Upwind raises $400M to extend its runtime security platform into AI
Bessemer led the Series C at a $3.8 billion valuation; co-founder Amiram Shachar is steering his second cloud company toward security for AI systems.
By Ryan Merket · Published
Primary source: Reuters
Why it matters
Upwind's financing is now $400 million at the previously reported $3.8 billion valuation, less than nine months after its $250 million Series B. Shachar is extending his runtime cloud-security approach into AI systems, with durable customer adoption across both markets as the next proof point.

Upwind raised $400 million in a Series C led by Bessemer Venture Partners, giving co-founder and CEO Amiram Shachar (@AmiramShachar) fresh capital to extend the cloud-security platform into AI systems. Reuters reported the round at a $3.8 billion valuation on October 28th; Upwind says the financing brings its total funding since its 2022 founding to more than $800 million.…
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