| TOTidelands Oil Production Co/standard Lea | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/west Dow | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/w Wells Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/yard Prod Ya | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/z1 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production/pier E Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TLTke LLC | Liberty | TN | — | ◇ UNVERIFIED |
| TOTmb Oil CO INC #1 | Anaheim | CA | — | ◇ UNVERIFIED |
| TOTmb Oil CO INC #2 | Anaheim | CA | — | ◇ UNVERIFIED |
| TCTooling & Components Corp | Toledo | OH | — | ◇ UNVERIFIED |
| TRTorrance Refining Company LLC | Torrance | CA | — | ◇ UNVERIFIED |
| TRTosco Refining Company | Carson | CA | — | ◇ UNVERIFIED |
| TRTosco Refining Company | Wilmington | CA | — | ◇ UNVERIFIED |
| TMTotal Molding Solutions INC | Tecumseh | MI | — | ◇ UNVERIFIED |
| TPTotal Petrochemicals & Refining Usa, INC | Stratford | CT | — | ◇ UNVERIFIED |
| TPTotal Petrochemicals & Refining Usa, INC. | La Porte | TX | — | ◇ UNVERIFIED |
| TSTotal Safety | Port Arthur | TX | — | ◇ UNVERIFIED |
| TSTotal Source Molders, INC. | Reinbeck | IA | — | ◇ UNVERIFIED |
| TIToter INC | Sanger | CA | — | ◇ UNVERIFIED |
 Tournesol Siteworks | Fremont | CA | — | ◇ UNVERIFIED |
| TPTower Product LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| TCTowne Cleaners | Rohnert Park | CA | — | ◇ UNVERIFIED |
| TFToxguard Fluid Technologies INC | Stanton | CA | — | ◇ UNVERIFIED |
| TPTpi Petroleum Incorporated | Alma | MI | — | ◇ UNVERIFIED |
| TATransparent Armor LLC | South Charleston | WV | — | ◇ UNVERIFIED |
| THTrecora Hydrocarbons Silsbee | Silsbee | TX | — | ◇ UNVERIFIED |
| TFTredegar Film Prod Inc/pottsville | Mar Lin | PA | — | ◇ UNVERIFIED |
| TCTribotech Composites INC | Valley View | OH | — | ◇ UNVERIFIED |
| TRTricor Refining LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| TPTri-mack Plastic Mfg. CORP | Bristol | RI | — | ◇ UNVERIFIED |
| TCTrimont Chemicals INC | Peabody | MA | — | ◇ UNVERIFIED |
| TLTrinseo LLC. | Exton | PA | — | ◇ UNVERIFIED |
| TLTrinseo, LLC - Allyn's Point | Ledyard | CT | — | ◇ UNVERIFIED |
| TLTrinseo, LLC - Allyn's Point | Gales Ferry | CT | — | ◇ UNVERIFIED |
| TLTrinseo LLC (p1025) | Midland | MI | — | ◇ UNVERIFIED |
| TETristream Energy, LLC | Eustace | TX | — | ◇ UNVERIFIED |
| TITrowelon INC | Oneida | WI | — | ◇ UNVERIFIED |
| TSTsrc Specialty Materials R & D Lab | Katy | TX | — | ◇ UNVERIFIED |
| T3Turbo 3d LLC Dba Fugo | Gardena | CA | — | ◇ UNVERIFIED |
| TGTurner Group, Inc | Marietta | GA | — | ◇ UNVERIFIED |
| TITurner Industries Group, L.l.c. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| TPTurret Punch CO Inc/tpc INC | Fontana | CA | — | ◇ UNVERIFIED |
| TMTwelve - Moses Lake Site | Moses Lake | WA | — | ◇ UNVERIFIED |
| TCTwentieth Century Forge | Hubbard | OR | — | ◇ UNVERIFIED |
| ULUas Labs LLC | Wausau | WI | — | ◇ UNVERIFIED |
| URUcar Resinas Caribe INC. | Bayamon | PR | — | ◇ UNVERIFIED |
| USUcc Seadrift Operations | Long Mott | TX | — | ◇ UNVERIFIED |
| UHUcla Hematology Oncology Santa Monica | Santa Monica | CA | — | ◇ UNVERIFIED |
| UAUintah Advantage, Llc- Petroleum Processing Plant | Uintah County | UT | — | ◇ UNVERIFIED |
| UIUltramar INC | Wilmington | CA | — | ◇ UNVERIFIED |
