| CARRERO'S OFFICE SUPPLIES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 4, 1976 | Inactive |
| ORLANDO'S BUSINEESS MACHINES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 4, 1976 | Inactive |
| DEEP SIX TROPICAL FISH, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 10, 1976 | Inactive |
| ZAMMIT ELECTRONICS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 10, 1976 | Inactive |
| GULFSTREAM TRAILER PARK, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 7, 1976 | Inactive |
| UNDERSEAS PHOTOGRAPHY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 22, 1976 | Inactive |
| KEYS LUMBER CO., INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 1, 1976 | Inactive |
| GAIL O. H. & COMPANY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 8, 1976 | Inactive |
| MONROE COUNTY MOBILE HOME TRANSPORT, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 8, 1976 | Inactive |
| ISLAND TRANSPORTATION, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 16, 1976 | Inactive |
| F. R. BRAUN, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 12, 1976 | Inactive |
| INTRACOASTAL UTILITIES CORP.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 17, 1976 | Inactive |
| VACA CONSTRUCTION, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 7, 1976 | Inactive |
| WFFG, INC.Duck Key, FL · Inactive | Duck Key, FL | Corporation | Sep 14, 1976 | Inactive |
| HAM AND EGGERY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 10, 1976 | Inactive |
| GYPSEA, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 27, 1976 | Inactive |
| JIM MUISE & ASSOCIATES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 28, 1976 | Inactive |
| MILLIS MARINA, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 5, 1976 | Inactive |
| BAKER MARINE ELECTRONICS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 14, 1976 | Inactive |
| REEF ODDISIES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Nov 2, 1976 | Inactive |
| MID-KEYS MARINE SUPPLY COMPANYMarathon, FL · Inactive | Marathon, FL | Corporation | Jan 1, 1977 | Inactive |
| MARATHON WORLD OF SKATING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Dec 30, 1976 | Inactive |
| ENTERPRISE AUTOS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jan 10, 1977 | Inactive |
| THOMAS J. DOWDELL, III, CHARTEREDMarathon, FL · Inactive | Marathon, FL | Corporation | Jan 13, 1977 | Inactive |
| SOUTHERN VENTURES RESEARCH, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jan 18, 1977 | Inactive |
| LE-BEC, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Oct 14, 1977 | Inactive |
| SPANISH MAIN VENTURE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 15, 1977 | Inactive |
| BRENNER REALTY, INC.Duck Key, FL · Inactive | Duck Key, FL | Corporation | Feb 24, 1977 | Inactive |
| CHESTER CORPORATIONMarathon, FL · Inactive | Marathon, FL | Corporation | Mar 16, 1977 | Inactive |
| MARITIME ELECTRIC COMPANYMarathon, FL · Inactive | Marathon, FL | Corporation | Mar 17, 1977 | Inactive |
| KEYS CAR WASH, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 23, 1977 | Inactive |
| LAGOON MOTEL & MARINA, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 22, 1977 | Inactive |
| DAVID K. RINGEMANN PLUMBING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 3, 1977 | Inactive |
| LIAHO BARGE CORP.Marathon, FL · Inactive | Marathon, FL | Corporation | May 18, 1977 | Inactive |
| KING'S JITNEY SERVICE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 3, 1977 | Inactive |
| M.C.H.B.& R., INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 9, 1977 | Inactive |
| ADIOS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 25, 1977 | Inactive |
| ATLANTIC BREEZE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 7, 1977 | Inactive |
| RED SUNRISE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 9, 1977 | Inactive |
| A & B PAINTING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 27, 1977 | Inactive |
| YOUNG & GRANT YACHTS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 26, 1977 | Inactive |
| KEYS ELECTRONIC SERVICES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 27, 1977 | Inactive |
| RAINBOW OIL CO.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 1, 1977 | Inactive |
| INTERNATIONAL COMPRESSOR SERVICES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 5, 1977 | Inactive |
| R.H. CHASE, M.D., RADIOLOGIST, P.A.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 4, 1977 | Inactive |
| MARATHON LUMBER & BUILDING SUPPLY, INC.Marathon, FL · Active | Marathon, FL | Corporation | Aug 19, 1977 | Active |
| 7 MILE GRILL, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 29, 1977 | Inactive |
| MARATHON FISH & LOBSTER, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 29, 1977 | Inactive |
| AZTEC MARKETING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 11, 1977 | Inactive |
| AMITY PRODUCTIONS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 16, 1977 | Inactive |