| SWSherwin Williams Auto Finishes | Richmond | KY | — | ◇ UNVERIFIED |
| SWSherwin Williams Mfg CO | Kankakee | IL | — | ◇ UNVERIFIED |
| SIShintech INC | Freeport | TX | — | ◇ UNVERIFIED |
| SLShintech Louisiana LLC - Addis Plant a | Addis | LA | — | ◇ UNVERIFIED |
| SUShpp US LLC | Selkirk | NY | — | ◇ UNVERIFIED |
| SASigma - Aldrich Co-sigma Chemical Company | Saint Louis | MO | — | ◇ UNVERIFIED |
| SGSi Group | Rotterdam Junction | NY | — | ◇ UNVERIFIED |
| SGSi Group INC - South Plant | Morgantown | WV | — | ◇ UNVERIFIED |
| SQSkw Quab Chemicals | Theodore | AL | — | ◇ UNVERIFIED |
| SPSlide Products INC | Wheeling | IL | — | ◇ UNVERIFIED |
| SOSnap on Diagnostics | Elkhorn | WI | — | ◇ UNVERIFIED |
| SRSnf Riceboro Plant | Riceboro | GA | — | ◇ UNVERIFIED |
| SLSolenis LLC - Suffolk | Suffolk | VA | — | ◇ UNVERIFIED |
| SPSolenis-macon Plant | Macon | GA | — | ◇ UNVERIFIED |
| SISolutia INC Anniston Plant | Anniston | AL | — | ◇ UNVERIFIED |
| SISolutia INC - Indian Orchard Plant | Springfield | MA | — | ◇ UNVERIFIED |
| SASolvay Advanced Polymers | Alpharetta | GA | — | ◇ UNVERIFIED |
| SCSolvay Clanton Road Grading Plan | Augusta | GA | — | ◇ UNVERIFIED |
| SSSolvay Solexis INC | Thorofare | NJ | — | ◇ UNVERIFIED |
| SSSolvay Specialty Polymers USA | Borger | TX | — | ◇ UNVERIFIED |
| SISongwon International Americas INC. - La Porte | La Porte | TX | — | ◇ UNVERIFIED |
| STSpartech Townsend | Pleasant Hill | IA | — | ◇ UNVERIFIED |
| SISpecialty Industrial Products, INC. | Spartanburg | SC | — | ◇ UNVERIFIED |
| SPSpecialty Polymers | Woodburn | OR | — | ◇ UNVERIFIED |
| SPSpecialty Polymers INC | Chester | SC | — | ◇ UNVERIFIED |
| SCStabond CORP | Gardena | CA | — | ◇ UNVERIFIED |
| SIStarpet Incorporated | Asheboro | NC | — | ◇ UNVERIFIED |
| SCStepan Company - Fieldsboro Plant | Fieldsboro | NJ | — | ◇ UNVERIFIED |
| SPSti Polymer, INC | Sanford | NC | — | ◇ UNVERIFIED |
| SCStruktol Company of America | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| SAStyrolution America LLC | Decatur | AL | — | ◇ UNVERIFIED |
| SSupelco | Bellefonte | PA | — | ◇ UNVERIFIED |
| SSSurface Specialties Incorporated | North Augusta | SC | — | ◇ UNVERIFIED |
| SSSyensqo Specialty Polymers Usa, LLC | Greenville | SC | — | ◇ UNVERIFIED |
| SCSyntech Chemicals | Houston | TX | — | ◇ UNVERIFIED |
| SASynthomer Adhesive Tehcnologies Eastoflex and East | Longview | TX | — | ◇ UNVERIFIED |
| SISynthomer INC. | Mogadore | OH | — | ◇ UNVERIFIED |
| TETaminco Eastman US - St Gabriel Plant | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| TLTate & Lyle Ingredients Americas LLC | Duluth | MN | — | ◇ UNVERIFIED |
| TLTate & Lyle Sucralose INC | Mc Intosh | AL | — | ◇ UNVERIFIED |
| TMTaylor Made Group LLC | Gloversville | NY | — | ◇ UNVERIFIED |
| TATci America | Portland | OR | — | ◇ UNVERIFIED |
| TCTedia Company INC | Fairfield | OH | — | ◇ UNVERIFIED |
| TATeknor Apex CO. | Pawtucket | RI | — | ◇ UNVERIFIED |
| TATeknor Apex Company, Maclin Division | City of Industry | CA | — | ◇ UNVERIFIED |
| TATeknor Apex Thermoplastic | Leominster | MA | — | ◇ UNVERIFIED |
| TPTencate Performance Composites | Camarillo | CA | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Wilmington | IL | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Marietta | GA | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific CO | Bridgewater | NJ | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific (milwaukee) LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| TIThombert INC - Brooklyn | Brooklyn | IA | — | ◇ UNVERIFIED |
