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Adi Singh is Founder at AgentMail.
Adi Singh co-founded AgentMail.
Adi Singh is the Co-Founder of AgentMail and is currently based in San Francisco, California. He launched the AI infrastructure startup in August 2025 and subsequently participated in the Y Combinator Summer 2025 batch. Under his operational and strategic leadership, the eight-person company has successfully delivered over 100 million emails and secured a $6 million seed funding round in March 2026 led by General Catalyst. Prior to transitioning into a dedicated entrepreneurial role, Singh worked as a venture capital investor at prominent financial firms including Accel and StepStone Group. He also gained early operational experience working across the accounting, educational technology, and e-commerce sectors. Singh currently focuses on developing B2B email APIs and infrastructure for artificial intelligence agents, leveraging his dual background in institutional investing and early-stage startup operations.