| NOVAPHOS DEVELOPMENT LLCFort Meade, FL · Active | Fort Meade, FL | LLC | Oct 27, 2010 | Active |
| NOVAPHOS INC.Fort Meade, FL · Active | Fort Meade, FL | Corporation | Sep 16, 2010 | Active |
| GHA GRAND HARBOR, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Jun 27, 1991 | Inactive |
| GHA HARBOR, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Jun 27, 1991 | Inactive |
| GHA COVENTRY, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Jun 27, 1991 | Inactive |
| GHA VICTORIA, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Jul 9, 1993 | Inactive |
| QUALITY LIFE SERVICES, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Nov 15, 1993 | Inactive |
| GHA ST. ANDREWS, LTD.Vero Beach, FL · Inactive | Vero Beach, FL | Partnership | Jan 6, 1994 | Inactive |
| GHA RESERVE, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Sep 12, 2001 | Inactive |
| GHA GRAND RESERVE, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Sep 12, 2001 | Inactive |
| GHA ISLAND LAKE, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Sep 12, 2001 | Inactive |
| LPI ST. ANDREWS, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Nov 6, 2001 | Inactive |
| GHA FALLS, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | May 7, 2002 | Inactive |
| GHA FALLS II, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | May 7, 2002 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE II, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jun 21, 2002 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE IV, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jun 21, 2002 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE I, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jun 21, 2002 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE III, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jun 21, 2002 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE V, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jun 21, 2002 | Inactive |
| RIVERVIEW TITLE COMPANY, LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Sep 23, 2003 | Inactive |
| RB 2011, LLCWindermere, FL · Inactive | Windermere, FL | LLC | Jun 10, 2011 | Inactive |
| MAGNUM VENTURES, LLCOcala, FL · Inactive | Ocala, FL | LLC | Jan 10, 2014 | Inactive |
| MUTUAL WOODWORKING, LLCFort Lauderdale, FL · Active | Fort Lauderdale, FL | LLC | Jan 16, 2014 | Active |
| MAGNUM SW LLCOcala, FL · Inactive | Ocala, FL | LLC | Mar 10, 2014 | Inactive |
| MA II LLCOcala, FL · Inactive | Ocala, FL | LLC | Mar 10, 2014 | Inactive |
| MAGNUM ROCK LLCOcala, FL · Inactive | Ocala, FL | LLC | Mar 10, 2014 | Inactive |
| GC BLOCK OCALA LLCVero Beach, FL · Inactive | Vero Beach, FL | LLC | Jan 5, 2021 | Inactive |
| RENEWED MATERIALS LLCVero Beach, FL · Active | Vero Beach, FL | LLC | Feb 16, 2026 | Active |
| AC MAGNUM CORAL LLCOcala, FL · Inactive | Ocala, FL | LLC | Nov 21, 2016 | Inactive |
| ALL STAR MATERIALS LLCOcala, FL · Inactive | Ocala, FL | LLC | Mar 8, 2019 | Inactive |
| LEGEND MANAGEMENT, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 15, 2000 | Inactive |
| GRAND HARBOR REAL ESTATE COMPANYVero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 28, 2000 | Inactive |
| MUTUAL WOODWORKING, INC.Fort Lauderdale, FL · Inactive | Fort Lauderdale, FL | Corporation | Jun 30, 2000 | Inactive |
| GHA RIVER VILLAGE, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 30, 2000 | Inactive |
| GHA MARINA VILLAGE, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Nov 28, 2000 | Inactive |
| GHA RIVER VILLAGE TOWER III, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| GHA MARINA VILLAGE TOWER II, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| GHA MARINA VILLAGE TOWER I, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| GHA RIVER VILLAGE TOWER IV, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| GHA SUNSET COVE, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| GHA SUNSET TRACE, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Dec 19, 2000 | Inactive |
| SCOTT RITCHEY PAINTING, INC.Stuart, FL · Inactive | Stuart, FL | Corporation | Mar 28, 2001 | Inactive |
| GRAND HARBOR GOLF VENTURE III, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Apr 20, 2001 | Inactive |
| GHA RIVER VILLAGE ESTATES, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Apr 24, 2001 | Inactive |
| GRAND HARBOR DOCKMASTER, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Apr 27, 2001 | Inactive |
| GRAND HARBOR NORTH LAND VENTURE, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | May 25, 2001 | Inactive |
| GHA RIVER VILLAGE TOWER II, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 1, 2001 | Inactive |
| GHA RIVER VILLAGE TOWER I, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 1, 2001 | Inactive |
| GHA RIVER VILLAGE TOWER V, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jun 1, 2001 | Inactive |
| LPI DEVELOPMENT, INC.Vero Beach, FL · Inactive | Vero Beach, FL | Corporation | Jan 3, 2003 | Inactive |