Exaion | Crypto

MARA acquires a 64% stake in French computing infrastructure operator Exaion, expanding into AI and cloud services as Bitcoin miners pivot toward data center revenue. MARA Holdings has completed the purchase of a majority stake in French computing infrastructure operator Exaion, deepening its push into artificial intelligence (AI) and cloud services. The deal, first agreed in August 2025 with EDF Pulse Ventures, gives MARA France a 64% stake in Exaion after required regulatory approvals were secured, the Bitcoin miner said in a Friday announcement. French energy giant EDF will remain a minority shareholder and continue as a customer of the business. The investment also creates a broader alliance. NJJ Capital, the investment vehicle of telecom entrepreneur Xavier Niel, will acquire a 10% stake in MARA France as part of a partnership with MARA. Read more

MARA Holding’s expansion into AI and high-performance computing is expected to close in Q4, and comes amid a steep rise in Bitcoin mining difficulty. Bitcoin miner MARA Holdings is making its biggest AI play to date, signing a $168 million deal to buy a 64% stake in Exaion, a subsidiary of French state-owned Électricité de France, one of the world’s largest low-carbon energy producers. The agreement, announced on Tuesday, includes an option for MARA to raise its stake to 75% by 2027 with an additional $127 million investment, contingent on performance milestones. Exaion develops high-performance computing (HPC) data centers and provides AI and cloud infrastructure in partnership with the likes of AI heavyweight Nvidia and Big Four accounting firm Deloitte. Read more