ATEX Resources Announces CFO Transition

ATEX Resources Inc. (TSX: ATX) (OTCQX: ATXRF) ("ATEX" or the "Company") announces that Elijah Tyshynski is stepping down from his position as Chief Financial Officer of the Company to pursue another opportunity. The Board of Directors has appointed Jacques Steele, who is currently the Company's Director of Finance, as Interim Chief Financial Officer. Mr. Steele is an experienced mining finance executive with expertise in financial reporting, corporate finance and strategic planning. His familiarity with ATEX's business and financial operations provides strong continuity across the finance function. Mr. Tyshynski will remain with the Company through a period of transition to ensure a comprehensive and orderly transition of the finance function.

Craig Nelsen, Chairman of ATEX's Board of Directors, commented: "We thank Eli for his dedication and contributions to ATEX during a transformative period for the Company. He and our finance team delivered on key milestones, including our uplisting to the Toronto Stock Exchange and ensuring the Company is well positioned financially to advance the Valeriano Project. We wish him continued success in his future endeavours. We are looking forward to working with Jacques, who has been an integral member of our finance team, in his new role as Interim Chief Financial Officer."

ATEX is actively progressing its assessment of a number of strong candidates for the Company's Chief Executive Officer role and plans to consider the full-time Chief Financial Officer role in the context of establishing a strong, integrated executive team to lead ATEX through its next phase of growth.

Jacques Steele's Biography

Jacques Steele is a qualified Chartered Accountant (SA) and mining finance executive currently serving as Director of Finance at ATEX. He began his career at PwC South Africa before relocating to Canada, where he continued with PwC Canada as a Senior Associate. He subsequently transitioned into the mining sector, holding the role of Assistant Corporate Controller at Osisko Mining Inc. He then joined O3 Mining Inc. in 2020 as Corporate Financial Controller and was subsequently promoted to Director of Finance in 2022. Following the sale of O3 Mining Inc. to Agnico Eagle Mines Limited in 2025, Mr. Steele transitioned to the role of Chief Financial Officer of Electric Elements Mining Corp., a private investee company of O3 Mining, while assuming his current position as Director of Finance at ATEX. Mr. Steele brings extensive expertise in financial reporting, managerial finance and strategic planning to his current role as Interim Chief Financial Officer of ATEX.

About ATEX

ATEX Resources is a mineral exploration company advancing its flagship Valeriano Copper-Gold Project, located in the Atacama Region III of Chile, widely recognized as one of the world's most prospective and mining-friendly jurisdictions. The Valeriano Project is emerging as one of the leading undeveloped copper assets globally and anchors an expanding, globally significant copper district. As such, it is well positioned to play an important role in meeting future demand amid increasingly constrained global copper supply. Valeriano currently has an Indicated Mineral Resource of 475 Mt at 0.88% CuEq (0.58% Cu, 0.25 g/t Au, 1.39 g/t Ag and 70.4 g/t Mo) and an Inferred Mineral Resource of 1,511 Mt at 0.75% CuEq (0.50% Cu, 0.20 g/t Au, 1.16 g/t Ag and 70.6 g/t Mo), as reported on September 23, 2025. For further information, please visit the ATEX Resources website at www.atexresources.com.

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