| POINCIANA PARTNERS LLLPOpa Locka, FL · Inactive | Opa Locka, FL | Partnership | Apr 13, 2005 | Inactive |
| CASEY WALES FAMILY LIMITED PARTNERSHIPDuck Key, FL · Inactive | Duck Key, FL | Partnership | Jun 9, 2005 | Inactive |
| SURF & TURF, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Oct 26, 1978 | Inactive |
| WESTPHAL ENTERPRISES, LPDuck Key, FL · Inactive | Duck Key, FL | Partnership | Mar 13, 2008 | Inactive |
| KANE FAMILY PARTNERSHIP, LLLPMarathon, FL · Inactive | Marathon, FL | Partnership | Mar 27, 2008 | Inactive |
| RUTTGERS OCEAN BEACH LODGE, LTD.Key Colony Beach, FL · Inactive | Key Colony Beach, FL | Partnership | Mar 13, 1980 | Inactive |
| HOLIDAY ASSOCIATES OF MARATHON KEY, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Jul 14, 1980 | Inactive |
| MARATHON SUNRISE ISLAND, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Oct 23, 1980 | Inactive |
| FISHING ENTERPRISES, LTD.Grassy Key, FL · Inactive | Grassy Key, FL | Partnership | Jun 3, 1982 | Inactive |
| CUTLER RIDGE ASSOCIATES, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Mar 29, 1983 | Inactive |
| HAWK'S CAY INVESTORS, LTD.Duck Key, FL · Inactive | Duck Key, FL | Partnership | May 2, 1983 | Inactive |
| BONEFISH HARBOR MARINA LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Jul 8, 1983 | Inactive |
| BEST MARATHON OCEAN VIEW LPMarathon, FL · Inactive | Marathon, FL | Partnership | Feb 25, 2019 | Inactive |
| EQUILEASE LIMITED PARTNERSHIPMarathon, FL · Inactive | Marathon, FL | Partnership | Nov 30, 2022 | Inactive |
| SEAHORSE MOTEL LIMITED PARTNERSHIPMarathon, FL · Inactive | Marathon, FL | Partnership | May 27, 1986 | Inactive |
| LITTLE CRAWL KEY LIMITED PARTNERSHIPMarathon, FL · Inactive | Marathon, FL | Partnership | Jun 17, 1988 | Inactive |
| CONMAR, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | May 9, 1989 | Inactive |
| D & M LIMITED PARTNERSHIP #1Marathon, FL · Inactive | Marathon, FL | Partnership | Oct 28, 1992 | Inactive |
| R & C PARTNERS, LTD.Marathon, FL · Inactive | Marathon, FL | Partnership | Mar 4, 1996 | Inactive |
| THE FISHER FAMILY LIMITED PARTNERSHIP IIMarathon, FL · Inactive | Marathon, FL | Partnership | Jan 17, 1997 | Inactive |
| THE PUTO FAMILY LIMITED PARTNERSHIP #1Marathon, FL · Inactive | Marathon, FL | Partnership | Jan 15, 1997 | Inactive |
| THE PUTO FAMILY LIMITED PARTNERSHIP #2Marathon, FL · Inactive | Marathon, FL | Partnership | Mar 7, 1997 | Inactive |
| TANGO ONE FLIGHT ACADEMY, L.P.Marathon, FL · Inactive | Marathon, FL | Partnership | Mar 29, 2002 | Inactive |
| BAY SHORE PHYSICAL THERAPY, LIMITED PARTNERSHIPMarathon, FL · Inactive | Marathon, FL | Partnership | Oct 13, 2005 | Inactive |
| SWATIK FAMILY LIMITED PARTNERSHIPMarathon, FL · Inactive | Marathon, FL | Partnership | Apr 9, 2008 | Inactive |
| GRASSY KEY RV PARK AND RESORT, LIMITED PARTNERSHIPGrassy Key, FL · Active | Grassy Key, FL | Partnership | Apr 28, 2008 | Active |
| JOBE MATERIALS, L.P.Marathon, FL · Inactive | Marathon, FL | Partnership | Mar 8, 2011 | Inactive |
| THE GREAT HARBOR BEACH HACIENDA TRUSTMarathon, FL · Inactive | Marathon, FL | Other | Jun 24, 1996 | Inactive |
| SYBEQ HOLDINGS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 26, 2000 | Inactive |
| WILLOWBROOK MARLIN, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 26, 2000 | Inactive |
| HOMEPORT SERVICES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Dec 28, 2000 | Inactive |
| TN DELAWARE AIR CORP.Marathon, FL · Inactive | Marathon, FL | Corporation | Jan 5, 2001 | Inactive |
| CONEN, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 29, 2001 | Inactive |
| TAURSA CAPITAL MANAGEMENT, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 11, 2001 | Inactive |
| SUM AIR SERVICES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 11, 2001 | Inactive |
| DELTANA CORPORATIONMarathon, FL · Inactive | Marathon, FL | Corporation | Oct 13, 1980 | Inactive |
| ALL KEYS GLASS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 11, 2002 | Inactive |
| T1 AIRCRAFT, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 19, 2002 | Inactive |
| MR. GREENJEANS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 20, 1980 | Inactive |
| FIGG ASSOCIATES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 28, 2003 | Inactive |
| WHARFSIDE ENTERPRISES, LTD. INCORPORATEDMarathon, FL · Inactive | Marathon, FL | Corporation | Jul 29, 2003 | Inactive |
| FLORIDA KEYS DATA PROCESSING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 24, 1980 | Inactive |
| TERESA LYNN, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 27, 1980 | Inactive |
| DAVID LEWIN PROMOTIONS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 28, 1980 | Inactive |
| TROPICAL FIGHTERS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Dec 24, 2003 | Inactive |
| JDA IMPROVEMENTS, INC.Duck Key, FL · Inactive | Duck Key, FL | Corporation | Apr 6, 2004 | Inactive |
| FAMILY PRIDE CORPORATION OF TRANQUILITY BAYMarathon, FL · Inactive | Marathon, FL | Corporation | Mar 29, 2005 | Inactive |
| FLORIDA KEYS SOLAR, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Nov 12, 1980 | Inactive |
| SUN & SURF, COMMERICAL DIVISION, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Nov 18, 1980 | Inactive |
| CHRIS WILDER, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jan 5, 2006 | Inactive |