Straiker, the agentic security company, announced a $64 million Series A, bringing its total funding to $85 million.
The round was led by Marathon Management Partners, Citi Ventures, Illuminate Financial, and Workday Ventures, with continued support from Bain Capital Ventures and Lightspeed.
As part of the investment, Gokul Rajaram, founding partner of Marathon, is joining the Board of Directors.
Since launching in 2025, Straiker has become a trusted partner to frontier AI labs and Fortune 500 enterprises, helping them securely deploy both internally built and third-party agents.
“Demand is outpacing anything we forecast,” said Ankur Shah, Co-Founder and CEO of Straiker. “This round goes straight into product, our STAR Labs threat research, and the global expansion our enterprise customers are pulling us toward.”