Southey is wholly owned by Yancoal Canada Resources Co., Ltd, a subsidiary of Yankuang Energy.
On 19 July 2024, Highfield Resources announced a non-binding LOI with Yankuang Energy Group and strategic investors. The proposed deal includes the acquisition of the Southey potash project in Saskatchewan through Yankuang’s subsidiary, Yancoal Canada.
As of August 2025, the transaction remains subject to shareholder and regulatory approvals.

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