| JB HARRISON ENTERPRISES INCBrandon, FL · Inactive | Brandon, FL | Corporation | Mar 5, 2025 | Inactive |
| INTERNATIONAL LIE DETECTION SERVICE, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Dec 28, 1974 | Inactive |
| SANDELCO, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jan 17, 1975 | Inactive |
| PROFESSIONAL SECURITY, INC.Boynton Beach, FL · Inactive | Boynton Beach, FL | Corporation | Jun 19, 1975 | Inactive |
| PTL LAB, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Apr 16, 1979 | Inactive |
| PERSONNEL RESOURCES II, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Nov 14, 2016 | Active |
| COPPER INDUSTRIES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 13, 2010 | Active |
| LAST CHANCE SERVICES LLCBrandon, FL · Inactive | Brandon, FL | LLC | Mar 8, 2023 | Inactive |
| THE HANDS-ON J.I.T. COMPANYSanta Rosa Beach, FL · Inactive | Santa Rosa Beach, FL | Corporation | Apr 26, 1988 | Inactive |
| BEACH CARE SERVICES, INC.Panama City Beach, FL · Active | Panama City Beach, FL | Nonprofit | Mar 16, 1999 | Active |
| HARRISON POOL CONSTRUCTION, INCORPORATEDTampa, FL · Inactive | Tampa, FL | Corporation | Mar 19, 2002 | Inactive |
| DATAMED LIFELINE SYSTEMS, INC.Gotha, FL · Inactive | Gotha, FL | Corporation | Aug 28, 2002 | Inactive |
| JBH CONSTRUCTION, INCORPORATEDTampa, FL · Inactive | Tampa, FL | Corporation | May 13, 2004 | Inactive |
| HARRISON EXCAVATING, INC.Tampa, FL · Inactive | Tampa, FL | Corporation | Jan 30, 2006 | Inactive |
| BRYAN'S REBAR, INCORPORATEDTampa, FL · Inactive | Tampa, FL | Corporation | Aug 28, 2006 | Inactive |
| JOHN B. HARRISON, INC.Brandon, FL · Inactive | Brandon, FL | Corporation | Aug 28, 2007 | Inactive |
| PREMPLOYER IV, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Dec 20, 2011 | Active |
| J & R HOME SOLUTIONS INCBrandon, FL · Inactive | Brandon, FL | Corporation | May 23, 2019 | Inactive |
| R & J PROFESSIONAL SOLUTIONS INCBrandon, FL · Inactive | Brandon, FL | Corporation | Sep 12, 2019 | Inactive |
| PREMPLOYER II, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Apr 27, 1994 | Active |
| PREMPLOYER III, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | May 30, 1997 | Active |
| TEAM FORTUNES, INC.Gotha, FL · Inactive | Gotha, FL | Corporation | Jul 28, 1997 | Inactive |
| THE HANDS-ON GROUP, INC.Gotha, FL · Inactive | Gotha, FL | Corporation | May 4, 1999 | Inactive |
| PREMPLOYER, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Jun 10, 1999 | Active |
| PERSONNEL RESOURCES OF NORTHWEST FLORIDA, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 30, 1992 | Inactive |