| COLBERG COMPANY THELocation not reported, CT · Forfeited | Location not reported, CT | Corporation | Jul 5, 1973 | Forfeited |
| HADDAM LITTLE LEAGUE, INC.Higganum, CT · Forfeited | Higganum, CT | Corporation | Jun 10, 1963 | Forfeited |
| INTER-ED, INC.Higganum, CT · Active | Higganum, CT | Corporation | Aug 5, 1974 | Active |
| COTA INTERIORS, INC.Deep River, CT · Dissolved | Deep River, CT | Corporation | Oct 24, 1977 | Dissolved |
| COURT COMMONS ASSOCIATION, INC.New Haven, CT · Forfeited | New Haven, CT | Corporation | Jun 19, 1989 | Forfeited |
| HIGGANUM PHARMACY LTD.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Jun 15, 1990 | Dissolved |
| OLD MT, LLCHamden, CT · Forfeited | Hamden, CT | LLC | Feb 10, 1997 | Forfeited |
| J.T.R., L.L.C.East Haddam, CT · Active | East Haddam, CT | LLC | Jul 24, 1997 | Active |
| MIDDLESEX DENTAL CARE, LLCMiddletown, CT · Dissolved | Middletown, CT | LLC | Jan 8, 1998 | Dissolved |
| M.N.R. DEVELOPMENT, LLCBranford, CT · Dissolved | Branford, CT | LLC | Oct 15, 1998 | Dissolved |
| 'LHC-CS, LLC"Hamden, CT · Forfeited | Hamden, CT | LLC | Nov 5, 1998 | Forfeited |
| FELLNER ARCHITECTS, LLCEast Haddam, CT · Active | East Haddam, CT | LLC | Feb 16, 1999 | Active |
| L & D GROUP, LLCSalem, CT · Dissolved | Salem, CT | LLC | Jun 9, 1999 | Dissolved |
| LAUREL GROVE, LLCMiddletown, CT · Dissolved | Middletown, CT | LLC | Dec 7, 1999 | Dissolved |
| DESENA ENTERPRISES, LLCMiddletown, CT · Forfeited | Middletown, CT | LLC | Oct 4, 2000 | Forfeited |
| LAKE VIEW ENGINEERING & MANUFACTURING CO., LLCEssex, CT · Active | Essex, CT | LLC | Apr 6, 2001 | Active |
| LINA PROPERTIES, LLCHamden, CT · Forfeited | Hamden, CT | LLC | Jul 24, 2001 | Forfeited |
| TLB ARCHITECTURE, LLCChester, CT · Active | Chester, CT | LLC | Jan 22, 2002 | Active |
| JMS PROPERTIES, LLCPortland, CT · Dissolved | Portland, CT | LLC | Jan 30, 2002 | Dissolved |
| 'OLD LP, LLC'''Hamden, CT · Forfeited | Hamden, CT | LLC | Jan 31, 2002 | Forfeited |
| BACK WOODS CONSTRUCTION, LLCHigganum, CT · Active | Higganum, CT | LLC | Jan 5, 2004 | Active |
| TIM SCHULER CARPENTRY, LLCCenterbrook, CT · Active | Centerbrook, CT | LLC | Aug 23, 2004 | Active |
| ANDERSON MEDICAL SPECIALTIES, LLCHigganum Haddam, CT · Forfeited | Higganum Haddam, CT | LLC | Dec 27, 2005 | Forfeited |
| ACM BUILDING & REMODELING, LLCHaddam, CT · Forfeited | Haddam, CT | LLC | Dec 27, 2005 | Forfeited |
| KJ WELDING, LLCHaddam, CT · Active | Haddam, CT | LLC | Jun 13, 2006 | Active |
| TWINS FAMILY LLCHigganum, CT · Dissolved | Higganum, CT | LLC | Jan 11, 2007 | Dissolved |
| B & M MECHANICAL SERVICES, LLCEast Berlin, CT · Forfeited | East Berlin, CT | LLC | May 21, 2007 | Forfeited |
| NUNES BROTHERS ENTERPRISES LLCEast Hampton, CT · Active | East Hampton, CT | LLC | Jan 11, 2008 | Active |
| J. MCALINDEN SERVICES, LLCClinton, CT · Active | Clinton, CT | LLC | Feb 21, 2008 | Active |
| F.T.W. ENTERPRISES, LLCHigganum, CT · Forfeited | Higganum, CT | LLC | Mar 13, 2008 | Forfeited |
| PORTLAND STREET RECLAMATION, LLCEast Hampton, CT · Active | East Hampton, CT | LLC | Sep 4, 2008 | Active |
| MIDDLETOWN CONSTRUCTION, LLCMiddletown, CT · Forfeited | Middletown, CT | LLC | Feb 4, 2010 | Forfeited |
| MERMAID PROPERTIES, LLCHaddam, CT · Active | Haddam, CT | LLC | Jan 5, 2012 | Active |
| SOJA WOODWORKING, LLCHigganum, CT · Forfeited | Higganum, CT | LLC | Feb 8, 2012 | Forfeited |
| CONSORTIUM FOR SOLAR LIGHTING, INC.Location not reported, CT · Forfeited | Location not reported, CT | Corporation | Mar 14, 2012 | Forfeited |
| THE LOC GROUP, LLCMoodus, CT · Forfeited | Moodus, CT | LLC | Feb 26, 2013 | Forfeited |
| HARRYO'S PAINTING & CUSTOM CARPENTRY, LLCHigganum, CT · Forfeited | Higganum, CT | LLC | Jan 10, 2014 | Forfeited |
| HADDAM CIVIC LEAGUE, LLCHigganum, CT · Active | Higganum, CT | LLC | Apr 1, 2014 | Active |
| PREMIER CONTRACTORS, LLCMiddlefield, CT · Forfeited | Middlefield, CT | LLC | Apr 14, 2014 | Forfeited |
| YORK TREE SERVICE, LLCHigganum, CT · Active | Higganum, CT | LLC | Nov 3, 2014 | Active |
| CANDLE NIGHT, LLCWallingford, CT · Dissolved | Wallingford, CT | LLC | Oct 15, 2015 | Dissolved |
| SOUND ONLINE SAFETY LLCHigganum, CT · Dissolved | Higganum, CT | LLC | Mar 24, 2016 | Dissolved |
| HADDAM NEWS, LLCHaddam, CT · Merged | Haddam, CT | LLC | Oct 21, 2016 | Merged |
| NINETY FEET, LLCWethersfield, CT · Active | Wethersfield, CT | LLC | Feb 22, 2017 | Active |
| KARPATSKA RUS', LLCHigganum, CT · Active | Higganum, CT | LLC | May 5, 2017 | Active |
| FIORE'S WESTBROOK, LLCWestbrook, CT · Forfeited | Westbrook, CT | LLC | Aug 10, 2017 | Forfeited |
| CIRCLE D RANCH, LLCHigganum, CT · Dissolved | Higganum, CT | LLC | May 31, 2018 | Dissolved |
| BAC ENTERPRISES, LLCEast Haddam, CT · Active | East Haddam, CT | LLC | Nov 1, 2018 | Active |
| MIDDLESEX DENTAL SLEEP MEDICINE, LLCMiddletown, CT · Forfeited | Middletown, CT | LLC | Jul 15, 2019 | Forfeited |
| ROUTE 9A RENTALS, LLCHigganum, CT · Forfeited | Higganum, CT | LLC | Mar 1, 2021 | Forfeited |