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OpenAI Hires Former xAI CFO Mike Liberatore as Business Finance Officer

Mike Liberatore, with experience in major tech finance, joins OpenAI amid its $300 billion infrastructure spending and rising rivalry with Elon Musk's ventures.

  • OpenAI hired Mike Liberatore, former CFO of Musk’s xAI, as its business finance officer on Tuesday to oversee infrastructure spending.
  • After spending three months as CFO at xAI, Liberatore was hired by OpenAI amid intensifying tensions involving Elon Musk and OpenAI's CEO, Sam Altman.
  • Liberatore helped arrange xAI’s $5 billion debt sale and approved major data center expansions before his departure amid other executive exits.
  • OpenAI’s nonprofit owner recently announced it will maintain oversight with an equity stake exceeding $100 billion as the company is valued near $500 billion.
  • Liberatore reports to OpenAI CFO Sarah Friar and works with Greg Brockman’s team managing contracts and capital for cloud computing initiatives.
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CNBC broke the news in United States on Tuesday, September 16, 2025.
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