| JACKSONVILLE PORT TERMINAL RAILROAD, L.L.C.Location not reported, FL · Active | Location not reported, FL | Corporation | Jan 11, 2017 | Active |
| C.D.L. ELECTRIC AND SIGNALS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 21, 2019 | Inactive |
| ENERGY GROUP CONSULTANTS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 25, 2019 | Inactive |
| ACTON DEVELOPMENT, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Aug 9, 2021 | Inactive |
| NPC INTERNATIONAL, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jan 19, 1999 | Inactive |
| OPEN MRI OF PITTSBURG, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Apr 10, 2006 | Inactive |
| UNITED IMPACT SHIPPING LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Feb 10, 2012 | Inactive |
| PRO X PROPERTY MANAGEMENT FLORIDA LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 6, 2025 | Active |
| WATCO PORT SUTTON TERMINAL, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Jul 19, 2001 | Active |
| WATCO PORT MANATEE TERMINAL, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Jul 19, 2001 | Active |
| WATCO COMPANIES, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Dec 16, 2010 | Active |
| WATCO TRANSPORTATION SERVICES, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Jun 12, 2012 | Active |
| SOPRIS INVESTMENTS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 15, 2012 | Active |
| WATCO MECHANICAL SERVICES, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Jun 24, 2014 | Active |
| GBW RAILCAR SERVICES, L.L.C.Location not reported, FL · Inactive | Location not reported, FL | LLC | Jul 10, 2014 | Inactive |
| WATCO TRANSLOADING, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Mar 5, 2015 | Active |
| WATCO SUPPLY CHAIN SERVICES, L.L.C.Location not reported, FL · Active | Location not reported, FL | LLC | Feb 19, 2018 | Active |
| PITSCO EDUCATION, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 31, 2021 | Active |
| LONE STAR MANAGEMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 28, 2021 | Active |
| E & J INVESTMENTS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 27, 2022 | Active |
| UPLINK, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Jul 31, 2023 | Inactive |
| C.D.L. ELECTRIC AND SIGNALS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 18, 2024 | Active |
| BRUNETTI PROPERTIES LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 1, 2025 | Active |
| TRENT EXCHANGE SERVICES LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 15, 2025 | Active |
| TRENT REAL ESTATE LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 15, 2025 | Active |
| CASTLEGATE, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 6, 1988 | Inactive |
| NATURAL LIFE PET PRODUCTS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 8, 1990 | Inactive |
| DOC'S HEATING & AIR CONDITIONING, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Aug 7, 1991 | Inactive |
| UNIQUE WELDING & REPAIRS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Aug 2, 1996 | Inactive |