
Project Eleven secures $20M in Series A funding from Castle Island Ventures and Coinbase Ventures for post-quantum security.
In New York on January 14, 2026, Project Eleven, a top player in post-quantum security and migration for digital assets, revealed a $20 million Series A funding round. Castle Island Ventures took charge of leading this round, joined by Coinbase Ventures. This financing comes in advance of an upcoming product launch in early 2026.

