| MARATHON ATHLETIC CLUB, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Nov 19, 1992 | Inactive |
| CASA MARLENE CONDOMINIUM ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Nov 30, 1992 | Inactive |
| CONCH COALITION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Dec 18, 1992 | Inactive |
| MARATHON LUTHERAN SCHOOL, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Mar 17, 1993 | Inactive |
| OCEAN BREEZE PARK WEST TENANTS ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Feb 12, 1993 | Inactive |
| HEART OF THE KEYS RECREATION ASSOCIATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Mar 25, 1993 | Active |
| CORAL KEY VILLAGE HOMEOWNERS' ASSOCIATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | May 13, 1993 | Active |
| THE FRANCES LOUISE WOLFSON FAMILY FOUNDATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Jun 17, 1993 | Active |
| FREEDOM IN TRUTH FOUNDATION, INC.Duck Key, FL · Inactive | Duck Key, FL | Nonprofit | Jul 9, 1993 | Inactive |
| PIGEON KEY HISTORICAL PARK, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Aug 4, 1993 | Inactive |
| MARATHON ADULT RECREATIONAL LEAGUE, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Aug 13, 1993 | Inactive |
| BRANCHES IN THE VINE MINISTRIES, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Sep 15, 1993 | Inactive |
| ROTARY CLUB OF MARATHON, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Sep 28, 1993 | Active |
| CONCH REPUBLIC ATHLETIC PROGRAM, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Oct 14, 1993 | Inactive |
| MIDDLE KEYS MARINE ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Dec 17, 1993 | Inactive |
| MARATHON OLD TOWN MERCHANTS ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jan 18, 1994 | Inactive |
| CORAL REEF SWEEPERS, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jun 14, 1994 | Inactive |
| MARATHON BRIDGE RAILROAD, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jul 13, 1994 | Inactive |
| FLORIDA KEYS FEDERATION OF CHAMBERS OF COMMERCE, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Sep 23, 1994 | Active |
| MARATHON BPW FOUNDATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Jan 23, 1995 | Active |
| THE FLORIDA KEYS AVIATION ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Feb 23, 1995 | Inactive |
| NEWFOUNDLAND CLUB OF FLORIDA, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Jul 13, 1994 | Active |
| FORCE TEN DIVISION NAVAL SEA CADET CORPS, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jul 17, 1995 | Inactive |
| TROPICAL TROUPE, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jul 18, 1995 | Inactive |
| STUFFED PIG SCHOLARSHIP, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Sep 15, 1995 | Active |
| MARATHON ALUMNI ATHLETIC BOOSTER CLUB, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Oct 5, 1995 | Inactive |
| MARATHON ECONOMIC DEVELOPMENT COUNCIL, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Dec 7, 1995 | Inactive |
| ADVENTURES IN PARADISE MARATINE MINISTRY, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jan 29, 1996 | Inactive |
| HEALTHECO, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Mar 8, 1996 | Inactive |
| 1499-1503 SOMBRERO BLVD. CONDOMINIUM ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Apr 8, 1996 | Inactive |
| MARATHON IN-LINE HOCKEY ASSOCIATION INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Apr 29, 1996 | Inactive |
| HEART OF THE KEYS TOURISM ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jun 10, 1996 | Inactive |
| FLORIDA KEYS HEALTH CARE PROVIDERS, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jun 19, 1996 | Inactive |
| GOOD SAMARITAN MARITIME TRAINING ACADEMY, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Sep 25, 1996 | Inactive |
| STUDENT TO STUDENT, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jan 14, 1997 | Inactive |
| FLORIDA KEYS OFFSHORE RESCUE, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Feb 3, 1997 | Inactive |
| FLORIDA KEYS AMBULATORY SURGICAL CENTER, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | May 27, 1997 | Inactive |
| CARING FRIENDS FOR SENIORS, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jun 5, 1997 | Inactive |
| NORTH MARATHON SHORES NEIGHBORHOOD ASSOCIATION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jun 11, 1997 | Inactive |
| THE NIELSEN ANGEL OF THE DEEP, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Jul 16, 1997 | Inactive |
| MARATHON ALL STARS CHEERLEADING CLUB, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Sep 12, 1997 | Inactive |
| MARATHON FBO, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Nov 18, 1997 | Inactive |
| ZONTA CLUB OF MARATHON FOUNDATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Apr 27, 1998 | Active |
| VILLAGE AT HAWK'S CAY PROPERTY OWNERS' ASSOCIATION, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Jun 3, 1998 | Active |
| MIDDLE KEYS EXPERIMENTAL AIRCRAFT ASSOCIATION, EAA CHAPTER 1241, INCORPORATEDMarathon, FL · Active | Marathon, FL | Nonprofit | Oct 12, 1998 | Active |
| HABITAT'S KEY'S SOLUTION, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Oct 22, 1998 | Inactive |
| KEYS AREA INTERDENOMINATIONAL RESOURCES, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Oct 27, 1998 | Active |
| FLORIDA KEYS BIRDING AND WILDLIFE FESTIVAL, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Nov 19, 1998 | Inactive |
| SAINT PAUL AFRICAN METHODIST EPISCOPAL CHURCH OF MARATHON, INC.Marathon, FL · Active | Marathon, FL | Nonprofit | Jan 26, 1999 | Active |
| THE BOUGAINVILLEA HOUSE GALLERY, INC.Marathon, FL · Inactive | Marathon, FL | Nonprofit | Feb 1, 1999 | Inactive |