| 3E3m Elyria | Elyria | OH | — | ◇ UNVERIFIED |
| 3O3m Optics Tech Center | Petaluma | CA | — | ◇ UNVERIFIED |
| 3U3m Unitek Corporation | Canby | OR | — | ◇ UNVERIFIED |
| 3R3rp Recycling LLC | Mcgehee | AR | — | ◇ UNVERIFIED |
| 6R600 Rhode Island Avenue C- Bryant Street Black 5 | Washington | DC | — | ◇ UNVERIFIED |
| ABA1 Biochem Labs | Wilmington | NC | — | ◇ UNVERIFIED |
| APA1 Polymer | Macon | GA | — | ◇ UNVERIFIED |
| AAA and R Logistics Incorporated (closed) | Chesapeake | VA | — | ◇ UNVERIFIED |
| ACAbbott Critical Care Systems | Salt Lake City | UT | — | ◇ UNVERIFIED |
| APAbc Polymer Industries, LLC | Helena | AL | — | ◇ UNVERIFIED |
| APAbsorbable Polymers International | Birmingham | AL | — | ◇ UNVERIFIED |
| ATAbsorbent Technologies | Albany | OR | — | ◇ UNVERIFIED |
| ALAbstretch LLC | Shelbyville | TN | — | ◇ UNVERIFIED |
| ACA & C Catalysts | Linden | NJ | — | ◇ UNVERIFIED |
| APAccella Polyurethane Systems LLC | Carson | CA | — | ◇ UNVERIFIED |
| AMAccu-tronics Manufacturing INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| APAce Plastic Inc. | Bloomington | IL | — | ◇ UNVERIFIED |
| ALA-chem LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| AIAcl INC | Chicago | IL | — | ◇ UNVERIFIED |
| AYAco Yp INC | Riverdale | IA | — | ◇ UNVERIFIED |
| ANAcp Noxtat, INC. | Santa Ana | CA | — | ◇ UNVERIFIED |
| APAc Polymers INC | Byhalia | MS | — | ◇ UNVERIFIED |
| ADAcrylic Distribution Corporation Dba H Studio | Sun Valley | CA | — | ◇ UNVERIFIED |
| AUAcrylics Unlimited LLC | Lafayette | NJ | — | ◇ UNVERIFIED |
| AIAc&s, Inc., Nitro | Nitro | WV | — | ◇ UNVERIFIED |
| ABAction Business Consulting, LLC | Crystal Lake | IL | — | ◇ UNVERIFIED |
| AIAdco International Plastics Corporation | Marietta | GA | — | ◇ UNVERIFIED |
| AAddipel | Elyria | OH | — | ◇ UNVERIFIED |
| AUAddivant Usa, LLC | Morgantown | WV | — | ◇ UNVERIFIED |
| APAdell Plastics | Halethorpe | MD | — | ◇ UNVERIFIED |
| ATAdherent Technologies, INC. | Albuquerque | NM | — | ◇ UNVERIFIED |
| ASAdhesive Systems INC a Division of Diversified Chemical Technology | Detroit | MI | — | ◇ UNVERIFIED |
| ABAditya Birla Chemicals (usa), INC. | Dalton | GA | — | ◇ UNVERIFIED |
| ADAdm Development Products | Decatur | IL | — | ◇ UNVERIFIED |
| AGAdm Glycols | Decatur | IL | — | ◇ UNVERIFIED |
| ABAdvanced Biotech | Oneonta | NY | — | ◇ UNVERIFIED |
| ABAdvanced Biotech @ 85 5th Ave Complex | Paterson | NJ | — | ◇ UNVERIFIED |
| ACAdvanced Composites | Sidney | OH | — | ◇ UNVERIFIED |
| ADAdvanced Drainage System | Ludlow | MA | — | ◇ UNVERIFIED |
| AEAdvanced Environmental Options INC | Spartanburg | SC | — | ◇ UNVERIFIED |
| ALAdvanced Lining Solutions, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| AMAdvanced Membrane Systems INC | Billerica | MA | — | ◇ UNVERIFIED |
| ACAdvancion Corporation - Sterlington Plant | Sterlington | LA | — | ◇ UNVERIFIED |
| AGAdvario Galveston County, LLC | Texas City | TX | — | ◇ UNVERIFIED |
