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Guy Nizan

Investor

Venture Partner at ClearSky

Tel Aviv, Israel

Find your path to Guy

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

Eliya ElonunlockedGuy: together at Rapid7 (2021–2023)
×4Guy: together at Tel Aviv University
Guy: together at YL Ventures
×4Guy: together at ClearSky

About

Guy Nizan is a Venture Partner at ClearSky, where he opened and runs the firm's Tel Aviv, Israel office after joining in 2023. He previously co-founded and led IntSights, an external threat intelligence and protection company acquired by Rapid7, and earlier co-founded Cyber-School, a cyber training education company acquired by Highdele Group. He studied law and accounting at Tel Aviv University and was a founding member and officer of the IDF's cybersecurity unit.

Invests in

Cybersecurity

Experience

  1. Recapp SportsCEO, Co-Foundercurrent2024 — present
  2. ClearSkyVenture Partnercurrent2023 — present
  3. Self-employedAngel Investorcurrent2021 — present
  4. Rapid7VP, Threat Intelligence2021 — 2023Tel Aviv District, Israel
  5. IntSights, a Rapid7 companyCEO, Co-Founder2015 — 2021Israel
  6. YL VenturesInsider2020 — 2021
  7. Glilot Capital PartnersMember2019 — 2021New York City Metropolitan Area
  8. Cyber-SchoolCEO, Co-Founder2014 — 2015Israel
  9. CyberHatCyber consultant2012 — 2014
  10. CyberHatProject manager2011 — 2012

Skills & more

Project Management26Telecommunications18Business Analysis9Mobile Applications5E-commerce3Integration29IT Management15Product Management18Data Center6Requirements Analysis4IT Strategy9User Experience3
+12 moreInformation Securitycyber securityInformation Security ConsultancyPMPNetwork SecuritySecurityTCP/IPFirewallsTeam ManagementAnalysisManagementTeam Leadership

Languages English · Hebrew

From Guy's professional profile.

Colleagues at ClearSky

Alex Weiss
CEO, Co-Founder & Managing Partner at ClearSky
Anjali Nagaraja
Associate at ClearSky
Austin Summers
Senior Vice President at ClearSky
Daniel Furey
Partner, Head of Global Capital Formation at ClearSky
Erik Straser
Partner at ClearSky
Howard Shecter
Executive Partner at ClearSky
Jacqueline de Sanctis
Managing Director & Head of Investor Relations at ClearSky
James Goldinger
General Partner at ClearSky

Frequently asked questions

Who is Guy Nizan?
Guy Nizan is a Venture Partner at ClearSky, where he opened and runs the firm's Tel Aviv, Israel office after joining in 2023. He previously co-founded and led IntSights, an external threat intelligence and protection company acquired by Rapid7, and earlier co-founded Cyber-School, a cyber training education company acquired by Highdele Group. He studied law and accounting at Tel Aviv University and was a founding member and officer of the IDF's cybersecurity unit.
Where does Guy Nizan work?
Guy Nizan is Venture Partner at ClearSky.
What does Guy Nizan invest in?
Guy Nizan invests in Cybersecurity.
Where did Guy Nizan go to school?
Guy Nizan studied at Tel Aviv University (Law & accounting).

Same school

Shared employers