Upwind Security raises $250M Series B

Upwind Security provides unified cloud and application security, using real-time visibility to identify threats and protect data integrity. The company announced a $250M Series B on January 26, 2026, from its base in San Francisco, US. Investors and valuation were not disclosed in Crunchbase's round record; Lounge adds them as they are reported. It has raised more than $100M in total venture funding.