| TCTotalenergies Cray Valley - Beaumont | Beaumont | TX | — | ◇ UNVERIFIED |
| TPTotalenergies Petrochemicals & Refining Usa, INC. - Carville Polystyrene Plant | Carville | LA | — | ◇ UNVERIFIED |
| TPTotal Petrochemicals & Refining USA INC | Deer Park | TX | — | ◇ UNVERIFIED |
| TCTower Chemical Corporation | Easton | PA | — | ◇ UNVERIFIED |
| TCTroy Corporation - Troy Biosciences | Phoenix | AZ | — | ◇ UNVERIFIED |
| TSTsrc Specialty Materials LLC - Research & Development Pilot Plant | Plaquemine | LA | — | ◇ UNVERIFIED |
| TLTwin Lake Chemical, INC. | Lockport | NY | — | ◇ UNVERIFIED |
| TBTwist Bioscience | Wilsonville | OR | — | ◇ UNVERIFIED |
| UPUltra Pure Solutions INC | Castroville | CA | — | ◇ UNVERIFIED |
| UPUltra Pure Solutions INC | Carrollton | TX | — | ◇ UNVERIFIED |
| UNUnc Naval Products | Norwich | CT | — | ◇ UNVERIFIED |
| UIUnited Initiators | Theodore | AL | — | ◇ UNVERIFIED |
| UTUnivation Technologies LLC - Catalyst Plant | South Charleston | WV | — | ◇ UNVERIFIED |
| USU S Amines (portsmouth) L L C | Portsmouth | VA | — | ◇ UNVERIFIED |
| UAUS Army Holston Army Ammunition Plant | Kingsport | TN | — | ◇ UNVERIFIED |
| UDUS Doe Kansas City National Security Campus | Kansas City | MO | — | ◇ UNVERIFIED |
| UMUS Methanol Llc, Liberty One Methanol Plant | Nitro | WV | — | ◇ UNVERIFIED |
| VEValicor Environmental Services | Dayton | OH | — | ◇ UNVERIFIED |
| VCValspar Coatings | Garland | TX | — | ◇ UNVERIFIED |
| VSValspar Specialty Paints LLC (1576131795) | Massillon | OH | — | ◇ UNVERIFIED |
| VSVestolit Specialty Resins INC | Avon Lake | OH | — | ◇ UNVERIFIED |
| VCVicksburg Chemical Company | Vicksburg | MS | — | ◇ UNVERIFIED |
| VTVrc Technologies | Brownwood | TX | — | ◇ UNVERIFIED |
| VCVwr Chemicals, LLC | Sanborn | NY | — | ◇ UNVERIFIED |
| WCW2fuel - Crawfordsville Facility | Crawfordsville | IA | — | ◇ UNVERIFIED |
| WCWacker Chemical CORP - Polymers Div | Calvert City | KY | — | ◇ UNVERIFIED |
| WCWako Chemicals USA INC | Richmond | VA | — | ◇ UNVERIFIED |
| WIWellman INC | Darlington | SC | — | ◇ UNVERIFIED |
| WOWellman of Mississippi INC | Bay Saint Louis | MS | — | ◇ UNVERIFIED |
| WCWestlake Chemicals & Vinyls LLC | Aberdeen | MS | — | ◇ UNVERIFIED |
| WCWestlake Chemicals & Vinyls LLC - Plaquemine Facility | Plaquemine | LA | — | ◇ UNVERIFIED |
| WEWestlake Epoxy INC | Bedford Park | IL | — | ◇ UNVERIFIED |
| WVWestlake Vinyls INC - Pvc Plant | Calvert City | KY | — | ◇ UNVERIFIED |
| WMWhite Mountain Biodiesel, INC | North Haverhill | NH | — | ◇ UNVERIFIED |
| WRWolf River Plant | Memphis | TN | — | ◇ UNVERIFIED |
| WEWorld Energy Biox Biofuels | Galena Park | TX | — | ◇ UNVERIFIED |
| XCXerxes CORP | Anaheim | CA | — | ◇ UNVERIFIED |
| YAYh America INC (sealant Div) | Versailles | KY | — | ◇ UNVERIFIED |
| 21200 (Plant 1) | St Petersburgh | FL | 20–99 | ◐ LIKELY ACTIVE |
| 22210 (Plant 2) | St Petersburgh | FL | 1–19 | ◐ LIKELY ACTIVE |
| 3300 (ftl) | St Petersburgh | FL | 20–99 | ◐ LIKELY ACTIVE |
| EC"4006 - Eau Claire Extrusion" | Eau Claire | WI | 100–499 | ◐ LIKELY ACTIVE |
| 9S910PC Safe Foods | Kieler | WI | 20–99 | ◐ LIKELY ACTIVE |
| 9S910SF Safe Foods | North Little Rock | AR | 100–499 | ◐ LIKELY ACTIVE |
| AMABA-PGT Manchester Location | Manchester | CT | 100–499 | ◐ LIKELY ACTIVE |
| AVABA-PGT Vernon Location | Vernon | CT | 1–19 | ◐ LIKELY ACTIVE |
| AIAbb Installation Products INC. | Memphis | TN | — | ◐ LIKELY ACTIVE |
| ALAcme Location | Riegelwood | NC | 20–99 | ◐ LIKELY ACTIVE |