Founded in 2024 and based in Arlington, Va., Twenty develops AI-enabled, end-to-end systems intended to provide offensive cyber capabilities to the U.S. military and Intelligence Community. The company emphasizes pairing advanced AI and automation with human judgment, rigorous evaluation, controlled deployment, and mission alignment. Twenty has rapidly reached operational relevance and has attracted early backing from investors including General Catalyst and In-Q-Tel. After its $100 million Series B led by Accel at a $1 billion valuation, Twenty’s total funding stands at $138 million. Management said the new capital will be directed into research and engineering. The company positions itself as industrializing offensive cyber warfare for the United States and its allies.

Total raised

$168M

Funding rounds

4

Latest round

Series B

Latest activity

Jul 2026