| RMM DEVELOPMENT GROUP, LLCFreeport, FL · Active | Freeport, FL | LLC | Jul 16, 2021 | Active |
| M HEALTHCARE HOLDINGS, LLCFreeport, FL · Active | Freeport, FL | LLC | Jan 11, 2021 | Active |
| FORTRESS FOUR MILE COVE, LLCFreeport, FL · Active | Freeport, FL | LLC | Mar 23, 2016 | Active |
| FM REALTY ADVISORS, LLCFreeport, FL · Active | Freeport, FL | LLC | Feb 16, 2015 | Active |
| VINTAGE CONTRACTORS LLCMary Esther, FL · Active | Mary Esther, FL | LLC | May 28, 2004 | Active |
| SAN-MAR GULF PROPERTIES, LLCSanta Rosa Beach, FL · Active | Santa Rosa Beach, FL | LLC | May 3, 2021 | Active |
| FORTRESS REAL ESTATE DEVELOPMENT GROUP, LLCTampa, FL · Inactive | Tampa, FL | LLC | Jul 16, 2021 | Inactive |
| TOWER LAKE, INC.Lakeland, FL · Inactive | Lakeland, FL | Corporation | Aug 13, 1984 | Inactive |
| GATOR CABLE, INC.Brandon, FL · Inactive | Brandon, FL | Corporation | Jan 27, 1986 | Inactive |
| DMF DEVELOPMENT, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Jul 1, 2004 | Inactive |
| DALTON PLACE, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Jul 26, 2004 | Inactive |
| SAN MARSAN, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Feb 2, 2005 | Inactive |
| DMS DEVELOPMENT, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Feb 14, 2005 | Inactive |
| SANMARSAN DEVELOPMENT, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Feb 22, 2005 | Inactive |
| COASTAL WALK PARTNERS, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Mar 28, 2005 | Inactive |
| BAY NEST, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Apr 12, 2005 | Inactive |
| SANMAR INVESTMENTS, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | May 5, 2005 | Inactive |
| NASRAMNAS, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | May 26, 2005 | Inactive |
| COTTAGES AT PEACH CREEK, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Jun 30, 2005 | Inactive |
| BEACHNEST PARTNERS, LLCDestin, FL · Inactive | Destin, FL | LLC | Jul 6, 2005 | Inactive |
| M2 BTS DEVELOPMENT, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Apr 3, 2006 | Inactive |
| HARRISON'S WALK DEVELOPERS, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Apr 12, 2006 | Inactive |
| M2 STILLWATER DEVELOPMENT, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | May 5, 2006 | Inactive |
| GULF COAST REALTY COMPANY, LLCDestin, FL · Inactive | Destin, FL | LLC | Jun 21, 2006 | Inactive |
| FORTRESS VENTURES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jun 11, 2014 | Active |
| FORTRESS DEVELOPMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jun 11, 2014 | Active |
| FORTRESS BEACHWALK, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 10, 2015 | Active |
| FORTRESS TERRA BELLA, LLCMiami Beach, FL · Inactive | Miami Beach, FL | LLC | May 2, 2016 | Inactive |
| FORTRESS NAPLES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Sep 9, 2016 | Active |
| STONECREST ONE, LLCEstero, FL · Inactive | Estero, FL | LLC | Jun 27, 2018 | Inactive |
| FORTRESS SENIOR LIVING, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Oct 16, 2018 | Inactive |
| FORTRESS DELRAY, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 9, 2019 | Active |
| FORTRESS SENIOR LIVING DEVELOPMENT, LLCEstero, FL · Inactive | Estero, FL | LLC | Jul 12, 2019 | Inactive |
| SAN-MAR PROPERTIES, LLCSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | LLC | Oct 26, 2020 | Inactive |
| VINTAGE HOMES, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Oct 8, 2003 | Inactive |
| THE FALLS AT OAKBRIDGE OFFICE CONDOMINIUM ASSOCIATION, INC.Lakeland, FL · Inactive | Lakeland, FL | Nonprofit | Jan 6, 1988 | Inactive |
| VINTAGE BUILDERS, INC.Lakelane, FL · Inactive | Lakelane, FL | Corporation | Feb 5, 1997 | Inactive |