| ROYAL AMERICAN COMPANYMarathon, FL · Inactive | Marathon, FL | Corporation | Feb 8, 1984 | Inactive |
| ANNIVERSARY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 13, 1984 | Inactive |
| POWER PAINTING OF THE MIDDLE KEYS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 13, 1984 | Inactive |
| P. LENZI, P.A.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 14, 1984 | Inactive |
| W. T. O'CONNOR, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 17, 1984 | Inactive |
| WEBRU INVESTMENT, INC.Marathon, FL · Active | Marathon, FL | Corporation | Feb 17, 1984 | Active |
| MARATHON "CEE" SERVICES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Feb 21, 1984 | Inactive |
| COCO PLUM SEAFOOD, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 5, 1984 | Inactive |
| BEGGAR'S BANQUET, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 8, 1984 | Inactive |
| BECKER MARINE ENTERPRISES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 9, 1984 | Inactive |
| GRASSY KEY CERAMICS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 13, 1984 | Inactive |
| DYNASTY MARINE ASSOCIATES, INC.Marathon, FL · Active | Marathon, FL | Corporation | Mar 13, 1984 | Active |
| HAWAIIAN RENTALS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 20, 1984 | Inactive |
| RAYMOND B. SCHMIDT, P.A.Marathon, FL · Inactive | Marathon, FL | Corporation | Mar 27, 1984 | Inactive |
| COAST TO COAST ADVERTISING AGENCY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Apr 18, 1984 | Inactive |
| THREE SHADY LADIES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Apr 4, 1984 | Inactive |
| CAPT. JOE FISHING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Apr 24, 1984 | Inactive |
| DAGGER FISHING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Apr 24, 1984 | Inactive |
| THE STUFFED PIG, INC.Marathon, FL · Active | Marathon, FL | Corporation | Mar 12, 1984 | Active |
| CAROLINE'S TOTS THRU TEENS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 14, 1984 | Inactive |
| FIRM FOUNDATIONS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 15, 1984 | Inactive |
| COMPETITIVE MORTGAGE COMPANYMarathon, FL · Inactive | Marathon, FL | Corporation | May 21, 1984 | Inactive |
| KEYS EQUIPMENT RENTALS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 24, 1984 | Inactive |
| DOMINGUEZ JEWELRY DESIGNS CORPORATIONMarathon, FL · Inactive | Marathon, FL | Corporation | May 25, 1984 | Inactive |
| MID-KEYS INVESTMENT, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | May 29, 1984 | Inactive |
| J.S. WESTON, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 1, 1984 | Inactive |
| KEY INTRODUCTIONS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 20, 1984 | Inactive |
| MEYERS MARINE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 20, 1984 | Inactive |
| COOP CONSTRUCTION INTEREST, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jun 13, 1984 | Inactive |
| KEYS TOOLS AND HARDWARE, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 3, 1984 | Inactive |
| BARRY J. MANKOWITZ, M.D., P.A.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 6, 1984 | Inactive |
| JAMES W. FORSTER, M.D., P.A.Duck Key, FL · Inactive | Duck Key, FL | Corporation | Jul 5, 1984 | Inactive |
| E/Z LIVING MANUFACTURED HOMES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 10, 1984 | Inactive |
| SUN & SURF HOMES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 16, 1984 | Inactive |
| J & M JORDAN, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 18, 1984 | Inactive |
| COCOPLUM MARINA AND STORAGE, INCORPORATEDMarathon, FL · Inactive | Marathon, FL | Corporation | Jul 24, 1984 | Inactive |
| AMERICAN ENERGY CORP.Marathon, FL · Inactive | Marathon, FL | Corporation | Jul 24, 1984 | Inactive |
| DRIFTWOOD HARBOR, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 9, 1984 | Inactive |
| RJA, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 14, 1984 | Inactive |
| COCOPLUM BEACH & TENNIS CLUB, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 14, 1984 | Inactive |
| BONEFISH TOWERS DOCKS, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 14, 1984 | Inactive |
| CUDJOE ALUMINUM PRODUCTS,INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 16, 1984 | Inactive |
| CAESAR'S PIZZA PALACE OF MARATHON, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 20, 1984 | Inactive |
| KEYS INSURANCE AGENCY OF MONROE COUNTY, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 21, 1984 | Inactive |
| GULFSIDE VILLAGE LIMITED, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 27, 1984 | Inactive |
| BONA SPE', INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 29, 1984 | Inactive |
| CEYLE'S OF DUCK KEY LIMITED, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Aug 31, 1984 | Inactive |
| COMMERCIAL WELDING, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 17, 1984 | Inactive |
| ELWELL ENTERPRISES, INC.Marathon, FL · Inactive | Marathon, FL | Corporation | Sep 21, 1984 | Inactive |
| K & T FISHERIES, INC.Marathon Shores, FL · Inactive | Marathon Shores, FL | Corporation | Sep 24, 1984 | Inactive |