Brendan Foody
Co-founder and CEO of Mercor, which hires experts to train and evaluate AI models.
At a glance
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- Brendan Foody is an American entrepreneur, co-founder and CEO of Mercor, which recruits domain experts (engineers, lawyers, doctors, bankers) to create training data and evaluations for AI labs.
- He founded it in 2023 with Adarsh Hiremath and Surya Midha, high school debate teammates who dropped out of college and became Thiel Fellows.
- Its October 2025 Series C valued it at $10 billion, making the three, then 22, the youngest self-made billionaires.
Key facts
- Mercor
- Co-founder and CEO; founded 2023 with Adarsh Hiremath (CTO) and Surya Midha (board chair)1
- Valuation
- $10 billion, $350 million Series C (October 2025)1
- Growth
- $1M to $500M in revenue in 17 months (as of September 2025)2
- Thiel Fellowship
- Awarded with his co-founders after leaving college1
Links
Sources
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