Ambuj Kumar

Ambuj Kumar is the co-founder and CEO of Simbian, an AI-native security company building autonomous AI agents that run security operations 10x faster than human teams. A Gold Medalist from IIT Kanpur and Stanford EE graduate, he spent eight years designing NVIDIA's early GPUs before pivoting to security - where he invented Confidential Computing, raised $135M for Fortanix, and is now betting that AI agents can solve the industry's 3.5-million-person talent gap. With 100+ patents and recognition from IIT Kanpur's Distinguished Alumni Award 2025, Kumar stands at the intersection of the GPU revolution he helped build and the AI security era he is now shaping.