| STSpill Tech Environmental, INC. | Mobile | AL | — | ◇ UNVERIFIED |
| S1Sr 190 at Sr 99 | Tipton | CA | — | ◇ UNVERIFIED |
| SDSSD Designs, LLC | Forest City | NC | — | ◇ UNVERIFIED |
| SSta-care | Pardeeville | WI | — | ◇ UNVERIFIED |
| SCStaff Concrete Construction | Victoria | TX | — | ◇ UNVERIFIED |
| SCStandard Carbon, LLC | Dunnellon | FL | — | ◇ UNVERIFIED |
 Starfire Systems INC | Schenectady | NY | — | ◇ UNVERIFIED |
| SIStarling INC | Denham Springs | LA | — | ◇ UNVERIFIED |
| SMStar Molding CO | Donna | TX | — | ◇ UNVERIFIED |
| SCStarpak CORP | Houston | TX | — | ◇ UNVERIFIED |
| SSStar Seal of Minnesota INC | Shakopee | MN | — | ◇ UNVERIFIED |
| SOState of Delaware Graphics & Printing - 604 Otis Dr, Dover | Dover | DE | — | ◇ UNVERIFIED |
| SStepan | Wilmington | NC | — | ◇ UNVERIFIED |
| SNStillman Northern CORP | East Syracuse | NY | — | ◇ UNVERIFIED |
| SAStonehouse Acquisition CO Llc/chambersburg | Chambersburg | PA | — | ◇ UNVERIFIED |
| SDStonewall Distribution Center | Winchester | VA | — | ◇ UNVERIFIED |
| SLStop Look Plastics | La Habra | CA | — | ◇ UNVERIFIED |
| SOStrength of Nature LLC | Savannah | GA | — | ◇ UNVERIFIED |
| SPStrm Pasadena, LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| SIStyrotek INC. | Delano | CA | — | ◇ UNVERIFIED |
| SASulphuric Acid Trading | Tampa | FL | — | ◇ UNVERIFIED |
| SBSumitomo Backlite North America | Kenton | OH | — | ◇ UNVERIFIED |
| SPSumitomo Plastics America INC | Santa Clara | CA | — | ◇ UNVERIFIED |
| SCSummit Custom Spray Drying INC @ Flemington Ind Pk | Flemington | NJ | — | ◇ UNVERIFIED |
| SRSummit Research Labs, INC. | Middletown | NY | — | ◇ UNVERIFIED |
| SBSun Beaver Term/vanport | Vanport | PA | — | ◇ UNVERIFIED |
| SCSunbelt Chemicals INC | Gulfport | MS | — | ◇ UNVERIFIED |
| SCSuncast CORP | Batavia | IL | — | ◇ UNVERIFIED |
 Sun Chemical CORP | Williamsport | MD | — | ◇ UNVERIFIED |
| SPSuncoast Plastic Fabrication, INC. | Valrico | FL | — | ◇ UNVERIFIED |
| SCSun Color Corporation | North Canton | OH | — | ◇ UNVERIFIED |
| SDSun Deep, INC. | Hayward | CA | — | ◇ UNVERIFIED |
| SBSundial Brands LLC | Amityville | NY | — | ◇ UNVERIFIED |
| SBSundial Brands LLC | Farmingdale | NY | — | ◇ UNVERIFIED |
| SPSunedison Polysilicon Facility | Pasadena | TX | — | ◇ UNVERIFIED |
| SASunlit Arizona LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SISunny In Denbigh LLC | Frederick | MD | — | ◇ UNVERIFIED |
| SPSunoco Partners M & T - Beaver Terminal | Vanport | PA | — | ◇ UNVERIFIED |
| SRSunoco R&m Bayport Polypropylene | Pasadena | TX | — | ◇ UNVERIFIED |
| SRSunpol Resins & Polymers INC | Fairfield | CA | — | ◇ UNVERIFIED |
| SFSunrise Fiberglass Engineering Site | Shelton | WA | — | ◇ UNVERIFIED |
| SFSuperior Fibers - Vanceburg LLC | Vanceburg | KY | — | ◇ UNVERIFIED |
| 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 |
| TAThe Art Lithocraft Company | Modesto | CA | — | ◇ UNVERIFIED |
| TCThe Chemours Company | Fremont | CA | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Joliet | IL | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Plaquemine | LA | — | ◇ UNVERIFIED |
| TFThe Fountain People, INC. | San Marcos | TX | — | ◇ UNVERIFIED |
| TGThe Geon Company | Deer Park | TX | — | ◇ UNVERIFIED |
| TLThe Lewis Chemical CO. | Rome | GA | — | ◇ UNVERIFIED |
| TMThe Marbleworks | North Port | FL | — | ◇ UNVERIFIED |
