O3 Mining Inc. announced the resignation of Murray John as a Director of O3 Mining to pursue other endeavours. Mr. John has been the Lead Director of O3 Mining since its formation in 2019. During his time with the Corporation, Mr. John has served as the Lead Director of the Board, as Chair of the Governance Committee, as a member of the Audit Committee and as a member of the Sustainable Development Committee.

Upon the resignation of Mr. John, Amy Satov has been appointed as Lead Director of the Board.