| UNITED CONCRETE PRODUCTS INC.Yalesville, CT · Active | Yalesville, CT | Corporation | Jan 23, 1978 | Active |
| POLYLOK, INC.Wallingford, CT · Active | Wallingford, CT | Corporation | Mar 14, 1994 | Active |
| BEAUCHEMIN STEEL, INC.Yalesville, CT · Dissolved | Yalesville, CT | Corporation | Aug 18, 1995 | Dissolved |
| WALLINGFORD GROUP, L.L.C.Yalesville, CT · Active | Yalesville, CT | LLC | Jun 6, 1996 | Active |
| GAVIN AIR, LLCYalesville, CT · Dissolved | Yalesville, CT | LLC | Aug 29, 2000 | Dissolved |
| 38 WAREHOUSE POINT ROAD, LLCWallingford, CT · Active | Wallingford, CT | LLC | Mar 15, 2002 | Active |
| COLT CONCRETE PRODUCTS, LLCWallingford, CT · Dissolved | Wallingford, CT | LLC | Jun 30, 2003 | Dissolved |
| COLUMBIA GRAND VIEW, LLCYalesville, CT · Dissolved | Yalesville, CT | LLC | Jan 26, 2006 | Dissolved |
| GARDEN DEVELOPMENT ASSOCIATES, LLCYalesville, CT · Dissolved | Yalesville, CT | LLC | Jan 26, 2006 | Dissolved |
| 448 WALLINGFORD, LLCWallingford, CT · Active | Wallingford, CT | LLC | Mar 8, 2006 | Active |
| YALESVILLE PROPERTIES, LLCYalesville, CT · Active | Yalesville, CT | LLC | Apr 12, 2006 | Active |
| 173 CHURCH STREET, LLCYalesville, CT · Active | Yalesville, CT | LLC | Aug 24, 2006 | Active |
| BLOOMFIELD PARTNERS, LLCYalesville, CT · Dissolved | Yalesville, CT | LLC | Jul 17, 2009 | Dissolved |
| J. GAVIN PROPERTIES, LLCYalesville, CT · Active | Yalesville, CT | LLC | Apr 21, 2010 | Active |
| 350 NORTH CHERRY STREET EXTENSION LLCYalesville, CT · Active | Yalesville, CT | LLC | Sep 13, 2010 | Active |
| 69 NORTH PLAINS WALLINGFORD, LLCWallingford, CT · Active | Wallingford, CT | LLC | Nov 7, 2011 | Active |
| WITCH HAZEL ASSOCIATES, LLCYalesville, CT · Dissolved | Yalesville, CT | LLC | May 4, 2012 | Dissolved |
| THE UNITED COMPANIES OF CONNECTICUT, INC.Yalesville, CT · Active | Yalesville, CT | Corporation | Jan 7, 2014 | Active |
| UNITED TRUCKING, INC.Yalesville, CT · Active | Yalesville, CT | Corporation | Jan 2, 2014 | Active |
| CHEYENNE FLIGHT GROUP, LLCWallingford, CT · Active | Wallingford, CT | LLC | Jan 8, 2014 | Active |
| 68 MIDDLE BEACH ROAD WEST, LLCYalesville, CT · Active | Yalesville, CT | LLC | Dec 7, 2015 | Active |
| 475 MAIN STREET, LLCYalesville, CT · Active | Yalesville, CT | LLC | May 19, 2016 | Active |
| 3V, LLCYalesville, CT · Active | Yalesville, CT | LLC | Nov 2, 2016 | Active |
| 2303 MAIN STREET, LLCYalesville, CT · Active | Yalesville, CT | LLC | Nov 3, 2016 | Active |
| CESSCON LLCYalesville, CT · Active | Yalesville, CT | LLC | Feb 15, 2017 | Active |
| MIDDLETOWN COMMERCIAL, LLCYalesville, CT · Active | Yalesville, CT | LLC | Apr 17, 2017 | Active |
| PARK PLACE PARTNERS, LLCYalesville, CT · Active | Yalesville, CT | LLC | Aug 22, 2018 | Active |
| NORTH CHERRY EXT, LLCYalesville, CT · Active | Yalesville, CT | LLC | Aug 22, 2018 | Active |
| 67 MIDDLE BEACH ROAD WEST, LLCYalesville, CT · Active | Yalesville, CT | LLC | Oct 26, 2018 | Active |
| UNITED UNDERGROUND PRECAST & INFRASTRUCTURE LLCYalesville, CT · Active | Yalesville, CT | LLC | May 17, 2019 | Active |
| PARK PLACE PARTNERS II, LLCYalesville, CT · Active | Yalesville, CT | LLC | May 22, 2019 | Active |
| UNITED STAMPING SERVICES LLCSouthington, CT · Active | Southington, CT | LLC | Apr 19, 2021 | Active |
| 445 W.Q.S. LLCYalesville, CT · Active | Yalesville, CT | LLC | Apr 19, 2021 | Active |
| RGR Investments, LLCWallingford, CT · Active | Wallingford, CT | LLC | Mar 13, 2024 | Active |
| 74 AIRLINE LLCYalesville, CT · Active | Yalesville, CT | LLC | Nov 21, 2024 | Active |
| 35 IPP, LLCYalesville, CT · Active | Yalesville, CT | LLC | Jul 7, 2026 | Active |
| Farmington Ave Holdings, LLCYalesville, CT · Active | Yalesville, CT | LLC | Aug 6, 2026 | Active |