| D.C. ELECTRIC COMPANYLocation not reported, CT · Dissolved | Location not reported, CT | Corporation | Jun 3, 1983 | Dissolved |
| 69 PARK AVENUE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Mar 12, 1999 | Dissolved |
| 315 MORSE STREET, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Mar 12, 1999 | Dissolved |
| DANKO DEVELOPMENT, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Nov 4, 1999 | Dissolved |
| 3369 WHITNEY AVENUE ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 6, 2000 | Dissolved |
| 24 WOODRUFF STREET ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 6, 2000 | Dissolved |
| 3235 WHITNEY AVENUE ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 6, 2000 | Dissolved |
| 3043 WHITNEY AVENUE ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 6, 2000 | Dissolved |
| 42 WOODRUFF STREET ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 6, 2000 | Dissolved |
| 3211 WHITNEY AVENUE ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jul 17, 2000 | Dissolved |
| WHITNEY-TODD, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | May 7, 2001 | Dissolved |
| 2790 WHITNEY AVENUE ASSOCIATES, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Sep 10, 2001 | Dissolved |
| 26 & 36 CORPORATE RIDGE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Sep 10, 2001 | Dissolved |
| 133 PELHAM AVENUE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Oct 24, 2001 | Dissolved |
| 3217 WHITNEY AVENUE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jan 16, 2002 | Dissolved |
| CORPORATE RIDGE CONSTRUCTION, L.L.C.Hamden, CT · Forfeited | Hamden, CT | LLC | Apr 27, 2004 | Forfeited |
| LOT 2 CORPORATE RIDGE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | May 17, 2004 | Dissolved |
| 3047 WHITNEY AVENUE, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | Jun 17, 2004 | Dissolved |
| DC MOTOR SPORTS, L.L.C.Hamden, CT · Dissolved | Hamden, CT | LLC | May 10, 2013 | Dissolved |
| 15 PAR CLUB CIRCLE LLCNew Canaan, CT · Dissolved | New Canaan, CT | LLC | Nov 13, 2013 | Dissolved |
| DC CEM LLCHamden, CT · Dissolved | Hamden, CT | LLC | Apr 21, 2016 | Dissolved |
| CONNECTICUT INVESTMENT DEVELOPMENT, LLCNorth Haven, CT · Active | North Haven, CT | LLC | Dec 2, 2016 | Active |
| D.C. CORP INCLUDING C.E.M. L.L.C.North Haven, CT · Active | North Haven, CT | LLC | Nov 14, 2017 | Active |
| Pristine cleaning Connecticut L.L.C.East Haven, CT · Active | East Haven, CT | LLC | Nov 2, 2021 | Active |
| 20 Third Street NB, LLCHamden, CT · Dissolved | Hamden, CT | LLC | Dec 19, 2022 | Dissolved |
| Danco, LLCNorth Haven, CT · Active | North Haven, CT | LLC | Mar 23, 2023 | Active |
| 120 PM DEVELOPMENT LLCNorth Haven, CT · Active | North Haven, CT | LLC | May 1, 2023 | Active |
| 100 PM DEVELOPMENT LLCNorth Haven, CT · Active | North Haven, CT | LLC | Feb 5, 2024 | Active |