| 1001 JUPITER PARK, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | Jun 6, 2025 | Active |
| 7205 BENTLEY, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | Jun 6, 2025 | Active |
| 2206 MERCER, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | May 29, 2025 | Active |
| 469 SPENCER, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | May 21, 2025 | Active |
| 2401 MERCER, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | Apr 25, 2025 | Active |
| COASTAL PARTNERS III, LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | Oct 19, 2020 | Active |
| JAMCO, INC.West Palm Beach, FL · Active | West Palm Beach, FL | Corporation | Nov 27, 1935 | Active |
| TERMINAL EQUIPMENT & CONSTRUCTION CO.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 19, 1940 | Inactive |
| JOHN, MARTY & ANN LAND CO., INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Jan 5, 1960 | Inactive |
| SOUTH EASTERN PRESTRESSED CONCRETE, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Sep 7, 1966 | Inactive |
| FLAGLER MARINA, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 9, 1968 | Inactive |
| GATOR-MURPHY CORP.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 26, 1971 | Inactive |
| COASTAL CONCRETE PIPE CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Aug 24, 1972 | Inactive |
| IRISH INVESTMENT CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 22, 1972 | Inactive |
| MAR-JON DEVELOPMENT CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 22, 1972 | Inactive |
| MURPHY DEVELOPMENT CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 22, 1972 | Inactive |
| TERMINAL DEVELOPMENT CORPORATIONW. Palm Beach, FL · Inactive | W. Palm Beach, FL | Corporation | Mar 7, 1973 | Inactive |
| CLEAR LAKE INVESTMENT CORP.West Palm Bch, FL · Inactive | West Palm Bch, FL | Corporation | Jun 17, 1976 | Inactive |
| THE MURPHY TRANSFER CO.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Oct 28, 1976 | Inactive |
| THE MURPHY CONSTRUCTION CO.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 3, 1976 | Inactive |
| TRI-FOX, INC.Palm Beach Gardens, FL · Inactive | Palm Beach Gardens, FL | Corporation | Jan 23, 1979 | Inactive |
| CJM ERECTION COMPANY, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Sep 15, 1983 | Inactive |
| COLISEUM ASSOCIATES, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 30, 1983 | Inactive |
| CLARE AVENUE ASSOCIATES LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Jul 23, 2004 | Inactive |
| W. B. JAGGED CORP.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 2, 1990 | Inactive |