 2024 Feb 29, 2024  .............  327 ........................ Environmental Manager General Manager Operations Mill Superintendent Mine Operations Superintendent Mining Manager Senior Maintenance Planner  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024 Feb 23, 2024  .............  1,224 ........................ Environmental Manager Maintenance Planner Safety Manager  ...............................   ...............................   ...............................  Jun 21, 2023 Jun 21, 2023 Jun 29, 2023  .............  186 ........................ Chief Geologist  ...............................  Jul 26, 2023  .............  ........................ Mine General Manager Procurement Director  ...............................   ...............................  May 26, 2023 May 26, 2023  .............  400 ........................ General Manager Operations  ...............................  Sep 13, 2023  .............  95 ........................ Engineering Manager Environmental Manager Purchasing Manager  ...............................   ...............................   ...............................  Jul 17, 2023 Jul 17, 2023 Jul 17, 2023  .............  22 ........................ Compliance Manager General Manager Operations Mine Manager  ...............................   ...............................   ...............................  - Mar 1, 2024 Aug 19, 2022 Mar 1, 2024  .............  150 ........................ Director of Operations Environmental Manager Mill Manager  ...............................   ...............................   ...............................  Sep 30, 2023 Sep 30, 2023 Sep 30, 2023  .............   .............  232 ........................ Chief Operating Officer Maintenance Superintendent Mine Superintendent Plant Operations Manager  ...............................   ...............................   ...............................   ...............................  Mar 19, 2024 Dec 26, 2023 Dec 26, 2023 Dec 26, 2023  .............  20 250 270 ........................ Environmental Manager General Manager Managing Director  ...............................   ...............................   ...............................  May 14, 2023 Jul 28, 2023 Jul 28, 2023  .............  ........................ Maintenance Superintendent Senior Maintenance Manager Sr. Environmental Manager Sr. Health, Safety & Security Manager  ...............................   ...............................   ...............................   ...............................  May 3, 2023 May 3, 2023 May 3, 2023 May 3, 2023  .............  217 ........................ Production Superintendent Sr. Health, Safety & Security Manager Sr. Vice President Operations Vice President of Mining  ...............................   ...............................   ...............................   ...............................  May 11, 2023 May 3, 2023 May 3, 2023 May 3, 2023  .............  39 ........................ Engineering Manager Maintenance Manager  ...............................   ...............................  Nov 13, 2023 Nov 13, 2023  .............  86 ........................ Mine General Manager Production Manager  ...............................   ...............................  Dec 24, 2023 Dec 24, 2023  .............   .............  249 ........................ Chief Executive Officer Commercial Manager Safety Director  ...............................   ...............................   ...............................  Jun 20, 2023 Jun 20, 2023 Jun 20, 2023  .............  69 ........................ Environmental Manager Maintenance Manager Mine Manager Procurement Lead Underground General Manager VP and General Manager VP, Technical Services  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Sep 17, 2023 Sep 17, 2023 Sep 17, 2023 Sep 13, 2023 Sep 17, 2023 Sep 17, 2023 Sep 17, 2023  .............  844 1,833 2,677 ........................ Environmental Manager Maintenance Manager Procurement Lead Underground General Manager  ...............................   ...............................   ...............................   ...............................  Sep 13, 2023 Sep 13, 2023 Sep 13, 2023 Sep 13, 2023  .............  492 1,081 1,573 ........................ Chief Executive Officer Commercial Manager  ...............................   ...............................  Jun 20, 2023 Jun 20, 2023 22 ........................ Engineering & Services Manager Purchasing Manager VP Operations  ...............................   ...............................   ...............................  May 26, 2023 May 26, 2023 May 31, 2023  .............  355 ........................ President and CEO Principal author (consultant)  ...............................   ...............................  - Feb 13, 2024 N/A  .............  ........................ Chief Geologist Chief Operating Officer Consultant - Mining & Costs Consultant - Recovery Methods & Costs General Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Dec 11, 2023 Dec 11, 2023 N/A N/A Dec 11, 2023  .............  277 ........................ Concentrator Manager General Manager Operations Mining Manager Operations Manager Plant Maintenance Manager Plant Operations Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 17, 2024 Feb 17, 2024 Feb 17, 2024 Feb 17, 2024 Feb 17, 2024 Feb 17, 2024  .............  800 ........................ Chief Operating Officer  ...............................  Jan 2, 2024  .............  ........................ Maintenance Superintendent President & General Manager  ...............................   ...............................  Aug 5, 2023 Jul 31, 2023  .............   .............  120 ........................ Engineering Manager VP Operations VP, Engineering  ...............................   ...............................   ...............................  Apr 5, 2024 Apr 5, 2024 Apr 5, 2024  .............   .............  478 ........................ General Manager Mine Manager Mineral Resource Manager Process Manager Sr. Mine Engineer  ...............................   ...............................   ...............................   ...............................   ...............................  Aug 3, 2023 Aug 3, 2023 Aug 3, 2023 Aug 3, 2023 Aug 3, 2023  .............  750 800 1,550 ........................ General Manager Mine Manager Mineral Resource Manager  ...............................   ...............................   ...............................  Aug 2, 2023 Aug 2, 2023 Aug 2, 2023  .............  308 ........................ Health & Safety Manager Technical Services Manager  ...............................   ...............................  Mar 5, 2024 Feb 29, 2024  .............  210 ........................ Chief Geologist Chief Metallurgist Health & Safety Manager Maintenance Planner  ...............................   ...............................   ...............................   ...............................  Feb 23, 2024 Feb 23, 2024 Feb 25, 2024 Feb 25, 2024  .............   .............  371 ........................ Engineering Manager General Manager Mine Maintenance Manager Mine Manager Mining Manager Plant Manager Section Manager  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  Feb 19, 2024 Feb 19, 2024 Feb 19, 2024 Feb 19, 2024 Feb 15, 2024 Feb 15, 2024 Feb 20, 2024  .............  551 ........................ Human Resources and Safety Director VP Operations & General Manager  ...............................   ...............................  - Jul 30, 2023 Aug 4, 2023  .............   .............  98 ........................ Environmental & Permitting Manager President  ...............................   ...............................  - - Aug 3, 2023 May 26, 2023  .............   .............  60 ........................ Mill Manager Mine Manager  ...............................   ...............................  Sep 30, 2023 Sep 30, 2023  .............   .............  156 ........................ Business Improvement Manager VP Operations VP, Engineering & Development  ...............................   ...............................   ...............................  Mar 26, 2024 Mar 26, 2024 Mar 26, 2024  .............   .............  114 ........................ Assistant General Manager General Manager  ...............................   ...............................  Apr 7, 2024 Apr 7, 2024  .............   .............  454 ........................ Plant Manager  ...............................  Mar 16, 2023  .............  54 West Elk General Manager Weston Norris Mar 15, 2024 (970)-929-2200 330 ........................ Assistant General Manager Environmental Manager General Manager Maintenance Manager Operations Manager VP Operations  ...............................   ...............................   ...............................   ...............................   ...............................   ...............................  - Mar 10, 2024 Mar 10, 2024 Jun 30, 2023 Mar 10, 2024 Mar 10, 2024 Mar 10, 2024  .............  243 ........................ Engineering Manager Environmental Manager Maintenance Superintendent Mine Planning Superintendent Plant Operations Manager  ...............................   ...............................   ...............................   ...............................   ...............................  Mar 25, 2024 Mar 25, 2024 Mar 25, 2024 Mar 25, 2024 Mar 25, 2024  .............  700 ........................ General Manager Maintenance Manager  ...............................   ...............................  Feb 28, 2024 Feb 28, 2024  .............   .............  192 ........................ Senior Maintenance Manager Sr. Health, Safety & Security Manager  ...............................   ...............................  May 3, 2023 May 3, 2023  .............  109 ........................ Maintenance Manager Safety Manager  ...............................   ...............................  Jul 25, 2023 Jul 25, 2023  .............   .............  58 ........................ Mine Manager  ...............................  Oct 19, 2023  .............  38 *** Multi - mine Operation *    Part of an Operation   Indicates remote camp. Size is unknown. - Subscription is required.