| CHAPLIN VOLUNTEER FIRE DEPARTMENT INCORPORATED, THEChaplin, CT · Active | Chaplin, CT | Corporation | Mar 22, 1949 | Active |
| GREATER HARTFORD AQUARIUM SOCIETY, INC., THEGlastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Mar 18, 1953 | Dissolved |
| NORTHEAST COUNCIL OF AQUARIUM SOCIETIES, INCORPORATED, THEStorrs-Mansfield, CT · Active | Storrs-Mansfield, CT | Corporation | Sep 24, 1956 | Active |
| TOLLAND COUNTY CHAPTER #1241 OF AMERICAN ASSOCIATION OF RETIRED PERSONS, INC.Location not reported, CT · Forfeited | Location not reported, CT | Corporation | Jan 4, 1973 | Forfeited |
| HEALTHCHOICE OF CONNECTICUT, INC.Location not reported, CT · Merged | Location not reported, CT | Corporation | Sep 14, 1990 | Merged |
| BURRITTS LANDING ASSOCIATION, INC.Westport, CT · Active | Westport, CT | Corporation | Jun 20, 1991 | Active |
| CENTER FOR BEHAVIORAL HEALTH, P.C.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Oct 4, 1994 | Dissolved |
| OCEANSIDE MORTGAGE COMPANYLocation not reported, CT · Active | Location not reported, CT | Corporation | Nov 26, 2007 | Active |
| CHARTER OAK TREE CARE LLCChaplin, CT · Dissolved | Chaplin, CT | LLC | Jan 15, 2008 | Dissolved |
| ARIA RETIREMENT SOLUTIONS, LLCLocation not reported, CT · Cancelled | Location not reported, CT | LLC | Sep 29, 2011 | Cancelled |
| SANCTUARY LLCLocation not reported, CT · Dissolved | Location not reported, CT | LLC | Jul 7, 2015 | Dissolved |
| SASCO ACCOUNTING SOLUTIONS LLCFairfield, CT · Active | Fairfield, CT | LLC | Nov 28, 2016 | Active |
| 104-106 PROSPECT STREET LLCAnsonia, CT · Forfeited | Ansonia, CT | LLC | Feb 25, 2019 | Forfeited |
| ON TARGET LABORATORIES, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Nov 18, 2019 | Active |
| D.H. STONE & ASSOCIATES, LLCWestport, CT · Dissolved | Westport, CT | LLC | Nov 17, 2020 | Dissolved |
| Oak Ridge Associated Universities, Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Nov 23, 2021 | Active |
| PFJD 230 LLCFairfield, CT · Active | Fairfield, CT | LLC | Jan 21, 2022 | Active |
| FANCY PANTS HOSPITALITY LLCGreenwich, CT · Dissolved | Greenwich, CT | LLC | Feb 19, 2024 | Dissolved |
| STONE PRODUCTIONS, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jan 21, 2026 | Active |
| 3-Street, Inc.Woodstock, CT · Active | Woodstock, CT | Corporation | May 4, 2026 | Active |
| S.T.O.N.E. Sustainable Technologies Of New England L.L.C.Trumbull, CT · Active | Trumbull, CT | LLC | Aug 18, 2026 | Active |