| H & W Investors, LLCHarwinton, CT · Active | Harwinton, CT | LLC | Nov 7, 2025 | Active |
| Vintage Witch Confectionery Cottage LLCHarwinton, CT · Active | Harwinton, CT | LLC | Nov 10, 2025 | Active |
| KC Plumbing & Heating LLCHarwinton, CT · Active | Harwinton, CT | LLC | Nov 26, 2025 | Active |
| Share On Cleanings LLCHarwinton, CT · Active | Harwinton, CT | LLC | Dec 1, 2025 | Active |
| CTMPT LLCHarwinton, CT · Active | Harwinton, CT | LLC | Dec 3, 2025 | Active |
| Green Hill Family Farm, LLCHarwinton, CT · Active | Harwinton, CT | LLC | Dec 9, 2025 | Active |
| The Peabody Heritage Trust LLCHarwinton, CT · Active | Harwinton, CT | LLC | Dec 22, 2025 | Active |
| CT Tube Innovations, LLCHarwinton, CT · Dissolved | Harwinton, CT | LLC | Dec 23, 2025 | Dissolved |
| Cutting Edge Equine LLCHarwinton, CT · Active | Harwinton, CT | LLC | Dec 23, 2025 | Active |
| B&S Property Maintenance LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 2, 2026 | Active |
| Forged Legacy LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 5, 2026 | Active |
| 471 Deercliff Rd, LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 9, 2026 | Active |
| Phillip Armstrong Consulting LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 13, 2026 | Active |
| We Try Motorsports LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 15, 2026 | Active |
| Northwind Electric LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 21, 2026 | Active |
| Pickleball for Parkinson's of Connecticut Inc.Harwinton, CT · Active | Harwinton, CT | Corporation | Feb 22, 2026 | Active |
| LeisureTech LLCHarwinton, CT · Active | Harwinton, CT | LLC | Jan 29, 2026 | Active |
| Phoenix Sport Horses LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 2, 2026 | Active |
| don�t quote me LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 5, 2026 | Active |
| Powder Brook Farm Training Limited Liability CompanyHarwinton, CT · Active | Harwinton, CT | LLC | Feb 9, 2026 | Active |
| Thomaston Home and Design LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 10, 2026 | Active |
| Premier Project Group LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 10, 2026 | Active |
| Creative Resumes and Business Writing by Bree Gurin Limited Liability CompanyHarwinton, CT · Active | Harwinton, CT | LLC | Feb 11, 2026 | Active |
| Rambler Ridge Farm LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 16, 2026 | Active |
| INSPIRED INTUITION MASSAGE LLCHarwinton, CT · Active | Harwinton, CT | LLC | Feb 24, 2026 | Active |
| Semillero Distributions Limited Liability CompanyHarwinton, CT · Active | Harwinton, CT | LLC | Mar 1, 2026 | Active |
| Rock Roll and Return LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 3, 2026 | Active |
| Crazy Rat Customs LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 5, 2026 | Active |
| 5 Scoops Mobile LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 10, 2026 | Active |
| County Line Family Farm Limited Liability CompanyHarwinton, CT · Active | Harwinton, CT | LLC | Mar 16, 2026 | Active |
| C3&M Landscaping and Excavation LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 17, 2026 | Active |
| 300 Soundview Fairfield LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 19, 2026 | Active |
| Name It, LLCHarwinton, CT · Active | Harwinton, CT | LLC | Mar 23, 2026 | Active |
| 1600 Prince LLCHarwinton, CT · Active | Harwinton, CT | LLC | Apr 1, 2026 | Active |
| Baker Builds Better LLCHarwinton, CT · Active | Harwinton, CT | LLC | Apr 2, 2026 | Active |
| AUDIA LLCHarwinton, CT · Active | Harwinton, CT | LLC | Apr 2, 2026 | Active |
| Good Day Animal Rescue and Sanctuary Inc.Harwinton, CT · Active | Harwinton, CT | Corporation | Apr 5, 2026 | Active |
| Happy Day Spelling LLCHarwinton, CT · Active | Harwinton, CT | LLC | Apr 9, 2026 | Active |
| Killer Land Services LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 1, 2026 | Active |
| Lander Earth Company LLCHarwinton, CT · Dissolved | Harwinton, CT | LLC | May 2, 2026 | Dissolved |
| Spritz Of Sun Studio LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 3, 2026 | Active |
| M & M PASTURES LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 5, 2026 | Active |
| Rhodopsin Imaging LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 6, 2026 | Active |
| PFS Watertown LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 11, 2026 | Active |
| CPM LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 20, 2026 | Active |
| A.D.B. MANAGEMENT LLCHarwinton, CT · Dissolved | Harwinton, CT | LLC | May 21, 2026 | Dissolved |
| The Chaotic Crumb LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 28, 2026 | Active |
| ROOTED IN BLOOM TEAM LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 29, 2026 | Active |
| ROOTED IN BLOOM CLEANING CO LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 29, 2026 | Active |
| Town Line Mini Storage LLCHarwinton, CT · Active | Harwinton, CT | LLC | May 30, 2026 | Active |