| TCTedia Company INC (1409030683) | Fairfield | OH | — | ◇ UNVERIFIED |
| TLTef Labs | Austin | TX | — | ◇ UNVERIFIED |
| TPTejas Plastics, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| TPTekni Plex INC | Branchburg | NJ | — | ◇ UNVERIFIED |
| TATeknor Apex CO | Attleboro | MA | — | ◇ UNVERIFIED |
| TATeknor Apex-north Carolina | Jamestown | NC | — | ◇ UNVERIFIED |
| TTeknos | Charlotte | NC | — | ◇ UNVERIFIED |
| TITeksonix INC Gary Ref Fruita CO | Fruita | CO | — | ◇ UNVERIFIED |
| TTerralithium | Brawley | CA | — | ◇ UNVERIFIED |
| TMTerra Mississippi Nitrogen (melamine Facility) | Donaldsonville | LA | — | ◇ UNVERIFIED |
| TTesoro | Salt Lake City | UT | — | ◇ UNVERIFIED |
| T9Tesoro 9610-1917 | Lancaster | CA | — | ◇ UNVERIFIED |
| TBTesoro - Barbers Point Marine Loading | Kapolei | HI | — | ◇ UNVERIFIED |
| TLTesoro Logistics, Carson Crude Terminal | Carson | CA | — | ◇ UNVERIFIED |
| TLTesoro Los Angeles Refinery and Sulfur Recovery Plant - Wilmington | Carson | CA | — | ◇ UNVERIFIED |
| TPTesoro Petroleum Corporation | Anacortes | WA | — | ◇ UNVERIFIED |
| TPTesoro Port Hueneme | Port Hueneme | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing | Pittsburg | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Co, LLC | Carson | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Co., LLC - Los Angeles Refinery | Wilmington | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Company | Martinez | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing - Carson Refinery | Carson | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing CO Llc, Calciner | Long Beach | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing Company LLC | Martinez | CA | — | ◇ UNVERIFIED |
| TKTessenderlo Kerley | Dumas | TX | — | ◇ UNVERIFIED |
| TKTessenderlo Kerley INC | Fresno | CA | — | ◇ UNVERIFIED |
| TATetra Arkansas Project LLC - Tetra Arkansas Project - Evergreen Plant | Stamps | AR | — | ◇ UNVERIFIED |
| TATetra Arkansas Project LLC - Tetra Arkansas Project LLC - Evergreen #2 | Magnolia | AR | — | ◇ UNVERIFIED |
| TCTetra Chemicals | Westlake | LA | — | ◇ UNVERIFIED |
| TTTetra Technologies INC | El Dorado | AR | — | ◇ UNVERIFIED |
| TTTetra Technologies, INC. | Havertown | PA | — | ◇ UNVERIFIED |
| TRTexaco Refining and Marketing | Anaheim | CA | — | ◇ UNVERIFIED |
| TCTexas City Refinery | Texas City | TX | — | ◇ UNVERIFIED |
| TFTexas Futura LLC | Palestine | TX | — | ◇ UNVERIFIED |
| TMTexas Molecular - Deer Park Services | Deer Park | TX | — | ◇ UNVERIFIED |
| TETexpar Energy, LLC | Davenport | IA | — | ◇ UNVERIFIED |
| TRTextile Rubber & Chemical CO | Dalton | GA | — | ◇ UNVERIFIED |
| TPThacker Pass/kings River Valley Lithium Project | Orovada | NV | — | ◇ UNVERIFIED |
| TAThakar Aluminum CORP | Corona | CA | — | ◇ UNVERIFIED |
| TCThatcher Chemical of Florida INC | Palmetto | FL | — | ◇ UNVERIFIED |
 Thatcher Company of California, INC. - Stockton | Stockton | CA | — | ◇ UNVERIFIED |
| TCThatcher Company of Montana | Missoula | MT | — | ◇ UNVERIFIED |
| TAThe Alpha Corporation of Tennessee INC | Perris | CA | — | ◇ UNVERIFIED |
| TAThe Andersons, INC. | Maumee | OH | — | ◇ UNVERIFIED |
| TAThe Andersons Marathon Holdings LLC - Greenville Plant (0819750245) | Greenville | OH | — | ◇ UNVERIFIED |
| TAThe Art Lithocraft Company | Modesto | CA | — | ◇ UNVERIFIED |
| TBThe Battery Recycling Co., INC. | Arecibo | PR | — | ◇ UNVERIFIED |
