| NATIONAL MARKETING FEDERATION, INC.Sugarloaf Key, FL · Active | Sugarloaf Key, FL | Corporation | May 28, 2003 | Active |
| RAMCOR, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Oct 29, 1980 | Inactive |
| SOUTHERN FRONTIERS INVESTMENT COMPANYSummerland Key, FL · Inactive | Summerland Key, FL | Corporation | Oct 29, 1980 | Inactive |
| SUGARLOAF LEISURE CLUB, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Oct 30, 1980 | Inactive |
| KEYSINGTON, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Apr 30, 2004 | Inactive |
| HART INDUSTRIES, INTERNATIONAL INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Jan 18, 2005 | Inactive |
| CORCON INCSugarloaf Key, FL · Inactive | Sugarloaf Key, FL | Corporation | Oct 10, 2006 | Inactive |
| BLUE COAST FINANCIAL GROUP INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Oct 25, 2006 | Inactive |
| ROBIE HOMES INC.Cudjoe, FL · Inactive | Cudjoe, FL | Corporation | Sep 23, 2008 | Inactive |
| RONALD A. SCHMIDT & CO., INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Dec 12, 1980 | Inactive |
| THE SULLIVAN ENGINEERING GROUP, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Aug 12, 2011 | Inactive |
| HINKSJOE CORPSugar Loaf Key, FL · Inactive | Sugar Loaf Key, FL | Corporation | Dec 20, 2011 | Inactive |
| PINEWOOD ENTERPRISES, INC.Summerland Key, FL · Active | Summerland Key, FL | Corporation | Dec 31, 1980 | Active |
| KEY WAY TRUCKING, INC.Sugarloaf Key, FL · Inactive | Sugarloaf Key, FL | Corporation | Jan 14, 1981 | Inactive |
| BUSINESS SERVICE CONSULTANTS INC.Cudjoe Key, FL · Inactive | Cudjoe Key, FL | Corporation | Sep 3, 2015 | Inactive |
| NATIVE GUIDANCE, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Apr 7, 2016 | Inactive |
| SEA SEA INVESTMENTS, INC.Sugarloaf Key, FL · Active | Sugarloaf Key, FL | Corporation | Jan 13, 2017 | Active |
| PUBLIC COMMUNICATIONS SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Sep 25, 2017 | Active |
| CLUB 800, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Feb 16, 1981 | Inactive |
| CROWN MERCHANTS, INC.Sugarloaf Key, FL · Active | Sugarloaf Key, FL | Corporation | May 18, 2020 | Active |
| BUCKLEY MANAGEMENT SERVICES, INC.Cudjoe Key, FL · Active | Cudjoe Key, FL | Corporation | Dec 8, 2021 | Active |
| GENECO CONSTRUCTION, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Mar 10, 1981 | Inactive |
| K & K CONSULTING OF FLORIDA, INC.Cudjoe Key, FL · Active | Cudjoe Key, FL | Corporation | Mar 6, 2026 | Active |
| KOMA, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | May 14, 1981 | Inactive |
| ROYAL TROPIC BAY, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Apr 22, 1981 | Inactive |
| PIRATES COVE INVESTMENTS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 1, 1981 | Inactive |
| PATIENCE ACCOUNTING & TAX SERVICE, INC.Cudjoe Key, FL · Inactive | Cudjoe Key, FL | Corporation | Jun 17, 1981 | Inactive |
| CRUZ ANIMAL HOSPITAL INCRamrod Key, FL · Active | Ramrod Key, FL | Corporation | Jun 8, 1981 | Active |
| SHRIMP KING, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Sep 25, 1981 | Inactive |
| VALLEY SERVICES INCORPORATEDSummerland Key, FL · Inactive | Summerland Key, FL | Corporation | Oct 26, 1981 | Inactive |
| H AND S BUILDERS, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Nov 10, 1981 | Inactive |
| PAT MILLS ENTERPRISES, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Nov 9, 1981 | Inactive |
| TTAHS CORPORATIONSummerland Key, FL · Inactive | Summerland Key, FL | Corporation | Jan 1, 1982 | Inactive |
| REEF ROVER II, INC.Sumerland Key, FL · Inactive | Sumerland Key, FL | Corporation | Jan 27, 1982 | Inactive |
| SEAFINDERS, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Jan 27, 1982 | Inactive |
| KEY WEST DIVER, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Feb 3, 1982 | Inactive |
| HORIZON CUSTOM INTERIORS, INC.Little Torch Key, FL · Inactive | Little Torch Key, FL | Corporation | Mar 2, 1982 | Inactive |
| SUMMERLAND PALMS TRAILER PARK, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Mar 5, 1982 | Inactive |
| BRENDA & JAMES, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Mar 19, 1982 | Inactive |
| MCMULLEN BAY TRADING COMPANY, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Apr 19, 1982 | Inactive |
| P. J. L., INC.Ramrod Key, FL · Inactive | Ramrod Key, FL | Corporation | Jun 14, 1982 | Inactive |
| HARTLEY FINANCIAL SERVICES, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Aug 4, 1993 | Inactive |
| PRO-SERVICE FORWARDING CO., INC.New Hyde Park, FL · Inactive | New Hyde Park, FL | Corporation | Apr 12, 1994 | Inactive |
| DRENGBERG CONSTRUCTION, INC.Summerland Key, FL · Inactive | Summerland Key, FL | Corporation | Jul 22, 1994 | Inactive |
| ASSOCIATED MILLS, INC.Cudjoe Key, FL · Inactive | Cudjoe Key, FL | Corporation | Nov 22, 1994 | Inactive |
| INTERNATIONAL RESOURCE DEVELOPMENT INC.Little Torch Key, FL · Inactive | Little Torch Key, FL | Corporation | Jan 11, 1995 | Inactive |
| BIODIVERSITY INSTITUTE, INC.Sugarloaf Key, FL · Inactive | Sugarloaf Key, FL | Nonprofit | Mar 13, 1995 | Inactive |
| HOSPITALITY ASSET MANAGEMENT, INC.Cudjoe Key, FL · Inactive | Cudjoe Key, FL | Corporation | Mar 15, 1996 | Inactive |
| BENTLEY-KEMP CORPORATIONSummerland Key, FL · Inactive | Summerland Key, FL | Corporation | May 28, 1996 | Inactive |
| JO-EM CORPORATIONSummerland Key, FL · Inactive | Summerland Key, FL | Corporation | Aug 25, 1982 | Inactive |