All companiesCOMPANY / FRONTIER COVERAGEBessemer Venture PartnersTYPECompanySIGNALS3FIRST SEENOct 21, 2026LAST SEENOct 28, 2026ALSO KNOWN ASBessemerRecent signalsAI and cloud cybersecurity startup Upwind Security raised $400M led by Bessemer at a $3.8B valuation, up from $1.5B in January, for $830M in total funding (Marissa Newman/Bloomberg) Oct 28, 2026From Toast to Bessemer: Who founders will hear from at TechCrunch Founder Summit 2026 Oct 23, 2026Mach9, which pivoted from robotics hardware to AI-powered CAD software for civil engineering, raised a $34M Series A co-led by First Round and Bessemer (Sean O'Kane/TechCrunch) Oct 21, 2026RELATEDTechCrunchALL COMPANIESLATEST SIGNAL