| KELLY FRADET LUMBER, INC.Enfield, CT · Active | Enfield, CT | Corporation | Feb 25, 1957 | Active |
| WHITE GLOVE MAID SERVICE, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Nov 8, 1985 | Dissolved |
| LEASING ASSET MANAGEMENT, INC.Location not reported, CT · Revoked | Location not reported, CT | Corporation | Feb 18, 1997 | Revoked |
| FOREST MEWS AT AVON ASSOCIATION, INC.East Hartford, CT · Active | East Hartford, CT | Corporation | Jan 28, 2002 | Active |
| SULLIVAN ENTERPRISES, LLCLocation not reported, CT · Dissolved | Location not reported, CT | LLC | Feb 13, 2003 | Dissolved |
| HOMELAND MORTGAGE, LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Mar 12, 2004 | Revoked |
| KNK INVESTMENTS LLCDanielson, CT · Dissolved | Danielson, CT | LLC | May 26, 2004 | Dissolved |
| SIMSBURY FARMS MEN'S CLUB, INC.West Simsbury, CT · Active | West Simsbury, CT | Corporation | Nov 24, 2004 | Active |
| SULLIVAN DEVELOPMENT, LLCAvon, CT · Active | Avon, CT | LLC | Jul 17, 2006 | Active |
| GREENWICH WEALTH MANAGEMENT, LLCGreenwich, CT · Active | Greenwich, CT | LLC | Dec 4, 2006 | Active |
| CONNECTICUT EPSILON ALUMNI AND VOLUNTEER CORPORATION OF SIGMA PHI EPSILONLocation not reported, CT · Active | Location not reported, CT | Corporation | Jul 3, 2007 | Active |
| CANDLEWOOD POOLS AND CONSTRUCTION LLCBrookfield, CT · Dissolved | Brookfield, CT | LLC | Mar 24, 2009 | Dissolved |
| SLATER CONSTRUCTION, LLCHartford, CT · Dissolved | Hartford, CT | LLC | Jul 1, 2009 | Dissolved |
| HERITAGE VENTURES, LLCRocky Hill, CT · Dissolved | Rocky Hill, CT | LLC | Jul 15, 2009 | Dissolved |
| STERLING EXECUTIVE SERVICES, LLCWestport, CT · Forfeited | Westport, CT | LLC | Sep 14, 2009 | Forfeited |
| DAYVILLE STORAGE LLCDayville, CT · Dissolved | Dayville, CT | LLC | Oct 1, 2009 | Dissolved |
| TERRIER CLAIMS SERVICES, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Apr 7, 2010 | Withdrawn |
| POWER THROUGH PRINCIPLES, INC.Bridgeport, CT · Forfeited | Bridgeport, CT | Corporation | Sep 7, 2012 | Forfeited |
| 192 LEDYARD, LLCAvon, CT · Active | Avon, CT | LLC | Jan 28, 2013 | Active |
| BLACKHAWK EQUIPMENT RENTALS, LLCEast Hartford, CT · Dissolved | East Hartford, CT | LLC | Mar 20, 2014 | Dissolved |
| BROOKLYN SELF STORAGE, LLCBrooklyn, CT · Dissolved | Brooklyn, CT | LLC | Jun 23, 2015 | Dissolved |
| DANDREAMAS INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Sep 3, 2015 | Dissolved |
| SHERWOOD CONSTRUCTION LLCAvon, CT · Dissolved | Avon, CT | LLC | Nov 25, 2015 | Dissolved |
| 580 TOLLAND STREET LLCAvon, CT · Active | Avon, CT | LLC | Jan 11, 2016 | Active |
| DCA HOME IMPROVEMENT LLCCromwell, CT · Active | Cromwell, CT | LLC | Mar 23, 2017 | Active |
| ENVIROPRO REFRIGERANT RECYCLING, LLCColchester, CT · Active | Colchester, CT | LLC | Jan 16, 2018 | Active |
| TERRIER CLAIMS SERVICES INC.Location not reported, CT · Revoked | Location not reported, CT | Corporation | Apr 12, 2018 | Revoked |
| DRS PRIVATE INVESTIGATIONS LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Jun 18, 2018 | Revoked |
| BIG DIMPS BBQ LLCNorwalk, CT · Forfeited | Norwalk, CT | LLC | Oct 30, 2019 | Forfeited |
| 360 TOLLAND STREET LLCAvon, CT · Active | Avon, CT | LLC | Oct 22, 2020 | Active |
| 386-400 LEDYARD STREET LLCAvon, CT · Active | Avon, CT | LLC | Jan 18, 2021 | Active |
| 111 Simsbury Road LLCAvon, CT · Active | Avon, CT | LLC | Oct 7, 2021 | Active |
| 160 Chapel Road LLCAvon, CT · Active | Avon, CT | LLC | Jul 12, 2022 | Active |
| 200 Hartford Turnpike LLCAvon, CT · Active | Avon, CT | LLC | Oct 11, 2022 | Active |
| 3384-3388 Berlin Turnpike LLCAvon, CT · Forfeited | Avon, CT | LLC | Oct 11, 2022 | Forfeited |
| DM SULLIVAN HOLDING CORPORATIONMonroe, CT · Active | Monroe, CT | Corporation | Dec 15, 2022 | Active |
| 523 Halfway House LLCAvon, CT · Active | Avon, CT | LLC | Mar 7, 2023 | Active |
| Daniel J Sullivan Consulting LLCWilton, CT · Forfeited | Wilton, CT | LLC | Mar 21, 2023 | Forfeited |
| Village Rentals LLCColchester, CT · Active | Colchester, CT | LLC | Feb 1, 2024 | Active |
| Bunker 2 Birdie LLCWeatogue, CT · Active | Weatogue, CT | LLC | Jun 26, 2024 | Active |
| Discipled Apparel LLCWeatogue, CT · Active | Weatogue, CT | LLC | Sep 22, 2024 | Active |
| vYve LLCNew Canaan, CT · Active | New Canaan, CT | LLC | Oct 11, 2025 | Active |
| 98 Meadow Street LLCAvon, CT · Active | Avon, CT | LLC | Aug 21, 2026 | Active |