| SLSuperior Lime & Chemical | Phoenix | AZ | — | ◇ UNVERIFIED |
| SMSuperior Manufacturing Group | Moselle | MS | — | ◇ UNVERIFIED |
| SPSuperior Polymers, LLC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| SPSurraj Plastic Co. | Garden Grove | CA | — | ◇ UNVERIFIED |
| SLSv Lab | Prescott | WI | — | ◇ UNVERIFIED |
| SPSwitch Products LLC | Boca Raton | FL | — | ◇ UNVERIFIED |
| SSSw Shattuck Chemical CO INC | Denver | CO | — | ◇ UNVERIFIED |
| SSylvania | Fort Worth | TX | — | ◇ UNVERIFIED |
| SISyncro INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| STSyntech Technology INC | Springfield | VA | — | ◇ UNVERIFIED |
| SCSynthio Chemicals | Broomfield | CO | — | ◇ UNVERIFIED |
| SISynthomer INC | Fitchburg | MA | — | ◇ UNVERIFIED |
| SFSysco Food Services | Walnut | CA | — | ◇ UNVERIFIED |
| SGSysco Guest Supply LLC | Corona | CA | — | ◇ UNVERIFIED |
| SGSysco Guest Supply, LLC | Sayreville | NJ | — | ◇ UNVERIFIED |
| SSSystem Seals INC | Brecksville | OH | — | ◇ UNVERIFIED |
| TMTacoma Metals INC | Tacoma | WA | — | ◇ UNVERIFIED |
| TITakasago International CORP US | Northvale | NJ | — | ◇ UNVERIFIED |
| TITakasago International CORP (usa) - Heron Tower | New York | NY | — | ◇ UNVERIFIED |
| TPTalco Plastics | Long Beach | CA | — | ◇ UNVERIFIED |
| TTTank Tech Inc/bridgeport Chemical INC | Sikeston | MO | — | ◇ UNVERIFIED |
| TNTata's Natural Alchemy, LLC | Whiting | VT | — | ◇ UNVERIFIED |
| TMTaylor Made Fiberglass, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| TLTdc LLC - Westlake Plant | Westlake | LA | — | ◇ UNVERIFIED |
| TATech America | Corona | CA | — | ◇ UNVERIFIED |
| TRTechnical Resin Packaging INC | Brooklyn Park | MN | — | ◇ UNVERIFIED |
| TPTejas Plastics, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| TPTekni Plex INC | Branchburg | NJ | — | ◇ UNVERIFIED |
| TATeknor Apex-north Carolina | Jamestown | NC | — | ◇ UNVERIFIED |
| TBTerpene Botanicals | Glendale | CA | — | ◇ UNVERIFIED |
| TTerralithium | Brawley | CA | — | ◇ UNVERIFIED |
| TMTerra Mississippi Nitrogen (melamine Facility) | Donaldsonville | LA | — | ◇ UNVERIFIED |
| TLTerraPharma Labs, Inc. | Irving | TX | — | ◇ UNVERIFIED |
| TATerre and Botanique LLC | Brooklyn | NY | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Co, LLC | Carson | 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 |
| TETevco Enterprises INC | South Plainfield | NJ | — | ◇ UNVERIFIED |
| TCTex Chem CO Dba Kds Nail Products | Sacramento | CA | — | ◇ 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 Alpha Corporation of Tennessee INC | Perris | CA | — | ◇ UNVERIFIED |
