| Lieutenant Dan Registered Limited Liability PartnershipSouthport, CT · Withdrawn | Southport, CT | Partnership | Feb 26, 2025 | Withdrawn |
| Windsor Southport LLCSouthport, CT · Active | Southport, CT | LLC | Feb 27, 2025 | Active |
| CTAnesthesia, LLCSouthport, CT · Active | Southport, CT | LLC | Mar 2, 2025 | Active |
| Menti, LLCSouthport, CT · Active | Southport, CT | LLC | Mar 5, 2025 | Active |
| Southport 19 Investment LLCSouthport, CT · Active | Southport, CT | LLC | Mar 5, 2025 | Active |
| Bridget Perry, Ph.D., LLCSouthport, CT · Active | Southport, CT | LLC | Mar 7, 2025 | Active |
| Golden Doodle Productions LLCSouthport, CT · Active | Southport, CT | LLC | Mar 13, 2025 | Active |
| TodoKi LLCSouthport, CT · Active | Southport, CT | LLC | Mar 14, 2025 | Active |
| Fitkvist LLCSouthport, CT · Active | Southport, CT | LLC | Mar 15, 2025 | Active |
| Beachwave Productions, LLCSouthport, CT · Active | Southport, CT | LLC | Mar 19, 2025 | Active |
| Ganesh LLCSouthport, CT · Active | Southport, CT | LLC | Mar 20, 2025 | Active |
| Strong House Renovation LLCSouthport, CT · Active | Southport, CT | LLC | Mar 20, 2025 | Active |
| CR Consulting Boston LLCSouthport, CT · Active | Southport, CT | LLC | Mar 23, 2025 | Active |
| UNIC Tiles Installation LLCSouthport, CT · Active | Southport, CT | LLC | Mar 27, 2025 | Active |
| KenWinell LLCSouthport, CT · Active | Southport, CT | LLC | Mar 28, 2025 | Active |
| Amanda Cotter Design LLCSouthport, CT · Active | Southport, CT | LLC | Mar 31, 2025 | Active |
| TippleCo Limited Liability CompanySouthport, CT · Dissolved | Southport, CT | LLC | Mar 31, 2025 | Dissolved |
| ACTCONN LLCSouthport, CT · Active | Southport, CT | LLC | Apr 7, 2025 | Active |
| Food For The Soul Counseling LLCSouthport, CT · Active | Southport, CT | LLC | Apr 7, 2025 | Active |
| Lukas Renovations LLCSouthport, CT · Active | Southport, CT | LLC | Apr 11, 2025 | Active |
| SCIUTO & MIYAHARA, LLCSouthport, CT · Active | Southport, CT | LLC | Apr 13, 2025 | Active |
| Le isole L.L.C.Southport, CT · Active | Southport, CT | LLC | Apr 23, 2025 | Active |
| Sunbird Advisory LLCSouthport, CT · Active | Southport, CT | LLC | Apr 30, 2025 | Active |
| GB general contracting LLCSouthport, CT · Active | Southport, CT | LLC | May 6, 2025 | Active |
| Brash LLCSouthport, CT · Active | Southport, CT | LLC | May 6, 2025 | Active |
| LENSI ARTS LLCSouthport, CT · Active | Southport, CT | LLC | May 8, 2025 | Active |
| Greenside Holdings, LLCSouthport, CT · Active | Southport, CT | LLC | May 8, 2025 | Active |
| Legacy Equipment LLCSouthport, CT · Active | Southport, CT | LLC | May 16, 2025 | Active |
| The EMF Dr. LLCSouthport, CT · Active | Southport, CT | LLC | May 29, 2025 | Active |
| PATTAYA WOK LLCSouthport, CT · Active | Southport, CT | LLC | Jun 13, 2025 | Active |
| Performing Arts Center Consortium Foundation Inc.Southport, CT · Active | Southport, CT | Corporation | Jun 17, 2025 | Active |
| Performing Arts Center Consortium Inc.Southport, CT · Active | Southport, CT | Corporation | Jun 17, 2025 | Active |
| Fantastic Great Eats, LLCSouthport, CT · Active | Southport, CT | LLC | Jun 23, 2025 | Active |
| Honest Home Management LLCSouthport, CT · Active | Southport, CT | LLC | Jun 24, 2025 | Active |
| 555 Church Hill Road LLCSouthport, CT · Active | Southport, CT | LLC | Jun 24, 2025 | Active |
| Falconbridge Partners LLCSouthport, CT · Active | Southport, CT | LLC | Jul 9, 2025 | Active |
| Rising Road Holdings LLCSouthport, CT · Active | Southport, CT | LLC | Jul 16, 2025 | Active |
| Chopstick, LLCSouthport, CT · Active | Southport, CT | LLC | Jul 17, 2025 | Active |
| We are Morningside LLCSouthport, CT · Active | Southport, CT | LLC | Jul 30, 2025 | Active |
| Suzanne Burchill Travel LLCSouthport, CT · Active | Southport, CT | LLC | Aug 6, 2025 | Active |
| Jared Tannenbaum MD LLCSouthport, CT · Active | Southport, CT | LLC | Aug 7, 2025 | Active |
| The Gables of Westport Owners Association, Inc.Southport, CT · Active | Southport, CT | Corporation | Aug 10, 2025 | Active |
| 785 Post Road East Owners Association, Inc.Southport, CT · Active | Southport, CT | Corporation | Aug 10, 2025 | Active |
| June Said So LLCSouthport, CT · Active | Southport, CT | LLC | Aug 14, 2025 | Active |
| CM Seaview LLCSouthport, CT · Active | Southport, CT | LLC | Aug 15, 2025 | Active |
| Bloom Works LLCSouthport, CT · Active | Southport, CT | LLC | Aug 18, 2025 | Active |
| Mill HT, LLCFairfield, CT · Active | Fairfield, CT | LLC | Aug 21, 2025 | Active |
| Concierge Labs LLCSouthport, CT · Active | Southport, CT | LLC | Aug 22, 2025 | Active |
| Inschool.me LLCSouthport, CT · Active | Southport, CT | LLC | Aug 22, 2025 | Active |
| Slainte Financial Services LLCSouthport, CT · Active | Southport, CT | LLC | Aug 23, 2025 | Active |