| STAINLESS PROPERTIES, LLCMystic, CT · Active | Mystic, CT | LLC | Apr 5, 2001 | Active |
| ANGUILLA LAW, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Apr 21, 2005 | Active |
| MYSTIC STAINLESS & ALUMINUM, INC.Mystic, CT · Active | Mystic, CT | Corporation | Jan 29, 2010 | Active |
| D6 REALTY LLCSalem, CT · Active | Salem, CT | LLC | Aug 3, 2018 | Active |
| Little Gansett LLCStonington, CT · Active | Stonington, CT | LLC | Aug 22, 2022 | Active |
| Planchon Management Solutions, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Oct 2, 2023 | Active |
| Borderland Hoard, LLCNorth Stonington, CT · Active | North Stonington, CT | LLC | Mar 14, 2024 | Active |
| 9 Donna Drive, LLCGroton, CT · Active | Groton, CT | LLC | Apr 5, 2024 | Active |
| Mystic Grove, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | May 7, 2024 | Active |
| Coastal Companion, LLCStonington, CT · Dissolved | Stonington, CT | LLC | May 20, 2024 | Dissolved |
| M & M Decking, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | May 21, 2024 | Active |
| Hinckley Hill, LLCStonington, CT · Active | Stonington, CT | LLC | Jun 12, 2024 | Active |
| 80 Corey Road, LLCGroton, CT · Active | Groton, CT | LLC | Jun 17, 2024 | Active |
| Touchdown72 LLCStonington, CT · Active | Stonington, CT | LLC | Apr 9, 2025 | Active |
| 3 Bayview, LLCStonington, CT · Active | Stonington, CT | LLC | Apr 16, 2025 | Active |
| 49 High Ridge Drive, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Oct 17, 2025 | Active |
| 53 High Ridge Drive, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Oct 17, 2025 | Active |
| 7 Wequetequock Passage, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Oct 17, 2025 | Active |
| 253 Elm Street, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Oct 17, 2025 | Active |
| N Kepple Law, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Dec 1, 2025 | Active |
| 283 GCSEB25 LLCStonington, CT · Active | Stonington, CT | LLC | Dec 15, 2025 | Active |
| 6 Lester Avenue, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 106 Pennywood Lane, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 219C High Street, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 298 Pequot Trail, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 67-69 Water Street, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 252 South Broad Street, LLCPawcatuck, CT · Active | Pawcatuck, CT | LLC | Jan 2, 2026 | Active |
| 180 North Road, LLCGroton, CT · Active | Groton, CT | LLC | Jul 17, 2026 | Active |