Upwind Security

Summary Updated Sep 5, 2026

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Location Tel Aviv, Israel
Latest Stage Growth
Total Raised ~$730M
Website https://www.upwind.io
Sector
security cybersecurity cloud-security ai-infrastructure

Investors

Bessemer Venture Partners growth (2026)
TCV growth (2026)
Greylock Partners growth (2026)
Craft Ventures growth (2026)

Founders

Amiram Shachar Co-Founder & CEO

About

Upwind Security is an Israeli cloud security company led by CEO Amiram Shachar that builds a runtime-powered cloud security platform for detecting and remediating threats across cloud environments 3. Upwind was founded in 2022 by Amiram Shachar and co-founders from Spot.io (acquired by NetApp in 2020 for $450M) 3. In early September 2026 Upwind announced a $300 million funding round co-led by Bessemer Venture Partners and TCV, more than doubling its valuation to $3.8 billion in roughly five months and bringing total funding to approximately $730 million 13. Salesforce Ventures, Greylock, Craft Ventures, Cyberstarts, Leaders Fund, and Alta Park Capital also participated in the round; existing investor Penny Jar Capital also participated 3. The company previously raised $250 million in January 2026 at a $1.5 billion valuation 23.

Funding History

Date Round Amount Lead Co-investors
2026-09-02 Growth $300M Bessemer Venture Partners, TCV Salesforce Ventures, Greylock, Craft Ventures, Cyberstarts, Leaders Fund, Alta Park Capital, Penny Jar Capital 13
2026-01-29 Growth $250M – – 2

What Investors Say

What Founders Say

Sources

  1. Crunchbase News, “The Biggest Funding Rounds Of The Week: Crusoe, Fluidstack Lead Multibillion-Dollar AI Infrastructure Round-Up,” September 5, 2026. Accessed September 2026. https://news.crunchbase.com/venture/biggest-funding-rounds-crusoe-fluidstack-multibillion-dollar-ai-infrastructure/↩↩

  2. TechCrunch tag archive for Upwind, listing “Upwind raises $250M at $1.5B valuation” (January 29, 2026). Accessed September 5, 2026. https://techcrunch.com/tag/upwind/↩↩

  3. CTech (Calcalist), Meir Orbach, “Upwind raises $300 million, more than doubles valuation to $3.8 billion in five months,” September 2, 2026. Accessed September 5, 2026. https://www.calcalistech.com/ctechnews/article/0kbwgdw↩↩↩↩↩↩