Upwind Raises $400 Million Series C At $3.8 Billion Valuation As Revenue Quadruples
By Amit Chowdhry ● Oct 28, 2026
Upwind has raised $400 million in Series C funding at a $3.8 billion valuation as the cloud and AI security company expands its platform for securing increasingly complex enterprise infrastructure and autonomous AI agents. The round was led by Bessemer Venture Partners, with participation from Canapi Ventures and existing investors Cyberstarts, Greylock Partners, Craft Ventures, Leaders Fund, Salesforce Ventures, TCV, Alta Park Capital, Penny Jar Capital, Cerca Partners, Swish Ventures, and Picture Capital.