| DEMING & LUSCOMB COMPANY INCORPORATED THEBristol, CT · Forfeited | Bristol, CT | Corporation | Feb 15, 1923 | Forfeited |
| TRI-GALLERY BROKERS INC.Location not reported, CT · Forfeited | Location not reported, CT | Corporation | Jan 22, 1980 | Forfeited |
| AIUDI CONCRETE, INC.Westbrook, CT · Dissolved | Westbrook, CT | Corporation | Sep 30, 1982 | Dissolved |
| D'AMICO CONSTRUCTION COMPANY, INC.Plainville, CT · Active | Plainville, CT | Corporation | Sep 30, 1983 | Active |
| CENTRAL CONNECTICUT SNOW SNAKES, INC.Avon, CT · Active | Avon, CT | Corporation | May 19, 1989 | Active |
| O.M.S. ASSOCIATES, P.C.Bristol, CT · Active | Bristol, CT | Corporation | Sep 13, 1994 | Active |
| KELAHER ASSOCIATES, L.L.C.New Britain, CT · Dissolved | New Britain, CT | LLC | Jan 2, 1996 | Dissolved |
| STAFFORDSHIRE ASSOCIATES LIMITED PARTNERSHIPBristol, CT · Active | Bristol, CT | Partnership | Oct 18, 1985 | Active |
| KALART ASSOCIATES, LLCPlainville, CT · Active | Plainville, CT | LLC | Jun 29, 1998 | Active |
| MILLENNIUM INVESTMENT HOLDINGS, LLCBristol, CT · Active | Bristol, CT | LLC | Nov 12, 1999 | Active |
| NORTHEAST EQUITY VENTURES II, LLCPlainville, CT · Forfeited | Plainville, CT | LLC | Mar 9, 2007 | Forfeited |
| THREE ON WHITING STREET, LLCPlainville, CT · Active | Plainville, CT | LLC | Mar 29, 2010 | Active |
| GRACE AVENUE, LLCPlainville, CT · Active | Plainville, CT | LLC | Aug 20, 2015 | Active |
| Ferguson Motorsports, LLCPlainville, CT · Active | Plainville, CT | LLC | Jun 30, 2021 | Active |
| Northwest and 177, LLCPlainville, CT · Active | Plainville, CT | LLC | Oct 25, 2021 | Active |
| Palmieri Report, LLCSouthington, CT · Active | Southington, CT | LLC | Jan 6, 2022 | Active |
| D'Amico Line Striping, LLCPlainville, CT · Active | Plainville, CT | LLC | Feb 22, 2022 | Active |
| 66 Pinnacle, LLCPlainville, CT · Active | Plainville, CT | LLC | Feb 23, 2022 | Active |
| Plainville Village Association, Inc.Plainville, CT · Active | Plainville, CT | Corporation | Feb 8, 2023 | Active |
| NewGen Asphalt Milling LLCPlainville, CT · Active | Plainville, CT | LLC | Mar 24, 2023 | Active |
| Bayside Solar, LLCUnionville, CT · Active | Unionville, CT | LLC | Aug 23, 2023 | Active |
| Hartford Rentals LLCWest Hartford, CT · Active | West Hartford, CT | LLC | Jan 23, 2025 | Active |
| SDM Stonington LLCPlainville, CT · Active | Plainville, CT | LLC | Jul 7, 2025 | Active |
| MM Realty LLCPlainville, CT · Active | Plainville, CT | LLC | Dec 19, 2025 | Active |