Stamford, United States: innovation profile

Stamford is number 29 in the 311 Innovation Cities Index, with an innovation score of 120. It is home to 6 startups, 46 investors and 11 of the world's largest companies in the 311 Institute directories.

Part of the 311 Innovation Cities Index (311institute.com). Last updated 7 October 2026.

Largest companies

• Charter Communications, Inc. (#141)
• CCO Holdings, LLC (#142)
• Philip Morris International Inc. (#199)
• United Rentals, Inc. (#491)
• Gartner, Inc. (#1052)
• ITT Corporation (#1486)
• Tronox Holdings plc (#1810)
• Crane Co. (#2042)
• Hexcel Corp. (#2263)
• Star Group, L.P. (#2336)
• Curaleaf Holdings, Inc. (#2768)

Startups

• ApiJect Systems
• FinTron
• Matrix Rental Solutions
• Nanomind
• TECLens
• Triton Therapeutics

Investors

• Abs Global Investments
• Arbour Lane Capital
• Arkview Capital
• Avesi Partners
• Braidwell
• Brookside Equity Partners
• Canaan Partners
• Chilton Investment Services
• Clearview Capital
• Czech Asset
• Draper Fisher Jurvetson Gotham
• Drum Capital
• DWM Asset
• Education Growth Partners
• First Reserve
• Gainline Capital Partners
• Galen Partners
• Green Rock Energy Partners
• GV Investment
• Hamilton Robinson
• Hildene Capital
• Hudson Structured Capital
• Ineffable Ventures
• Integra Global
• Long Path Partners
• Longrange Capital
• M28 Capital
• Measure 8 Venture Partners
• Mizzen Management
• New China Capital
• NGN Capital
• Oak Hcft
• Oakridge Management Group
• Olympus Advisors
• Pegasus Capital
• Point72 Asset
• Post Road Group
• Ridgeview Asset Management Partners
• Sandbrook Capital
• Shelter Growth Capital Partners
• Titan Advisors
• Trgp Investment Partners
• Tudor Investment
• Viking Global Investors
• Waypoint Capital Partners
• Wheelhouse 360