| Savage Axe LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jul 1, 2024 | Active |
| Firetower Flowers, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jul 8, 2024 | Active |
| BP&TW LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Jul 11, 2024 | Dissolved |
| Yoga with Neil LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jul 15, 2024 | Active |
| Coastal Lock and Safe LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jul 17, 2024 | Active |
| HEIMDALL BIO, LLCKillingworth, CT · Withdrawn | Killingworth, CT | LLC | Jul 17, 2024 | Withdrawn |
| Curb Appeal LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jul 22, 2024 | Active |
| DJS Exterior, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 1, 2024 | Active |
| 18 Birch Mill LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 1, 2024 | Active |
| Technik Web Industries LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 3, 2024 | Active |
| JAIME'S LAWN CARE LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 5, 2024 | Active |
| Savoy's Sweet Scoops, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 10, 2024 | Active |
| Alvarado Web Solutions LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 12, 2024 | Active |
| Soul's Apothecary LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 5, 2024 | Active |
| HAWKI LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 23, 2024 | Active |
| Parenting Dyslexia 360 LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Aug 25, 2024 | Dissolved |
| GracePoint Communications LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 10, 2024 | Active |
| Isadora Cleaning LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 13, 2024 | Active |
| Raptor Trail LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 18, 2024 | Active |
| Jay Evans and Family LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 30, 2024 | Active |
| Sherwood Forest LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 2, 2024 | Active |
| The Glass Garden LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 4, 2024 | Active |
| Thousand Oaks Therapeutic Horsemanship IncKillingworth, CT · Active | Killingworth, CT | Corporation | Oct 16, 2024 | Active |
| WB Stores LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 30, 2024 | Active |
| Whetstone Industries LLCKillingworth, CT · Active | Killingworth, CT | LLC | Nov 11, 2024 | Active |
| Integrated Capital Advisors LLCKillingworth, CT · Active | Killingworth, CT | LLC | Nov 28, 2024 | Active |
| Collazo Grove LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 2, 2025 | Active |
| Double D Lubricant Solutions LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 6, 2025 | Active |
| Zane Northeast, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 13, 2025 | Active |
| Easton Industries, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 15, 2025 | Active |
| Anchor and Tide Coaching LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 17, 2025 | Active |
| TownieSwag, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 22, 2025 | Active |
| Road's End - Natural Resources Consulting LlcKillingworth, CT · Dissolved | Killingworth, CT | LLC | Feb 11, 2025 | Dissolved |
| I AM X39 LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Feb 11, 2025 | Dissolved |
| SECRET HARMONY NAIL SPA LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 25, 2025 | Active |
| tusk bar and grill L.L.C.Killingworth, CT · Active | Killingworth, CT | LLC | Mar 1, 2025 | Active |
| Aristokraft Kitchen LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 4, 2025 | Active |
| KBW LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 4, 2025 | Active |
| SMF LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 4, 2025 | Active |
| Gemologist LLCKillingworth Ct, CT · Active | Killingworth Ct, CT | LLC | Mar 5, 2025 | Active |
| Matt Sykes Construction LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 6, 2025 | Active |
| Thrive Literacy LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 26, 2025 | Active |
| Sync LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 28, 2025 | Active |
| Play By Play LLCKillingworth, CT · Active | Killingworth, CT | LLC | Apr 1, 2025 | Active |
| Kelly Allard Leach Foundation for Children with Spinal Injuries, Inc.Killingworth, CT · Active | Killingworth, CT | Corporation | Apr 4, 2025 | Active |
| Pat Dougherty Personal Training LLCKillingworth, CT · Active | Killingworth, CT | LLC | Apr 9, 2025 | Active |
| Maribella Digital Works LLCKillingworth, CT · Active | Killingworth, CT | LLC | Apr 17, 2025 | Active |
| Filion Veterinary Services, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Apr 18, 2025 | Active |
| Twin Tree Woodworks L.L.C.Killingworth, CT · Active | Killingworth, CT | LLC | Apr 28, 2025 | Active |
| M2 Development Group LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | May 5, 2025 | Dissolved |