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Guy Guzner

Investor

Former Investor at Cyberstarts

Tel Aviv, Israel

Writes $5K – $50K checks · typically $25K

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About

Guy Guzner is a senior director of product management at SailPoint with over 20 years of experience in network security products. He has led large engineering, security research, and product teams and directed product strategy and development for a security portfolio generating over $1.5 billion in annual revenues. His technical expertise spans firewalls, intrusion prevention systems, VPNs, content scanning, data loss prevention, and web application firewalls.

Experience

  1. SailPointSr. Director, Product Managementcurrent2025 — presentTel Aviv District, Israel
  2. YL VenturesInsidercurrent2019 — present
  3. Glilot Capital PartnersMembercurrent2019 — present
  4. Cyberstarts VCMembercurrent2018 — presentTel Aviv Area, Israel
  5. SavvyCEO & Co-Founder2021 — 2025Tel Aviv District, Israel
  6. ITsMineBoard Member2019 — 2024
  7. Self-employedEntrepreneur2019 — 2024
  8. SymantecSVP Engineering - Web Isolation2017 — 2019Tel Aviv Area, Israel
  9. Fireglass acquired by SymantecCo-Founder and CEO2014 — 2017Tel Aviv
  10. Check Point Software TechnologiesHead of Security Products2012 — 2014Israel
  11. Check Point Software TechnologiesDirector, Security Products2007 — 2012Israel
  12. Check Point Software TechnologiesFireWall-1 Group Manager2005 — 2007
  13. Check Point Software TechnologiesApplication Intelligence Group Manager2004 — 2005
  14. Check Point Software TechnologiesTeam Leader2003 — 2004
  15. Check Point Software TechnologiesProject Manager2001 — 2003
  16. NetGuard LtdProduct Manager2000 — 2001
  17. NetGuardTeam Leader1998 — 2000
  18. Tower SemiconductorsSystem Administrator1996 — 1998

Skills & more

Firewalls99Network Security99Kernel12Project Management24Checkpoint98IPS43Malware4R&D3Security99Product Development6Product Management72Security Research3
+12 moreProduct StrategiesProduct Lifecycle ManagementTeam BuildingApplication SecurityNetworkingVoIPBusiness AlliancesManagementEnterprise SoftwareSaaSSoftware as a Service (SaaS)TCP/IP

Languages English · German · Hebrew

  • Convolutional Neural Networks — Coursera
  • Structuring Machine Learning Projects — Coursera
  • Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization — Coursera
  • Neural Networks and Deep Learning — Coursera
  • Machine Learning — Coursera

From Guy's professional profile.

Investments

Investor

Lightrun

Per curated public sources.

Network2

Dan AmigaScout
Investor at Cyberstarts
Gili RaananScout
Founder at Cyberstarts

Investors connected to Guy in public investor directories — a warm-intro map.

Frequently asked questions

Who is Guy Guzner?
Guy Guzner is a senior director of product management at SailPoint with over 20 years of experience in network security products. He has led large engineering, security research, and product teams and directed product strategy and development for a security portfolio generating over $1.5 billion in annual revenues. His technical expertise spans firewalls, intrusion prevention systems, VPNs, content scanning, data loss prevention, and web application firewalls.
What check size does Guy Guzner write?
Guy Guzner typically writes checks of $5K – $50K.
What companies has Guy Guzner invested in?
Investments tracked here include Lightrun.
Where did Guy Guzner go to school?
Guy Guzner studied at The Open University of Israel (BA, Computer Science); Stanford University Graduate School of Business (Executive Program in Leadership).

Same school

Shared employers