| OXBOW CARBON LLCWest Palm Beach, FL · Active | West Palm Beach, FL | LLC | Jun 1, 2006 | Active |
| KOCH CRIME INSTITUTE, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Nonprofit | Jan 29, 2001 | Inactive |
| A3 TECHNOLOGIES, INC.W. Palm Beach, FL · Inactive | W. Palm Beach, FL | Corporation | Apr 20, 1993 | Inactive |
| SEAGRAPE ENTERPRISES, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 23, 1993 | Inactive |
| GREENWAY LAND HOLDINGS CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Feb 17, 1994 | Inactive |
| KANZA FOUNDATION, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Nonprofit | May 24, 1994 | Inactive |
| OXBOW REALTY SERVICES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 24, 1995 | Inactive |
| OXBOW REALTY, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 10, 1995 | Inactive |
| OXBOW MINING, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Dec 11, 1997 | Inactive |
| OXBOW ENERGY & MINERALS, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Nov 18, 1998 | Inactive |
| CLEAR LAKE VIEW, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Mar 17, 2005 | Inactive |
| STARTUP PALM BEACH CAPITAL LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Dec 10, 2013 | Inactive |
| 423 FLAMINGO LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Jan 26, 2016 | Inactive |
| CALLBROS LLCPalm Beach, FL · Inactive | Palm Beach, FL | LLC | May 17, 2018 | Inactive |
| OXBOW TECHNOLOGY, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Mar 15, 2000 | Inactive |
| METALORIGINS, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Sep 5, 2000 | Inactive |
| FLUXION GROUP, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Jun 23, 2003 | Inactive |
| OXBOW INDUSTRIAL SERVICES, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Nov 14, 2005 | Inactive |
| METALLURGICAL PROCESS MATERIALS, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Jun 1, 2006 | Inactive |
| OXBOW METALS GROUP, LLCWest Palm Beach, FL · Inactive | West Palm Beach, FL | LLC | Jun 1, 2006 | Inactive |
| OXBOW GEOTHERMAL CORPORATIONLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 16, 1989 | Inactive |
| OXBOW PRODUCTION OF TEXAS, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | May 5, 1989 | Inactive |
| OXBOW POWER OF NORTH TONAWANDA, NEW YORK, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 12, 1989 | Inactive |
| OXBOW POWER OF KIRKWOOD, NEW YORK, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Jun 15, 1989 | Inactive |
| OXBOW REFINING, INC.W. Palm Beach, FL · Inactive | W. Palm Beach, FL | Corporation | Jun 30, 1989 | Inactive |
| OXBOW POWER OF CORNWALL, PENNSYLVANIA, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Jul 11, 1989 | Inactive |
| OXBOW HYDROCARBONS, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 6, 1990 | Inactive |
| RAVCON CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | May 8, 1990 | Inactive |
| OXBOW POWER CORPORATIONWest Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | May 11, 1990 | Inactive |
| OXBOW POWER OF BEOWAWE, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 29, 1991 | Inactive |
| OXBOW POWER SERVICES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 4, 1991 | Inactive |
| OXBOW CARBON INTERNATIONAL, INC.West Palm Beach, FL · Inactive | West Palm Beach, FL | Corporation | Apr 8, 1992 | Inactive |