| PCPssi Chemical Innovations | Kieler | WI | — | ◇ UNVERIFIED |
| PAPtm and W Industries Incorporated | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| PTPurification Techs INC | Chester | CT | — | ◇ UNVERIFIED |
| PLPurolite LLC an Ecolab CO | Philadelphia | PA | — | ◇ UNVERIFIED |
| RCReagent Chemical & Research INC | San Bernardino | CA | — | ◇ UNVERIFIED |
| RFReal Fleet Solutions, LLC | Cocoa | FL | — | ◇ UNVERIFIED |
| RAReg - Albert Lea | Albert Lea | MN | — | ◇ UNVERIFIED |
| RDReg Danville LLC | Danville | IL | — | ◇ UNVERIFIED |
| RGReg Grays Harbor, LLC | Hoquiam | WA | — | ◇ UNVERIFIED |
| RNReg Newton, LLC | Newton | IA | — | ◇ UNVERIFIED |
| RCReichhold Chemicals INC | Morris | IL | — | ◇ UNVERIFIED |
| RLReichhold LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| RLReichhold LLC 2 | Pensacola | FL | — | ◇ UNVERIFIED |
| RBRenewable Bio Fuels | Port Neches | TX | — | ◇ UNVERIFIED |
| ROResearch Organics LLC Dba Safc (1318172081) | Cuyahoga Heights | OH | — | ◇ UNVERIFIED |
| RSResearch Solvents & Chemicals INC | La Vergne | TN | — | ◇ UNVERIFIED |
| RCResinall Corporation | Severn | NC | — | ◇ UNVERIFIED |
| REResinoid Engineering CORP | Skokie | IL | — | ◇ UNVERIFIED |
| RSResin Solutions, LLC | Stratford | CT | — | ◇ UNVERIFIED |
| RIRes-tek, INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| RARevitalizing Auto Communities Environmental Response Trust | Anderson | IN | — | ◇ UNVERIFIED |
| RCReynolds Consumer Products | Temple | TX | — | ◇ UNVERIFIED |
 Reynolds Packaging Kama INC | Hazleton | PA | — | ◇ UNVERIFIED |
| RCRho Chemicals CO | Joliet | IL | — | ◇ UNVERIFIED |
 Rochester Midland CORP | Montgomery | IL | — | ◇ UNVERIFIED |
| RIRöchling Industrial Cleveland (1318544510) | South Euclid | OH | — | ◇ UNVERIFIED |
| RARoehm America LLC | Wallingford | CT | — | ◇ UNVERIFIED |
| RARoehm America LLC - Sanford | Sanford | ME | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals LLC | Knoxville | TN | — | ◇ UNVERIFIED |
| RARohm and Haas - Hayward Plant | Hayward | CA | — | ◇ UNVERIFIED |
| RARohm and Haas Texas Incorporated | Deer Park | TX | — | ◇ UNVERIFIED |
| RURohmax USA LP | Deer Park | TX | — | ◇ UNVERIFIED |
| RHRohm & Haas Chemical LLC | Kankakee | IL | — | ◇ UNVERIFIED |
| RHRohm & Haas Chemicals LLC | Ringwood | IL | — | ◇ UNVERIFIED |
| RGRousselot Gelatine | Peabody | MA | — | ◇ UNVERIFIED |
| RARoyal Adhesives & Sealants LLC | Dalton | GA | — | ◇ UNVERIFIED |
| RARoyal Adhesives & Sealants, LLC | Simpsonville | SC | — | ◇ UNVERIFIED |
| RIRsymrise INC | Brunswick | GA | — | ◇ UNVERIFIED |
| SISabic Innovative Plastics US LLC | Bay Saint Louis | MS | — | ◇ UNVERIFIED |
| SISabic Innovative Plastics US LLC | Lowndesboro | AL | — | ◇ UNVERIFIED |
| SISachem INC | Cleburne | TX | — | ◇ UNVERIFIED |
| STSdc Technologies INC | Irvine | CA | — | ◇ UNVERIFIED |
| SCSepton Company of America | Pasadena | TX | — | ◇ UNVERIFIED |
| SFSes Foam | Spring | TX | — | ◇ UNVERIFIED |
| STSe Tylose USA INC. and Its Affiliates | Plaquemine | LA | — | ◇ UNVERIFIED |
| SMShakespeare Mono Filament | Columbia | SC | — | ◇ UNVERIFIED |
| STShamrock Technologies INC | Newark | NJ | — | ◇ UNVERIFIED |
| SEShaw El Dorado, LLC | El Dorado | AR | — | ◇ UNVERIFIED |
| SIShaw Industries Group INC Plant 8s | Columbia | SC | — | ◇ UNVERIFIED |
| SFShaws Fiberglass and Plastics | Damascus | OR | — | ◇ UNVERIFIED |
