| CANFIELD CORNERS, L.L.C.Seymour, CT · Dissolved | Seymour, CT | LLC | Aug 17, 1998 | Dissolved |
| OXFORD TOWNE CENTER, LLCOxford, CT · Active | Oxford, CT | LLC | Oct 29, 1999 | Active |
| DEER RUN DEVELOPMENT, LLC.Oxford, CT · Active | Oxford, CT | LLC | Dec 20, 2000 | Active |
| 35 OXFORD ROAD, LLCSeymour, CT · Dissolved | Seymour, CT | LLC | Dec 19, 2001 | Dissolved |
| SEYMOUR BEACON FALLS LLCOxford, CT · Active | Oxford, CT | LLC | Dec 9, 2002 | Active |
| 200 SACKETT POINT ROAD LLCOxford, CT · Active | Oxford, CT | LLC | Feb 21, 2003 | Active |
| HAYNES AGGREGATES, LLCOxford, CT · Active | Oxford, CT | LLC | Mar 14, 2003 | Active |
| HAYNES AGGREGATES - TORRINGTON, LLCOxford, CT · Active | Oxford, CT | LLC | May 16, 2003 | Active |
| HAYNES AGGREGATES - DEEP RIVER, LLCOxford, CT · Active | Oxford, CT | LLC | May 16, 2003 | Active |
| HAYNES AGGREGATES - NAUGATUCK, LLCOxford, CT · Active | Oxford, CT | LLC | May 16, 2003 | Active |
| HAYNES AGGREGATES - STERLING, LLCOxford, CT · Active | Oxford, CT | LLC | May 16, 2003 | Active |
| HAYNES MATERIALS EQUIPMENT, LLCSeymour, CT · Merged | Seymour, CT | LLC | May 16, 2003 | Merged |
| HAYNES MATERIALS COMPANYOxford, CT · Active | Oxford, CT | Corporation | Jun 5, 2003 | Active |
| HAYNES DEVELOPMENT COMPANYOxford, CT · Active | Oxford, CT | Corporation | Jun 26, 2003 | Active |
| 3237 WINSTED ROAD, LLCSeymour, CT · Dissolved | Seymour, CT | LLC | Apr 28, 2004 | Dissolved |
| DERBY AVENUE, LLCSeymour, CT · Dissolved | Seymour, CT | LLC | Sep 27, 2005 | Dissolved |
| 1224 NEW HAVEN ROAD, LLCOxford, CT · Active | Oxford, CT | LLC | Mar 6, 2006 | Active |
| 3251 WINSTED ROAD, LLCOxford, CT · Forfeited | Oxford, CT | LLC | Aug 24, 2006 | Forfeited |
| 8 FOX HILL ROAD LLCOxford, CT · Active | Oxford, CT | LLC | Dec 7, 2006 | Active |
| 53 GREAT HILL ROAD, LLCOxford, CT · Forfeited | Oxford, CT | LLC | Jun 10, 2008 | Forfeited |
| HAYNES REAL ESTATE SERVICES, LLCOxford, CT · Active | Oxford, CT | LLC | Nov 7, 2013 | Active |
| THE RESIDENCES AT QUARRY WALK LLCOxford, CT · Active | Oxford, CT | LLC | Nov 9, 2018 | Active |
| 276 OXFORD ROAD, LLCOxford, CT · Active | Oxford, CT | LLC | Jun 14, 2019 | Active |
| TRIPLE Q LLCOxford, CT · Active | Oxford, CT | LLC | Jul 11, 2019 | Active |
| The Residences at Quarry Walk II LLCOxford, CT · Active | Oxford, CT | LLC | Jan 12, 2022 | Active |
| 103 Breault Road, LLCOxford, CT · Active | Oxford, CT | LLC | Mar 15, 2022 | Active |
| Oxford Towne Center Lot 2A LLCOxford, CT · Active | Oxford, CT | LLC | Apr 15, 2022 | Active |
| 28 Branford Road LLCOxford, CT · Active | Oxford, CT | LLC | May 4, 2023 | Active |
| QNC LLCOxford, CT · Active | Oxford, CT | LLC | Jan 11, 2024 | Active |
| Susie Q LLCOxford, CT · Active | Oxford, CT | LLC | Oct 3, 2025 | Active |
| OXFORD TOWNE CENTER LOT 9 LLCOxford, CT · Active | Oxford, CT | LLC | Feb 6, 2026 | Active |
| 137 Old Quarry Road LLCOxford, CT · Active | Oxford, CT | LLC | Jun 15, 2026 | Active |