| HUTTER CONSTRUCTION CORPORATIONLocation not reported, CT · Withdrawn | Location not reported, CT | Corporation | Sep 10, 1991 | Withdrawn |
| ANDELLA HOMES, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Feb 4, 1992 | Withdrawn |
| S-K MANAGEMENT CO., INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jan 4, 1993 | Active |
| BOXWOOD HOUSING ASSOCIATES LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | Jun 30, 1992 | Active |
| PERENNIAL HOUSING ASSOCIATES LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | Jul 6, 1994 | Active |
| PLOVER HOUSING ASSOCIATES LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | Sep 13, 1993 | Active |
| HAVE BRUSH WILL TRAVEL, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Dec 18, 1995 | Dissolved |
| W.C. PEREGRINE HOUSING ASSOCIATES LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | Jul 30, 1996 | Active |
| SEK 15 LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | Nov 8, 1990 | Active |
| THOMPSON CONNECTICUT ASSOCIATES LIMITED PARTNERSHIPLocation not reported, CT · Active | Location not reported, CT | Partnership | May 13, 1991 | Active |
| SK MAINTENANCE, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Oct 4, 1999 | Active |
| MONADNOCK COMMERCIAL BUILDING COMPANY, LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Jan 30, 2006 | Revoked |
| ARLEN COMPANY CONSTRUCTION, LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Feb 16, 2006 | Revoked |
| SKS AVON LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 14, 2009 | Active |
| SKS CLINTON, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Sep 17, 2009 | Active |
| SKS WESTBROOK, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Sep 17, 2009 | Active |
| S&S CONCRETE FLOORS, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jun 4, 2010 | Active |
| MONADNOCK STEEL & PRECAST LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Apr 20, 2016 | Revoked |
| BLACK DIAMOND CONCRETE SPECIALTY LLCLocation not reported, CT · Revoked | Location not reported, CT | LLC | Sep 18, 2018 | Revoked |
| WARWICK MILLS, INC.Location not reported, NY · Active | Location not reported, NY | Corporation | Jun 27, 2018 | Active |
| SEPPALA & AHO CONSTRUCTION CO., INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 4, 1977 | Inactive |
| HUTTER CONSTRUCTION CORPORATIONLocation not reported, FL · Active | Location not reported, FL | Corporation | Apr 12, 2012 | Active |
| FAIRWAY ELECTRIC INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Dec 2, 2025 | Active |
| RIDGE LAKE HOLDINGS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 23, 2004 | Active |
| 146 EUCLID BLVD, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 2, 2024 | Active |
| KSL REALTY, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 29, 2003 | Active |
| ADVANCED REMEDIATION TECHNOLOGIES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Aug 17, 1992 | Inactive |