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Arik Kleinstein

Investor

Managing Partner at Glilot Capital Partners

Israel

Writes $5M – $20M checks · typically $12.5M

Find your path to Arik

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

Kobi SambourskyunlockedArik: together at GClub (2023–2026)
Arik: together at InterCure
×2Arik: together at Aorato (Acquired by Microsoft)
Arik: together at YouAppi

About

Arik Kleinstein is a Co-Founder and Managing Partner at Glilot Capital Partners, a firm that invests in cybersecurity, AI, and enterprise software companies from seed through growth stages via its Glilot Seed and Glilot+ funds. He has more than 25 years of experience in technology company founding, growth, and financing, with earlier roles at Jerusalem Global, ECtel, VideoCodes, and Intercure, as well as service in an R&D unit of Israeli Intelligence. Kleinstein holds a degree in Industrial Engineering and Management from the Technion and an MBA from Tel Aviv University, serves on the Technion's Board of Governors, and was appointed to Israel's National R&D Council in 2021.

Contact· self-published, not guessed

Experience

  1. Glilot Capital PartnersFounding Managing Partnercurrent2010 — presentTel-Aviv, Israel
  2. GClubCo-Foundercurrent2023 — presentTel Aviv District, Israel
  3. ErmeticSeed Investor and Board Membercurrent2019 — presentIsrael
  4. BrandTotalSeed Investor and Board Membercurrent2016 — presentTel Aviv Area, Israel
  5. Upstream SecuritySeed Investor and Board Membercurrent2017 — presentTel Aviv Area, Israel
  6. GenooxBoard Membercurrent2017 — presentTel Aviv Area, Israel
  7. Exceed.aiSeed Investor and board membercurrent2016 — presentTel Aviv - Jaffa, Tel Aviv District, Israel
  8. YouAppiSeed Investor and Board Membercurrent2013 — present
  9. IntsightsSeed Investor and Board Member2015 — 2021
  10. PolyrizeSeed Investor and Board Member2018 — 2020Tel Aviv Area, Israel
  11. CyberX LabsSeed Investor and Board Member2014 — 2020
  12. Protego Labs - Security @ Serverless (Aquired by Checkpoint)Seed Investor and Board Member2015 — 2019Herzelia
  13. Solebit LABS Ltd. (Acquired by Mimecast)Seed Investor and Board Member2014 — 2018
  14. LightCyber (acquired by Palo Alto Networks)Seed Investor and Board Member2012 — 2017
  15. Aorato (Acquired by Microsoft)Seed Investor and Board Member2012 — 2014
  16. Insightera (acquired by Marketo - now Marketo Real-Time Personalization)Seed Investor and Board Member2012 — 2013
  17. Porticor Cloud Security, acquired by IntuitSeed Investor and Board Member2012 — 2013
  18. InterCureCFO2006 — 2010Manhattan New York
  19. VideoCodesCFO2004 — 2006Gaithersburg, Maryland
  20. ECtelDirector of Finance & Operations North America2002 — 2004Clarksburg, Maryland

Skills & more

SaaS8Enterprise Software6Start-ups99Business Strategy99Telecommunications15Budgeting7Venture Capital99Budgets11Due Diligence6New Business Development6Program Management10Financial Analysis6
+12 moreMergers & AcquisitionsFinanceEntrepreneurshipBusiness DevelopmentCorporate DevelopmentSales ManagementInvestmentsProduct ManagementProduct MarketingManagement ConsultingNegotiationStrategic Planning

Languages French,German

From Arik's professional profile.

Investments

Investor

BrandTotalCardinalOpsCider SecurityCyberXDevoceanEntitleGenooxInsighteraIntSightsLightcyberMitigaNiv AiPorticor Cloud SecuritySolebitYouAppi

Per curated public sources.

Colleagues at Glilot Capital Partners

Aaron Shmidman
Investor at Glilot Capital Partners
Amir Hermelin
Advisor at GTM Capital
Amit Spitzer
Chief Technology Officer & Chief Information Security Officer at Glilot Capital Partners
Arieh Kleinstein
Director at Glilot Capital Partners
Avinoam Nowogrodski
Investor at Glilot Capital Partners
Chen Nevo
Investor at Glilot Capital Partners
Daniel Stein
Investor at Glilot Capital Partners
Daniel Ziv
Investment Manager at Glilot Capital Partners

Network8

Alon CinamonScout
Principal, Viola Ventures at Viola Ventures
Avinoam NowogrodskiScout
Investor at Glilot Capital Partners
Boaz PeerScout
Managing Director, Israel & Europe at Qualcomm Ventures
Daniel ZivScout
Investment Manager at Glilot Capital Partners
Gerhard EschelbeckScout
Investor at Inner Loop Capital
Nir GillerScout
Investor at Glilot Capital Partners
Lior Litwak
Managing Partner at Glilot Capital Partners
Liran Sheinbox
Advisor at Glilot Capital Partners

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

Frequently asked questions

Who is Arik Kleinstein?
Arik Kleinstein is a Co-Founder and Managing Partner at Glilot Capital Partners, a firm that invests in cybersecurity, AI, and enterprise software companies from seed through growth stages via its Glilot Seed and Glilot+ funds. He has more than 25 years of experience in technology company founding, growth, and financing, with earlier roles at Jerusalem Global, ECtel, VideoCodes, and Intercure, as well as service in an R&D unit of Israeli Intelligence. Kleinstein holds a degree in Industrial Engineering and Management from the Technion and an MBA from Tel Aviv University, serves on the Technion's Board of Governors, and was appointed to Israel's National R&D Council in 2021.
Where does Arik Kleinstein work?
Arik Kleinstein is Managing Partner at Glilot Capital Partners.
What check size does Arik Kleinstein write?
Arik Kleinstein typically writes checks of $5M – $20M.
What companies has Arik Kleinstein invested in?
Investments tracked here include BrandTotal, CardinalOps, Cider Security, CyberX, Devocean, Entitle, Genoox, Insightera, IntSights, Lightcyber, Mitiga, Niv Ai, and 3 more.
Where did Arik Kleinstein go to school?
Arik Kleinstein studied at Technion - Israel Institute of Technology (Bachelor's degree, Industrial Engineering and Management); Tel-Aviv University, Recenati Business School (Master of Business Administration (MBA), Finance); Bosmat (Computer Science).

Same school

Shared employers