| RLRockwood Lithium INC | Kings Mountain | NC | — | ◇ UNVERIFIED |
| RARohm and Haas Texas Incorporated | Deer Park | TX | — | ◇ UNVERIFIED |
| RURohmax USA LP | Deer Park | TX | — | ◇ UNVERIFIED |
| RGRousselot Gelatine | Peabody | MA | — | ◇ UNVERIFIED |
| RMRoyal Metal Powders, INC. | Maryville | TN | — | ◇ UNVERIFIED |
| RIRsymrise INC | Brunswick | GA | — | ◇ UNVERIFIED |
| RLRuveon LLC | Soda Springs | ID | — | ◇ UNVERIFIED |
| SISachem INC | Cleburne | TX | — | ◇ UNVERIFIED |
| SCSachs Chemical, INC. | Caguas | PR | — | ◇ UNVERIFIED |
| SDScientific Design CO INC | Little Ferry | NJ | — | ◇ UNVERIFIED |
| SISeeler Industries INC | Joliet | IL | — | ◇ UNVERIFIED |
| SGSeparations Group Grace Vydac | Hesperia | CA | — | ◇ UNVERIFIED |
| STSe Tylose USA INC. and Its Affiliates | Plaquemine | LA | — | ◇ UNVERIFIED |
| SEShaw El Dorado, LLC | El Dorado | AR | — | ◇ UNVERIFIED |
| SCShell Catalysts and Technologies L.p. | Port Allen | LA | — | ◇ UNVERIFIED |
| SMShepherd Middletown Company | Middletown | OH | — | ◇ UNVERIFIED |
| SRSid Richardson Carbon CO | Borger | TX | — | ◇ 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 |
| SISolutia INC Krummrich Il (part) | Sauget | IL | — | ◇ UNVERIFIED |
| SUSolvay USA INC | Martinez | CA | — | ◇ UNVERIFIED |
| SUSolvay USA INC | Cincinnati | OH | — | ◇ UNVERIFIED |
| SUSolvay USA Inc.-silver Bow Plant | Silver Bow | MT | — | ◇ UNVERIFIED |
| SISongwon International Americas INC. - La Porte | La Porte | TX | — | ◇ UNVERIFIED |
 Southern Ionics INC | Sulphur | LA | — | ◇ UNVERIFIED |
 Southern States Phosphate & Fe Rtilizer CO | Savannah | GA | — | ◇ UNVERIFIED |
| SCSpecialty Chemical Systems, INC | Pottstown | PA | — | ◇ UNVERIFIED |
| SISpecialty Industrial Products, INC. | Spartanburg | SC | — | ◇ UNVERIFIED |
| SMSpecialty Minerals Dolomite Plant | Canaan | CT | — | ◇ UNVERIFIED |
| SCStabond CORP | Gardena | CA | — | ◇ UNVERIFIED |
| SCStepan Company - Fieldsboro Plant | Fieldsboro | NJ | — | ◇ UNVERIFIED |
| SCStruktol Company of America | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| SCSud-chemie Chemical Plant | Louisville | KY | — | ◇ UNVERIFIED |
| SLSulfco, LLC | Savannah | GA | — | ◇ UNVERIFIED |
| SSupelco | Bellefonte | PA | — | ◇ UNVERIFIED |
| SSSyensqo Specialty Polymers USA LLC | Marietta | OH | — | ◇ UNVERIFIED |
 Syngenta Crop Protection, LLC. - St Gabriel Plant | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| SCSyntech Chemicals | Houston | TX | — | ◇ UNVERIFIED |
| SASynthomer Adhesive Tehcnologies Eastoflex and East | Longview | TX | — | ◇ 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 |
| TATci America | Portland | OR | — | ◇ UNVERIFIED |
| TLTdc Llc-corpus Christi Plant | Corpus Christi | TX | — | ◇ UNVERIFIED |
| TCTedia Company INC | Fairfield | OH | — | ◇ UNVERIFIED |
| TKTessenderlo Kerley INC | Coffeyville | KS | — | ◇ UNVERIFIED |
| TKTessenderlo Kerley, INC. | Hanford | CA | — | ◇ UNVERIFIED |
