| M3S Auto Group LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 15, 2025 | Active |
| Fantasia Consignments, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 15, 2025 | Active |
| Main Management, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 15, 2025 | Active |
| Dash Bakery LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 16, 2025 | Active |
| Donnybrook Pineapple Pictures IncOld Saybrook, CT · Active | Old Saybrook, CT | Corporation | Jan 22, 2025 | Active |
| Courtyard Restaurant, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 21, 2025 | Active |
| Hibernia Travel Consultants Limited Liability CompanyOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 28, 2025 | Active |
| Foulkes & Co. LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jan 31, 2025 | Active |
| JJB Properties LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 5, 2025 | Active |
| Shedzilla Antler Mounting LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 6, 2025 | Active |
| Acton Public Library Foundation IncOld Saybrook, CT · Active | Old Saybrook, CT | Corporation | Feb 7, 2025 | Active |
| The Trove LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 7, 2025 | Active |
| AcadiaCT LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 10, 2025 | Active |
| Lumber 2 Leather Pro Shop LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 11, 2025 | Active |
| Morin Concrete Services, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 11, 2025 | Active |
| Jenna Bakken Consulting LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 13, 2025 | Active |
| Fae Apothecary LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 18, 2025 | Active |
| FOUR SERVICES, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 25, 2025 | Active |
| Maximus Home LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Feb 26, 2025 | Active |
| deantonisdm consulting LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 4, 2025 | Active |
| Lighthouse EMS LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 5, 2025 | Active |
| Mastercraft Interiors LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 5, 2025 | Active |
| STINKIN' GOAT ADVENTURES LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 7, 2025 | Active |
| DarkHorse LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 7, 2025 | Active |
| Lorraine 49, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 8, 2025 | Active |
| PRC Old Saybrook LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 10, 2025 | Active |
| Gondek Technologies LLCOld Saybrook, CT · Dissolved | Old Saybrook, CT | LLC | Mar 10, 2025 | Dissolved |
| Burgerz llcOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 12, 2025 | Active |
| Healing Gardens LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 13, 2025 | Active |
| Shoreline Therapy Center of Southeast CT LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 13, 2025 | Active |
| KSSB Coastal LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 16, 2025 | Active |
| MILD NATURE LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 17, 2025 | Active |
| Sunflower Therapy and Wellness Limited Liability CompanyOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 19, 2025 | Active |
| Four Services CT, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 26, 2025 | Active |
| Wicked Digital Marketing, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Jun 9, 2025 | Active |
| Lateran Fabrications, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 21, 2025 | Active |
| Tony's Package Store Too LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 26, 2025 | Active |
| Oyster River Industrial Building Limited Liability CompanyOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 28, 2025 | Active |
| Shoreline Gastroenterology Suites, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 31, 2025 | Active |
| Puka Fifteen, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Mar 31, 2025 | Active |
| RHYSE Mental Health Services PLLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 1, 2025 | Active |
| Soul to Sole Wellness LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 1, 2025 | Active |
| Sandbar Grill LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 1, 2025 | Active |
| Mander, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 2, 2025 | Active |
| Lady Jane Boat Tours, LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 4, 2025 | Active |
| Shoreline Lactation and Beyond LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 8, 2025 | Active |
| CVI Properties LLCOld Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 8, 2025 | Active |
| Breakwater Behavioral, LLCOld Saybrook, CT · Dissolved | Old Saybrook, CT | LLC | Apr 11, 2025 | Dissolved |
| Genden Ventures Inc.Old Saybrook, CT · Active | Old Saybrook, CT | Corporation | Apr 12, 2025 | Active |
| Patriot enterprises L.L.C.Old Saybrook, CT · Active | Old Saybrook, CT | LLC | Apr 13, 2025 | Active |