| BOYS AND GIRLS CLUBS OF GREATER NEW HAVEN, INC.Location not reported, CT · Active | Location not reported, CT | Other | Jul 17, 1874 | Active |
| SCHERL ENTERPRISES LIMITED PARTNERSHIPGreenwich, CT · Active | Greenwich, CT | Partnership | Nov 5, 2002 | Active |
| AMERICAN SOCIETY FOR SCLERODERMA RESEARCH, INC.Shelton, CT · Active | Shelton, CT | Corporation | Oct 8, 2004 | Active |
| ALLNITE, LLCLocation not reported, CT · Dissolved | Location not reported, CT | LLC | Jan 22, 2007 | Dissolved |
| 41 HURLINGHAM DRIVE LLCGreenwich, CT · Active | Greenwich, CT | LLC | Dec 20, 2012 | Active |
| FRONTIER LABORATORIES, L.L.C.Greenwich, CT · Active | Greenwich, CT | LLC | Sep 21, 2017 | Active |
| OSHAG LLCCos Cob, CT · Active | Cos Cob, CT | LLC | Apr 16, 2018 | Active |
| GREYSON HOLDINGS, LLCGreenwich, CT · Active | Greenwich, CT | LLC | Apr 22, 2019 | Active |
| POSITIVE SUM ADVISORS LLCGreenwich, CT · Active | Greenwich, CT | LLC | Jul 20, 2020 | Active |
| FIRTH STUDIO, INC.Greenwich, CT · Dissolved | Greenwich, CT | Corporation | Aug 14, 2020 | Dissolved |
| COLOSSUS, LLCGreenwich, CT · Active | Greenwich, CT | LLC | Aug 31, 2020 | Active |
| CHRISTOPHER HOLDINGS LLCGreenwich, CT · Dissolved | Greenwich, CT | LLC | Mar 12, 2021 | Dissolved |
| tacobarn Newtown LLCNewtown, CT · Active | Newtown, CT | LLC | Aug 15, 2023 | Active |
| O'SHAUGHNESSY VENTURES LLCCos Cob, CT · Active | Cos Cob, CT | LLC | Jan 17, 2024 | Active |
| DARTMOUTH FREE SPEECH ALLIANCE, INC.Greenwich, CT · Active | Greenwich, CT | Corporation | Jan 22, 2024 | Active |
| PGD FOUNDATION, INC.Hartford, CT · Active | Hartford, CT | Corporation | Feb 14, 2024 | Active |
| SYLVANA LLCGreenwich, CT · Active | Greenwich, CT | LLC | Jul 21, 2024 | Active |
| Noroton Wrestling, Inc.Greenwich, CT · Active | Greenwich, CT | Corporation | Oct 1, 2024 | Active |
| PML HOLDINGS LLCGreenwich, CT · Active | Greenwich, CT | LLC | Dec 16, 2024 | Active |
| tacobarn Greenwich LLCNewtown, CT · Active | Newtown, CT | LLC | Oct 6, 2025 | Active |
| PS Strategic Investments LLCGreenwich, CT · Active | Greenwich, CT | LLC | Jan 21, 2026 | Active |
| American Friends of Fondation du Patrimoine, Inc.Greenwich, CT · Active | Greenwich, CT | Corporation | Feb 10, 2026 | Active |
| SaKe Properties, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Aug 4, 2026 | Active |
| FRTNA II LLCWest Hartford, CT · Active | West Hartford, CT | LLC | Aug 13, 2026 | Active |