Founders backed by Rick Lewis building Cybersecurity (2026)

Founders backed by Rick Lewis and building Cybersecurity (3)

Founders backed by Rick Lewis and building Cybersecurity covers 3 founders on Hunters, Sepio and Stream Security. The most common sector is Cybersecurity (3). Members are based in 3 cities, led by Ramat Gan, Israel (1), Rockville, MD (1) and Tel Aviv, Israel (1). Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 3
• Companies represented: 3
• Top sector: Cybersecurity (3 founders)
• Top location: Ramat Gan, Israel (1 founders)
• Locations represented: 3

• Iftah Bratspiess — Sepio
• Stav Sitnikov — Stream Security
• Uri May — Hunters

More Rick Lewis founders · Full founder directory

Other founder hubs

• Sajal Srivastava (16 founders)
• David Cohen (39 founders)
• Alex Finkelstein (27 founders)
• Larry Li (22 founders)
• Rares Crisan (21 founders)
• Brook Byers (18 founders)
• Paul Grossinger (17 founders)
• Keith Kravcik (16 founders)
• Brad Feld (39 founders)
• Jeff Crowe (27 founders)
• Akio Tanaka (23 founders)
• Joe Montana (21 founders)
• David Beatty (18 founders)
• Christopher Lynch (17 founders)
• Freada Kapor Klein (16 founders)
• Ben Horowitz (41 founders)
• Josh Kopelman (27 founders)
• Alexis Ohanian (23 founders)
• Ronald Conway (21 founders)
• James Robinson (18 founders)
• Irem Rami (17 founders)
• David Hirsch (16 founders)
• David Fialkow (41 founders)
• Chris Sacca (27 founders)

Full founder directory · Investor directory · Company funding database

Narrow Cybersecurity founders

• Herzliya, Israel · Cybersecurity (4 founders)
• Lightspeed Venture Partners · Cybersecurity (4 founders)
• boldstart ventures · Cybersecurity (5 founders)
• Tae Hea Nahm · Cybersecurity (5 founders)
• Arlington, VA · Cybersecurity (7 founders)
• San Francisco, CA · Cybersecurity (72 founders)
• Ramat Gan, Israel · Cybersecurity (3 founders)
• Rona Segev · Cybersecurity (3 founders)
• Sid Trivedi · Cybersecurity (3 founders)
• Vertex Ventures · Cybersecurity (3 founders)
• Kate Mitchell · Cybersecurity (3 founders)
• Michael Janke · Cybersecurity (4 founders)
• Zetta Venture Partners · Cybersecurity (4 founders)
• Rick Frisbie · Cybersecurity (4 founders)
• Ben Horowitz · Cybersecurity (5 founders)
• Seth Spergel · Cybersecurity (5 founders)
• U.S. Venture Partners · Cybersecurity (8 founders)
• Rochester, NY · Cybersecurity (2 founders)
• Vine Ventures · Cybersecurity (3 founders)
• Partech · Cybersecurity (3 founders)
• TechOperators · Cybersecurity (3 founders)
• Uncork Capital · Cybersecurity (3 founders)
• Priya Saiprasad · Cybersecurity (3 founders)
• Dave DeWalt · Cybersecurity (4 founders)
• Bill Maris · Cybersecurity (4 founders)
• Mahendra Ramsinghani · Cybersecurity (4 founders)
• Cyber Mentor Fund · Cybersecurity (5 founders)
• Los Angeles, CA · Cybersecurity (5 founders)
• Sunnyvale, CA · Cybersecurity (8 founders)
• Louisville, CO · Cybersecurity (2 founders)

Other founder hubs

• Healthtech (1,022 founders)
• Blockchain Technology (2 founders)
• Mobility (1 founder)
• AI (4 founders)
• Fitness (1 founder)
• LegalTech (28 founders)
• AI Developer Tools (2 founders)
• Financial Software (1 founder)
• Energy Infrastructure (3 founders)
• Energy Storage (1 founder)
• IoT (7 founders)
• Electrical Equipment Manufacturing (1 founder)
• Developer Tools (347 founders)
• Defense (2 founders)
• GovTech (1 founder)
• Software Development (3 founders)
• Impact Investment (1 founder)
• Gaming (12 founders)
• Restaurant Tech (1 founder)
• AI Infrastructure (1,358 founders)
• IT Services (2 founders)
• Techbio (1 founder)
• Biotechnology (6 founders)
• Industrial Machinery (1 founder)

Full founder directory · Investor directory · Company funding database