| WILLIAMS FAMILY MAKE A DIFFERENCE FOUNDATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 5, 2014 | Inactive |
| THURMOND STREET PARTNERS CONDOMINIUM ASSOCIATION INCKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 31, 2014 | Inactive |
| KEYS 4 ART, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 4, 2014 | Inactive |
| LEGAL G-AID INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 4, 2014 | Inactive |
| RESTORING ECO ENVIRONMENTS FOREVER, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 24, 2014 | Inactive |
| RUN FOR THE REEF, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 7, 2015 | Inactive |
| UPPER KEYS VOLLEYBALL CLUB INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 19, 2015 | Inactive |
| THE HARBOR COURSE SOUTH OWNERS ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | May 28, 1986 | Inactive |
| KEY LARGO FISH HAVEN, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 3, 1986 | Inactive |
| DOLPHINS PLUS CONSERVATION ORGANIZATION FOR RESEARCH AND EDUCATION INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Feb 17, 2016 | Inactive |
| DREAMKETCHER INCORPORATEDKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Feb 26, 2016 | Inactive |
| RIPTIDE BASEBALL INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 27, 2016 | Inactive |
| JUSTICE FOR THE BLIND INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 23, 2016 | Inactive |
| WILD EARTH CONSERVANCY, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 1, 2016 | Inactive |
| MONTESSORI ACADEMY ELEMENTARY, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 8, 2016 | Inactive |
| GATEHOUSE DOCK CONDOMINIUM ASSOCIATION,INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Aug 6, 1986 | Active |
| THE CENTRE OF KEY LARGO MERCHANTS ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 12, 1986 | Inactive |
| BAYVIEW PROPERTY OWNERS' ASSN., INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 18, 1986 | Inactive |
| THE RUSK CORPORATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Sep 4, 1986 | Active |
| TOASTMASTERS OF OCEAN REEF CLUB, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Feb 28, 2017 | Inactive |
| UPPER KEYS MERCHANT ASSOCIATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 7, 2017 | Inactive |
| COMMUNITY MARITIME CENTER, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 30, 2017 | Inactive |
| FLORIDA ASSOCIATION OF DIVE OPERATORS, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 5, 1986 | Inactive |
| KEY LARGO LIBRARY DEVELOPMENT COMMITTEE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 17, 1986 | Inactive |
| NO MORE GUN VIOLENCE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 9, 2018 | Inactive |
| HEAR OUR VOICES AMERICA, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 12, 2018 | Inactive |
| KEY LARGO COMMUNITY PRESERVATION FOUNDATION, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Apr 13, 2018 | Inactive |
| UNLIMITED POTENTIAL AND AD ACHIEVEMENT CENTERS CORP.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | May 3, 2018 | Inactive |
| HAMMERHEADS ACADEMY INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Sep 12, 2018 | Inactive |
| MARINA DEL REY FISHING VILLAGE CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Dec 3, 1986 | Active |
| ANGLERS CLUB HOMEOWNERS ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Dec 15, 1986 | Active |
| THE SANCTUARY AT KEY LARGO CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Dec 23, 1986 | Active |
| NATURE'S NICHE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jan 28, 2019 | Inactive |
| SYNCHRO SIRENS INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Oct 17, 2019 | Inactive |
| SOUTH DADE BLUE JAYS TRAVEL BASEBALL CORPKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jan 10, 2020 | Inactive |
| ONCE UPON A TIME, CORPKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jan 27, 2020 | Inactive |
| DOGS HELPING PEOPLE INCKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 20, 2020 | Inactive |
| MANGROVE MIKE'S ENDEAVORS PAYING FORWARD INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Mar 23, 2020 | Inactive |
| THE LIFE SUSTAIN CORPORATIONKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 9, 2020 | Inactive |
| SHOOTING FOR THE STARS, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Sep 28, 2020 | Active |
| EVERGLADES PROTECTION ALLIANCE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Oct 28, 2020 | Inactive |
| KEYS FAMILY SOLUTIONS, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Sep 30, 2020 | Inactive |
| SUNRISE CAY BOAT DOCK CONDOMINIUM ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Apr 16, 1987 | Active |
| COASTAL WATERS REVITALIZATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Dec 22, 2020 | Inactive |
| NOAH'S BOOK CLUB INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Jun 30, 2021 | Inactive |
| ONENESS MISSION INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Nov 22, 2021 | Inactive |
| OCEAN CAY PROPERTY OWNERS ASSOCIATION, INC.Key Largo, FL · Active | Key Largo, FL | Nonprofit | Jun 8, 1987 | Active |
| WORLD WAR II AIRBORNE, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Feb 21, 2022 | Inactive |
| R&B CRICKET SMITH FOUNDATION, INC.Key Largo, FL · Inactive | Key Largo, FL | Nonprofit | Apr 6, 2022 | Inactive |
| MIAMI TECHNICAL INSTITUTE FOUNDATION, INCKey Largo, FL · Inactive | Key Largo, FL | Nonprofit | Aug 9, 2022 | Inactive |