| MUMcp Urethanes | Pittsburg | KS | — | ◇ UNVERIFIED |
| MMMercury Marine | Saint Cloud | FL | — | ◇ UNVERIFIED |
| MAMetton America La Porte Plant | La Porte | TX | — | ◇ UNVERIFIED |
| MSMexichem Specialty Compounds INC | Leominster | MA | — | ◇ UNVERIFIED |
| MCMidwest Composites, LLC | Wapakoneta | OH | — | ◇ UNVERIFIED |
| MPMilprint Packaging, LLC | Joplin | MO | — | ◇ UNVERIFIED |
 Mitsubishi Chemical Advanced Materials Inc/scranton | Scranton | PA | — | ◇ UNVERIFIED |
| MFMolded Fiber Glass Co/union City | Union City | PA | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals Adhesive & Resin Div | Alexandria | LA | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC | Springfield | OR | — | ◇ UNVERIFIED |
| MJMondi Jackson Indian Creek | Jackson | MO | — | ◇ UNVERIFIED |
| MLMonosol - Laporte Plant | La Porte | IN | — | ◇ UNVERIFIED |
| MPMonosol-lebanon Plant | Lebanon | IN | — | ◇ UNVERIFIED |
| MRMountain Ridge Metals Inc/millersburg | Millersburg | PA | — | ◇ UNVERIFIED |
| MTM Tek Incorporated | Manchester | TN | — | ◇ UNVERIFIED |
| MPMulti Packaging Solutions | Indianapolis | IN | — | ◇ UNVERIFIED |
| MMur-tex | Amarillo | TX | — | ◇ UNVERIFIED |
| NINA Industries Pasadena | Seabrook | TX | — | ◇ UNVERIFIED |
| NYNan Ya Plastics Corps | Lake City | SC | — | ◇ UNVERIFIED |
| NONational Oilwell Varco | Belton | TX | — | ◇ UNVERIFIED |
| NBNelson Brothers Specialty Chemicals, LLC | Parrish | AL | — | ◇ UNVERIFIED |
| NNeoresins | Frankfort | IN | — | ◇ UNVERIFIED |
| NINeptco Incorporated | Lenoir | NC | — | ◇ UNVERIFIED |
| NNoltex | La Porte | TX | — | ◇ UNVERIFIED |
| NTNordam Transparency Div -casting Div | Tulsa | OK | — | ◇ UNVERIFIED |
| NCNovachem Corporation | High Point | NC | — | ◇ UNVERIFIED |
| NCNova Chemicals INC | Painesville | OH | — | ◇ UNVERIFIED |
| NNoveon | Leominster | MA | — | ◇ UNVERIFIED |
| NBNutrition & Biosciences USA 1, Llc, Midland | Midland | MI | — | ◇ UNVERIFIED |
| OCO'brien Corp/cardinal Uhp | Saint Louis | MO | — | ◇ UNVERIFIED |
| O3O-cel-o, 3m Company | Tonawanda | NY | — | ◇ UNVERIFIED |
| OCOklahoma City Site | Yukon | OK | — | ◇ UNVERIFIED |
| OPOpc Polymers LLC | Columbus | OH | — | ◇ UNVERIFIED |
| OPOrange Plant | Orange | TX | — | ◇ UNVERIFIED |
| OSOsram Sylvania Products INC. - Warren, Pa | Warren | PA | — | ◇ UNVERIFIED |
| OPOvation Polymers | Medina | OH | — | ◇ UNVERIFIED |
| OSOwensboro Specialty Polymers | Owensboro | KY | — | ◇ UNVERIFIED |
| OVOxy Vinyls, LP | Pedricktown | NJ | — | ◇ UNVERIFIED |
| PFPall Filtration & Separations Group INC | San Diego | CA | — | ◇ UNVERIFIED |
| PIPandel INC | Cartersville | GA | — | ◇ UNVERIFIED |
| PPPasadena Pvc Plant | Pasadena | TX | — | ◇ UNVERIFIED |
| PMPeco Manufacturing | Clackamas | OR | — | ◇ UNVERIFIED |
| PCPella Corporation- Murray Operations | Murray | KY | — | ◇ UNVERIFIED |
| PPPentair Pool Products Incorporated | Sanford | NC | — | ◇ UNVERIFIED |
| PPPet Processors, L.l.c. (0243000165) | Painesville | OH | — | ◇ UNVERIFIED |
| PMPlant Maintenance Services - Pms St Gabriel Plant | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| PWPlaskolite West Incorporated | Compton | CA | — | ◇ UNVERIFIED |
| PPPlastic Packaging Technologies, LLC (0125041958) | Columbus | OH | — | ◇ UNVERIFIED |