| TTTetra Technologies - Chemical Division | West Memphis | AR | — | ◇ UNVERIFIED |
| TCThatcher Company of North Dakota INC | Glendive | MT | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO - Louisiana Operations | Plaquemine | LA | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company- Ludington, Mi Plant | Ludington | MI | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific CO | Bridgewater | NJ | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific (milwaukee) LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| TETherm-o-rock East INC | Donora | PA | — | ◇ UNVERIFIED |
| TWThe Whitaker Company | Spartanburg | SC | — | ◇ UNVERIFIED |
| TCThird Coast Terminals | Pearland | TX | — | ◇ UNVERIFIED |
| TFTitan Florida LLC | Medley | FL | — | ◇ UNVERIFIED |
| TCTower Chemical Corporation | Easton | PA | — | ◇ UNVERIFIED |
| TCTransene Company Oakland | Oakland | CA | — | ◇ 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 | Carrollton | TX | — | ◇ UNVERIFIED |
| UPUltra Pure Solutions INC | Castroville | CA | — | ◇ UNVERIFIED |
| UNUnc Naval Products | Norwich | CT | — | ◇ UNVERIFIED |
| UIUnited Initiators | Theodore | AL | — | ◇ UNVERIFIED |
| UUUnivar USA INC - Bunola Facility | Bunola | PA | — | ◇ UNVERIFIED |
| UTUnivation Technologies LLC - Catalyst Plant | South Charleston | WV | — | ◇ UNVERIFIED |
| ULUop LLC - Baton Rouge Plant | Baton Rouge | LA | — | ◇ UNVERIFIED |
| ULUop LLC - Uop Shreveport Plant | Shreveport | LA | — | ◇ UNVERIFIED |
| USU. S. Amines - Bucks Plant | Axis | AL | — | ◇ UNVERIFIED |
| USU S Amines (portsmouth) L L C | Portsmouth | VA | — | ◇ UNVERIFIED |
| UAUS Army Holston Army Ammunition Plant | Kingsport | TN | — | ◇ UNVERIFIED |
| UBUS Borax INC | Wilmington | CA | — | ◇ UNVERIFIED |
| UDUS Doe Kansas City National Security Campus | Kansas City | MO | — | ◇ UNVERIFIED |
| UDUS Doe Portsmouth Gaseous Diffusion Plant - Bwcs Duf6 | Piketon | OH | — | ◇ UNVERIFIED |
| UDUS Doe Savannah River Site | Aiken | SC | — | ◇ UNVERIFIED |
| UMUS Magnesium Plant | Tooele | UT | — | ◇ UNVERIFIED |
| UMUS Methanol Llc, Liberty One Methanol Plant | Nitro | WV | — | ◇ UNVERIFIED |
| VIValenite INC - Die & Wear - Walmet | West Branch | MI | — | ◇ UNVERIFIED |
| VEValicor Environmental Services | Dayton | OH | — | ◇ UNVERIFIED |
| VCVeckridge Chemical | Kearny | NJ | — | ◇ UNVERIFIED |
| VBVeolia Borderland Plant | El Paso | TX | — | ◇ UNVERIFIED |
| VNVeolia North America Regeneration Services | Linden | NJ | — | ◇ UNVERIFIED |
| VNVeolia North America Regeneration Services, LLC (1431350817) | North Bend | OH | — | ◇ UNVERIFIED |
| VRVeolia - Red Lion Plant | New Castle | DE | — | ◇ UNVERIFIED |
| VDVertellus Dwg LLC | Delaware Water Gap | PA | — | ◇ UNVERIFIED |
| VVertex | Camanche | IA | — | ◇ UNVERIFIED |
| VMVibrantz Minerals | Houston | TX | — | ◇ UNVERIFIED |
| VTVibrantz Technologies | Curtis Bay | MD | — | ◇ UNVERIFIED |
