Irving Hsu
Principal
Mayfield Fund
Mayfield principal investing in enterprise AI and infrastructure.
Bio
Professional summary
Vijay Reddy invests out of Mayfield's AI Start fund and focuses on AI and enterprise infrastructure. His profile states that he has invested across the AI stack, including silicon, infrastructure, data, middleware, and AI-first applications. Before venture investing, he co-founded a startup after leaving a PhD program and held senior business development and product development roles at Broadcom and Intel. His past investments include SambaNova, DataRobot, Lilt, Landing.ai, Hypersonix, Wherobots, Joby, and BabbleLabs, and his Mayfield profile lists Vijil as a current investment.
Investment focus
Stage, sector, and overall fit
Stage
Day ZeroInception-stageSeed-stage AI
Sector
AIEnterprise infrastructureAI infrastructureAI-first applications
Thesis
AI stack from silicon to applicationsEnterprise AI infrastructureTechnical founders building from inception
Notable companies
Selected portfolio companies the partner has backed
VijilSambaNovaDataRobotLiltLanding.aiHypersonixWherobotsJobyBabbleLabs
How to approach
Framing and angles for outreach
Pitch framing
Lead with a technical AI insight and a sharp Day Zero company-formation thesis: what part of the AI stack is changing, why now, and why the team can turn that into product-market fit. He appears especially relevant for deeply technical AI infrastructure, data, middleware, and AI-first application founders.
Personalization hooks
- 1Reference Mayfield's AI Start fund if the company is pre-seed or seed and AI-native.
- 2Connect the pitch to the AI stack layer the company is attacking, such as infrastructure, data, middleware, or applications.
- 3Mention Vijil if the company relates to agent trust, safety, or enterprise agent infrastructure.
Recent signals
What the partner has said or done recently
Mayfield profile lists Vijil, a trust infrastructure platform for agents, as a current AI investment.
Mayfield profile links to 2024 coverage of Vijil emerging from stealth with seed funding from Mayfield and Gradient Ventures.
Mayfield launched a $250 million AI-specific seed fund in 2023, and Vijay is listed as the dedicated partner investing from it.
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