Brett Adcock (born April 6, 1986) is an American technology 🏷️#entrepreneur and serial 🏷️#founder who builds capital-intensive hardware companies. He is the founder and CEO of the humanoid robotics company 📝Figure AI and the founder of 📝Hark, a personal 📝Artificial Intelligence (AI) lab, and he co-founded the electric air taxi maker 📝Archer Aviation.
Raised on his family's farm in Moweaqua, Illinois, Adcock earned a business degree from the University of Florida in 2008. In 2013 he co-founded Vettery, a talent marketplace, with Adam Goldstein; the Adecco Group acquired it in 2018 for a reported $100–110 million. The pair co-founded Archer in 2018 and took it public through a 📝SPAC in 2021, and Adcock left in 2022 to start Figure, which reached a $39 billion valuation in 2025. He also founded Cover in 2023, a weapons-detection company licensing NASA Jet Propulsion Laboratory technology, and launched Hark in late 2025 with $100 million of his own money. Time named him to its 2024 list of the most influential people in AI, and Forbes estimated his net worth at about $19 billion in early 2026.