| 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 |
| TMTexas Molecular - Deer Park Services | Deer Park | TX | — | ◇ UNVERIFIED |
| TRTextile Rubber & Chemical CO | Dalton | GA | — | ◇ UNVERIFIED |
| TPThacker Pass/kings River Valley Lithium Project | Orovada | NV | — | ◇ 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 Andersons, INC. | Maumee | OH | — | ◇ UNVERIFIED |
| TAThe Andersons Marathon Holdings LLC - Greenville Plant (0819750245) | Greenville | OH | — | ◇ UNVERIFIED |
| TCThe Chemours Company | Fremont | CA | — | ◇ UNVERIFIED |
| TCThe Chemours Company | Niagara Falls | NY | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Deer Park | TX | — | ◇ UNVERIFIED |
| TJThe J M Fry CO | Richmond | VA | — | ◇ UNVERIFIED |
| TLThe Lamotte Chemical Products Company | Chestertown | MD | — | ◇ UNVERIFIED |
| TLThe Lewis Chemical CO. | Rome | GA | — | ◇ UNVERIFIED |
| TMThe Monte Vista Cooperative | Center | CO | — | ◇ UNVERIFIED |
| TTThe Tartaric Chemicals Corporation | Modesto | CA | — | ◇ UNVERIFIED |
| TTThe Terra Firma Company C/o Weber Logistics | Chino | CA | — | ◇ UNVERIFIED |
| TJThird James Communications INC Dba Fastsigns of Simi Valley | Simi Valley | CA | — | ◇ UNVERIFIED |
| TSThomas Swan Opelika, INC. | Opelika | AL | — | ◇ UNVERIFIED |
| TKThread Kraze | Upland | CA | — | ◇ UNVERIFIED |
| TCThree Creek Bioenergy | Sheffield | OH | — | ◇ UNVERIFIED |
| TDThree Dimensional Ch | Danvers | MA | — | ◇ UNVERIFIED |
| TRThree Rivers Energy, LLC (0616010087) | Coshocton | OH | — | ◇ UNVERIFIED |
| TSThree Step Sports | Wilmington | MA | — | ◇ UNVERIFIED |
| TITialo INC. | Pacoima | CA | — | ◇ UNVERIFIED |
| TFTiburon Fire Protection District | Tiburon | CA | — | ◇ UNVERIFIED |
| TPTicona Polymers, INC. | Bishop | TX | — | ◇ UNVERIFIED |
| TPTiger-sul Products LLC | Stockton | CA | — | ◇ UNVERIFIED |
| TYTintas y Toners del Caribe, Inc | Caguas | PR | — | ◇ UNVERIFIED |
| TLTke LLC | Liberty | TN | — | ◇ UNVERIFIED |
| TCTokai Carbon Cb | Long Beach | CA | — | ◇ UNVERIFIED |
| TPTokyo Printing Ink CORP USA | Signal Hill | CA | — | ◇ UNVERIFIED |
| TIToledo Industrial Center Company | Toledo | OH | — | ◇ UNVERIFIED |
| TPTower Product LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| TCTowne Cleaners | Rohnert Park | CA | — | ◇ UNVERIFIED |
| TFToxguard Fluid Technologies INC | Stanton | CA | — | ◇ UNVERIFIED |
| TIToyo Ink America | South Plainfield | NJ | — | ◇ UNVERIFIED |
| TIToyo Ink America, LLC | Wood Dale | IL | — | ◇ UNVERIFIED |
| TLToyota Lift Northwest | Kent | WA | — | ◇ UNVERIFIED |
| TCTrabuco Canyon Waterdistrict | Lake Forest | CA | — | ◇ UNVERIFIED |
| TITranschem Industries INC. | Fayetteville | GA | — | ◇ UNVERIFIED |
| TITrichromatic-west, INC | Bell | CA | — | ◇ UNVERIFIED |
| TPTric Plant | Mccarran | NV | — | ◇ UNVERIFIED |
| TLTri Level Images INC | Northridge | CA | — | ◇ UNVERIFIED |
| TPTri-state Plant Food | Dothan | AL | — | ◇ UNVERIFIED |
