
Zain Rizavi
Co-founder & CEO, Investor, Cybersecurity Vertical Lead, Cyclist, and Reader
San Francisco, California
Joined April 2025
Network
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Summary
Zain Rizavi is a dynamic entrepreneur and investor currently leading a stealth AI/security company in San Francisco, focused on pioneering autonomous agent systems for enterprise threat detection. His venture aims to address structural gaps in legacy security infrastructure with AI-native solutions for real-time attack surface monitoring and self-healing network protocols, backed by significant industry operators. tryspecter
With a strong background in venture capital, Zain has held Principal positions at Ridge Ventures and Senior Associate roles at Pelion Venture Partners. He actively invests in early-stage companies, specializing in security, infrastructure, developer tools, and enterprise application software. His portfolio includes notable investments in companies like Unbound Security, c/side, Macrometa, Presidio Identity, and Ottocredit. evca+2
Zain played a crucial role in Cloudflare's Special Projects team, contributing to the company's expansion into China, managing strategic acquisitions, and fostering partnerships. He was instrumental in launching the Cloudflare for Teams product line and managing strategic partnerships with storage and compute providers, demonstrating a strong capability in corporate development and strategic initiatives. evca+1
Beyond his entrepreneurial and investment endeavors, Zain is a co-founder of the Cloudflare Angels Network (Orange Cloud Angels), actively supporting emerging founders within the Cloudflare alumni ecosystem. He also co-leads the Cybersecurity Vertical for the Emerging Venture Capitalists Association (EVCA), engaging the community through fireside chats, events, and research sharing. askforfunding+1
Work
Education
Notes
Feb 27, 2026
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