Upwind Security raises $400M in Series C at $3.8B valuation led by Bessemer Venture Partners. The cloud and AI security company plans to invest in product and engineering growth.
Upwind Security, a cloud and AI security company, raised $400 million in a Series C round at a $3.8 billion valuation, led by Bessemer Venture Partners. Canapi Ventures joined as a new investor, with all existing backers also participating in the round. The company will use the funding to accelerate product and engineering growth. Upwind reported quadrupling its revenue in 2026 and serves hundreds of enterprise customers including Siemens, Roku, Carvana, and Nubank.
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Company Information
Company
Upwind Security
About
Upwind Security is a cloud and AI security company that provides runtime intelligence from cloud workloads, APIs, and AI agents. The platform collects data while applications are running rather than relying on periodic scans, supporting major cloud providers including AWS, Azure, Google Cloud, and Oracle Cloud. Upwind helps security teams identify reachable vulnerabilities and assess the intent behind AI agent activities. The company serves hundreds of organizations including Siemens, Roku, Carvana, and Nubank.
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