| KEY LARGO/UPPER KEYS MERCHANTS ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 20, 1987 | Inactive |
| ERYSS OF THE OCEAN INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 2, 2023 | Inactive |
| MAYEA BUILDING AND REMODELING, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 20, 2023 | Inactive |
| SOUTH DADE UPPER MONROE ANIMAL RESCUE INCKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | May 2, 2023 | Inactive |
| THE PRIESTMAN FOUNDATION INCKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 20, 2023 | Inactive |
| FLORIDA KEYS BASEBALL CLUB INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 9, 2023 | Inactive |
| TROPICS INTERNATIONAL CRICKET CLUB, INC.Miramar, FL · Inactive | Miramar, FL | Nonprofit | Nov 13, 2023 | Inactive |
| ESSLINGER HEIGHTS CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Nov 14, 2023 | Active |
| REB.K.W. CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Oct 15, 1987 | Active |
| GATEWAY TO THE SEA HOMEOWNER'S ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Oct 22, 1987 | Active |
| NEWPORT BAY CITIZENS ASSOCIATION INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Oct 26, 1987 | Inactive |
| SKILLS FOR CHRIST, INCKey Largo, FL · Active | Key Largo, FL | Nonprofit | Jan 24, 2024 | Active |
| WHITMAN MANATEE BAY, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Feb 29, 2024 | Active |
| LITTLE PAWS DACHSHUND RESCUE INCORPORATEDLocation not reported, FL · Active | Location not reported, FL | Nonprofit | Mar 18, 2024 | Active |
| MAGROIN NATION INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 3, 2024 | Inactive |
| FRIENDS OF UPPER KEYS MONROE COUNTY PARKS & BEACHES, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Apr 18, 2024 | Active |
| PINEIRO MOVING FORWARD FOUNDATION CORPKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 20, 2024 | Inactive |
| BOOBY MAMAS INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Oct 18, 2024 | Inactive |
| MARYLAND IS FORE CRABS CHARITABLE FOUNDATION, INC.North Key Largo, FL · Inactive | North Key Largo, FL | Nonprofit | Dec 31, 1987 | Inactive |
| CITIZENS FOR PROTECTION OF LARGO SOUND, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Feb 1, 1988 | Inactive |
| NAVIGATING THE COMPROMISE INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Feb 10, 2025 | Active |
| PRO-ARTE,INCKey Largo, FL · Active | Key Largo, FL | Nonprofit | May 15, 2025 | Active |
| MANGROVE CHAPTER OF THE IZAAK WALTON LEAGUE OF AMERICA, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Mar 7, 1988 | Active |
| ADDME TO THE FUTURE, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Aug 1, 2025 | Active |
| AMOR CHURCH, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Feb 25, 2026 | Active |
| MIAMI TECHNICAL INSTITUTE FOUNDATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Apr 13, 2026 | Active |
| CASA DE LUZ INTERNATIONAL INCKey Largo, FL · Active | Key Largo, FL | Nonprofit | Jun 19, 2026 | Active |
| DAY ONE FOUNDATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Jun 23, 2026 | Active |
| SILVER CAFE CLUB INCKey Largo, FL · Active | Key Largo, FL | Nonprofit | Jul 29, 2026 | Active |
| ROCKSTAR SELECT BOOSTER CLUB, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Sep 8, 2026 | Active |
| SUSANNE WARFIELD FOUNDATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Sep 21, 2026 | Active |
| THE UPPER KEYS HOTEL & MOTEL ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 3, 1988 | Inactive |
| THE ELBOW LIGHT CLUB PROPERTY OWNERS ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Sep 30, 1988 | Inactive |
| GET HOOKED ON FISHING--NOT DRUGS, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jan 13, 1989 | Inactive |
| PARADISE HOMEOWNERS, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 2, 1989 | Inactive |
| HABITAT FOR HUMANITY OF THE UPPER KEYS, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Mar 7, 1989 | Active |
| KEY LARGO ROAD RUNNERS CLUB, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 24, 1989 | Inactive |
| UPPER KEYS SUB-CONTRACTORS ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 14, 1989 | Inactive |
| ORCAT, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Jun 12, 1989 | Active |
| GOLF MANOR I CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Aug 7, 1989 | Active |
| THE KEYS INSTITUTE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 25, 1989 | Inactive |
| THE ACADEMY AT OCEAN REEF, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Sep 26, 1989 | Active |
| FLORIDA KEYS BAPTIST ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Oct 24, 1989 | Active |
| THE HARBOR COURSE SOUTH OWNERS ASSOCIATION NUMBER TWO, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Nov 3, 1989 | Inactive |
| BICENTENNIAL UNIT 333, INCORPORATEDKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jan 26, 1990 | Inactive |
| KEY LARGO CHURCH OF CHRIST, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Jan 26, 1990 | Active |
| PC MASTER POOL ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Feb 2, 1990 | Active |
| GREATER CONCH REPUBLIC OF F.O.E. 4138, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | May 7, 1990 | Inactive |
| DANCE WORKSHOP OF THE FLORIDA KEYS, INCORPORATEDKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 6, 1990 | Inactive |
| CORAL REEF FOUNDATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 13, 1990 | Inactive |