| TBThe Buyers INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| TCThe Chemours Company | Fremont | CA | — | ◇ UNVERIFIED |
| TCThe Chemours Company | Niagara Falls | NY | — | ◇ UNVERIFIED |
| TCThe Cool-amp Conducto-lube CO | Lake Oswego | OR | — | ◇ UNVERIFIED |
| TDThe Doe Run Company | Viburnum | MO | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Joliet | IL | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Plaquemine | LA | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Deer Park | TX | — | ◇ UNVERIFIED |
| TFThe Fountain People, INC. | San Marcos | TX | — | ◇ UNVERIFIED |
| TGThe Geon Company | Deer Park | TX | — | ◇ UNVERIFIED |
| TIThe International Group INC | Richmond | CA | — | ◇ UNVERIFIED |
| TLThe Lamotte Chemical Products Company | Chestertown | MD | — | ◇ UNVERIFIED |
| TLThe Lewis Chemical CO. | Rome | GA | — | ◇ UNVERIFIED |
| TMThe Marbleworks | North Port | FL | — | ◇ UNVERIFIED |
| TMThe Monte Vista Cooperative | Center | CO | — | ◇ UNVERIFIED |
| TMThe Mundy Companies | Pasadena | TX | — | ◇ UNVERIFIED |
 The New York Blower Company | Philadelphia | MS | — | ◇ UNVERIFIED |
| TPThe P D George Company | Fort Wayne | IN | — | ◇ UNVERIFIED |
| TPThermedics Polymer Products | Woburn | MA | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific | Bedford, Town of | MA | — | ◇ UNVERIFIED |
| TFThermo Fluids INC | Sparks | NV | — | ◇ UNVERIFIED |
| TFThermo Fluids INC. White City | White City | OR | — | ◇ UNVERIFIED |
| TPThermoplastic Processes INC | Stirling | NJ | — | ◇ UNVERIFIED |
| TRThe Rtr Group INC | Fayetteville | TN | — | ◇ UNVERIFIED |
| TSThe San Antonio Refinery | San Antonio | TX | — | ◇ UNVERIFIED |
| TSThe San Antonio Refinery | San Antonio | TX | — | ◇ UNVERIFIED |
| TTThe Tartaric Chemicals Corporation | Modesto | CA | — | ◇ UNVERIFIED |
| TTThe Terra Firma Company C/o Weber Logistics | Chino | CA | — | ◇ UNVERIFIED |
| TSThomas Swan Opelika, INC. | Opelika | AL | — | ◇ UNVERIFIED |
| TLThornhill LLC | Monroe | MI | — | ◇ UNVERIFIED |
| TCThree Creek Bioenergy | Sheffield | OH | — | ◇ UNVERIFIED |
| TRThree Rivers Energy, LLC (0616010087) | Coshocton | OH | — | ◇ UNVERIFIED |
| TLThums Long Beach Company | Long Beach | CA | — | ◇ UNVERIFIED |
| TFTiburon Fire Protection District | Tiburon | CA | — | ◇ UNVERIFIED |
| TLTicona LLC | Summit | NJ | — | ◇ UNVERIFIED |
| TPTicona Polymers INC. | Florence | KY | — | ◇ UNVERIFIED |
| TPTicona Polymers, INC. | Bishop | TX | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/a1 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/a4/a5 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/carrack | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/j1 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/j3 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/j4 Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Company | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Company Etal | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Company Etal | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Company, Etal | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/north Area | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/parcel a | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/pier a West | Wilmington | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/pier C | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/pier G Site | Long Beach | CA | — | ◇ UNVERIFIED |
| TOTidelands Oil Production Co/pier J Site | Long Beach | CA | — | ◇ UNVERIFIED |
