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Jay Leek

Investor

Managing Partner & Founder at Syn Ventures Seed Management Llc · Board director at Cranium · Board director at Halcyon · Board director at Regscale

Find your path to Jay

45 people in our graph share verified history with Jay — schools, employers, funds. One of them is your warm intro.

Travis HowertonunlockedJay: together at Regscale
×2Jay: together at Regscale
×2Jay: together at Query Ai
Jay: together at Demisto

About

Jay Leek is a former multi-time founder who built AirDefense, CipherTrust and Zscaler, now a full-time investor with operator credibility and a prevention-first focus backing practitioners-turned-entrepreneurs early in cybersecurity.

Contact· self-published, not guessed

Invests in

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareInsurTech

Board director at Cranium

Intro paths

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In turn, Jay can intro founders to Cranium's investors below.

Cranium's investors · 6

Capra Ventures H1San Francisco · since 2023Syn Ventures Seed Management LlcWest Palm BeachTelstra VenturesSan Francisco · since 2023Titanium VenturesSydney Nsw · $5M – $10M checksTitanium Ventures (formerly Telstra Ventures)York IEManchester

Co-founders at Cranium

JDJonathan Dambrot
Jonathan DambrotExecutive Officer, Director
FKFelix Knoll
Felix KnollExecutive Officer, Director

Board director at Halcyon

Intro paths

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In turn, Jay can intro founders to Halcyon's investors below.

Halcyon's investors · 11

Bain Capital VenturesBoston · $1M – $100M checks · since 2023Cisco InvestmentsSan Jose · since 2024Dnx VenturesTokyo · $1M – $5M checksEvolution Equity PartnersNew York · $20M – $150M checks · since 2024Evolution TechnologyNew York · since 2025Gula Tech AdventuresFulton · $100K – $5M checksHarmony PartnersNew YorkNext47Palo AltoProtagonistBay Harbor Islands · $10K – $1M checksServiceNow VenturesSanta Clara · since 2024Syn Ventures Seed Management LlcWest Palm Beach · since 2024

Co-founders at Halcyon

JMJon Miller
Jon MillerChief Scientist & Co-Founder
RSRyan Smith
Ryan SmithCTO & Co-Founder

Board director at Regscale

Intro paths

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In turn, Jay can intro founders to Regscale's investors below.

Regscale's investors · 7

Ankona CapitalSouthern California · $5M – $15M checks · since 2025Hitachi VenturesMunich · since 2025Hitachi, Ltd.Tokyo · since 2026M12 (Microsoft's Venture Fund)Seattle · $100K – $10M checks · since 2025SINEWAVE VENTURESSan Francisco · $500K – $25M checks · since 2025Syn Ventures Seed Management LlcWest Palm Beach · since 2025U.S. Air Forcesince 2021

Co-founders at Regscale

THTravis Howerton
Travis HowertonCo-Founder & CEO
AKAnil Karmel
Anil KarmelCo-Founder

Colleagues at Syn Ventures Seed Management Llc

Adam Cecil
Chief Operating Officer & Operating Partner at Syn Ventures Seed Management Llc
Alex Tosheff
Venture Partner at Syn Ventures Seed Management Llc
Amal Kothari
Principal at Syn Ventures Seed Management Llc
Art Coviello
Managing Partner at Syn Ventures Seed Management Llc
Dan Burns
IC Chairman for Seed Funds at Syn Ventures Seed Management Llc
Dylan Posner
Senior Associate at Syn Ventures Seed Management Llc
Glenn Chisholm
Operating Partner at Syn Ventures Seed Management Llc
Ibrahim Mozawalla
Associate at Sopris Venture Capital

Frequently asked questions

Who is Jay Leek?
Jay Leek is a former multi-time founder who built AirDefense, CipherTrust and Zscaler, now a full-time investor with operator credibility and a prevention-first focus backing practitioners-turned-entrepreneurs early in cybersecurity.
Where does Jay Leek work?
Jay Leek is Managing Partner & Founder at Syn Ventures Seed Management Llc and Board director at Cranium and Board director at Halcyon and Board director at Regscale.
What does Jay Leek invest in?
Jay Leek invests in AI & Machine Learning, Cybersecurity, Developer Tools, Enterprise Software, InsurTech.