| PIPlastron Incorporated | City of Industry | CA | — | ◇ UNVERIFIED |
| PIPolychemie INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| PCPolymer Chemistry Chocolate Bayou LLC | Alvin | TX | — | ◇ UNVERIFIED |
| PPPolymer Panel Plant | Belen | NM | — | ◇ UNVERIFIED |
| PCPolynt Composites Usa, INC. | Ennis | TX | — | ◇ UNVERIFIED |
| PCPolynt Composites Usa, INC. - Forest Park | Forest Park | GA | — | ◇ UNVERIFIED |
| PCPolyone Clinton | Clinton | TN | — | ◇ UNVERIFIED |
| POPoly One CORP | Seabrook | TX | — | ◇ UNVERIFIED |
| PCPolyone CORP | Norwalk | OH | — | ◇ UNVERIFIED |
| PCPolyone Corporation | Henry | IL | — | ◇ UNVERIFIED |
| PCPolyone Corporation | Muncie | IN | — | ◇ UNVERIFIED |
| PIPolyquest INC | Darlington | SC | — | ◇ UNVERIFIED |
| PIPolysource, INC. | Piqua | OH | — | ◇ UNVERIFIED |
 Polytek Development CORP. | Franklin | IN | — | ◇ UNVERIFIED |
| PIPpg Industries | Circleville | OH | — | ◇ UNVERIFIED |
| PIPpg Industries INC. | East Point | GA | — | ◇ UNVERIFIED |
| PCPrecision Coatings, INC. | Walled Lake | MI | — | ◇ UNVERIFIED |
 Precision Products Group, INC. | Apple Creek | OH | — | ◇ UNVERIFIED |
| PFPremier Foam INC | Newnan | GA | — | ◇ UNVERIFIED |
| PMPremier Material Concepts | Trenton | NC | — | ◇ UNVERIFIED |
| PCPrimex Color, Compounding and Additives | Jasper | TN | — | ◇ UNVERIFIED |
| PPrintpack | Grand Prairie | TX | — | ◇ UNVERIFIED |
| PIProfusion Industries, LLC (0684020020) | Marietta | OH | — | ◇ UNVERIFIED |
| PRPryor Resin Mfg Faclty | Pryor | OK | — | ◇ UNVERIFIED |
| PAPtm and W Industries Incorporated | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| PLPurolite LLC an Ecolab CO | Philadelphia | PA | — | ◇ UNVERIFIED |
| QPQg Printing Ii CORP | Franklin | KY | — | ◇ UNVERIFIED |
| QIQuad/graphics, INC | Martinsburg | WV | — | ◇ UNVERIFIED |
 Quad/graphics INC - Hartford | Hartford | WI | — | ◇ UNVERIFIED |
| Quad/graphics INC - Lomira | Lomira | WI | — | ◇ UNVERIFIED |
| RCReagent Chemical & Research INC | San Bernardino | CA | — | ◇ UNVERIFIED |
| RFReal Fleet Solutions, LLC | Cocoa | FL | — | ◇ UNVERIFIED |
| RIReckless Industries | Maryville | TN | — | ◇ UNVERIFIED |
| RIReckless Industries Mold Division LLC | Greenback | TN | — | ◇ UNVERIFIED |
| RCReichhold Chemicals INC | Morris | IL | — | ◇ UNVERIFIED |
| RLReichhold LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| RLReichhold LLC 2 | Pensacola | FL | — | ◇ UNVERIFIED |
| RCResinall Corporation | Severn | NC | — | ◇ UNVERIFIED |
| REResinoid Engineering CORP | Skokie | IL | — | ◇ UNVERIFIED |
| RAResrg Automotive Trim LLC | Morehead (rowan) | KY | — | ◇ UNVERIFIED |
| RIRes-tek, INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| RARevitalizing Auto Communities Environmental Response Trust | Anderson | IN | — | ◇ UNVERIFIED |
| RCReynolds Consumer Products | Temple | TX | — | ◇ UNVERIFIED |
| RCReynolds Consumer Products LLC | Richmond | VA | — | ◇ UNVERIFIED |
 Reynolds Packaging Kama INC | Hazleton | PA | — | ◇ UNVERIFIED |
| RCRidge Corporation | Frazeysburg | OH | — | ◇ UNVERIFIED |
| RBRobert Bosch Automotive Steering LLC | Florence | KY | — | ◇ 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 |