| ALAdvenchen Laboratories LLC | Moorpark | CA | — | ◇ UNVERIFIED |
| AIAep Industries INC | Nicholasville | KY | — | ◇ UNVERIFIED |
| AIAep Industries INC. | Mountain Top | PA | — | ◇ UNVERIFIED |
| AIAep Industries, INC. | Alsip | IL | — | ◇ UNVERIFIED |
| AIAequor INC | San Diego | CA | — | ◇ UNVERIFIED |
| AGAerojet General Corporation | Bakersfield | CA | — | ◇ UNVERIFIED |
| ADAes Drilling Fluids Clinton | Clinton | OK | — | ◇ UNVERIFIED |
| ADAes Drilling Fluids Pleasanton Warehouse | Pleasanton | TX | — | ◇ UNVERIFIED |
| AEAffinity Energy Solutions INC. | Rosharon | TX | — | ◇ UNVERIFIED |
| ACAfton Chemical Corporation Dba Costco | Simi Valley | CA | — | ◇ UNVERIFIED |
| ASAfx Studio | Panorama City | CA | — | ◇ UNVERIFIED |
| ACAgc Chemicals Americas INC | Bayonne | NJ | — | ◇ UNVERIFIED |
| AIAgri-cel INC | Delano | CA | — | ◇ UNVERIFIED |
| AAAgru America | Fernley | NV | — | ◇ UNVERIFIED |
| ATAig Technical Services | Redding | CA | — | ◇ UNVERIFIED |
| ATAirfast Technologies INC | Camarillo | CA | — | ◇ UNVERIFIED |
| ALAir Liquide Global E&c Solutions US INC | Woburn | MA | — | ◇ UNVERIFIED |
| APAir Plastics INC. | Mason | OH | — | ◇ UNVERIFIED |
| APAir Products and Chemicals, INC. | Cumberland | RI | — | ◇ UNVERIFIED |
| APAir Products and Chemicals Inc-j.p. Stevens Piedmont Site-remediation Project | Piedmont | SC | — | ◇ UNVERIFIED |
| APAir Products Manufacturing LLC | Paramount | CA | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Dayton | NJ | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Industry | CA | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Rowland Heights | CA | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Dayton | NJ | — | ◇ UNVERIFIED |
| AHAjinomoto Health & Nutrition North America, INC. | Eddyville | IA | — | ◇ UNVERIFIED |
| ACAkcros Chemicals INC | New Brunswick | NJ | — | ◇ UNVERIFIED |
| AIAkrotex, INC. | Orange | TX | — | ◇ UNVERIFIED |
| AAktivax | Broomfield | CO | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coatings INC | Penns Grove | NJ | — | ◇ UNVERIFIED |
| ANAkzo Nobel Paints, LLC | Downingtown | PA | — | ◇ UNVERIFIED |
| ANAkzo Nobel Surface Chemistry LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| ANAkzo Nobel Surface Chemistry LLC | Mccook | IL | — | ◇ UNVERIFIED |
 Alchem Laboratories Corporation | Alachua | FL | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| AIAlexium INC | Duncan | SC | — | ◇ UNVERIFIED |
| AIAlfiniti INC. | Winton | NC | — | ◇ UNVERIFIED |
| APAli Pharmaceutical Mfg LLC | Omaha | NE | — | ◇ UNVERIFIED |
| AGAllied Group, INC. | Water Valley | MS | — | ◇ UNVERIFIED |
| AUAllied Universal Corporation | Fort Pierce | FL | — | ◇ UNVERIFIED |
| AIAllnex INC | North Augusta | SC | — | ◇ UNVERIFIED |
| AIAllnex INC | Beech Island | SC | — | ◇ UNVERIFIED |
| AUAllnex USA INC | East Saint Louis | IL | — | ◇ UNVERIFIED |
| AUAllnex Usa, INC Formerly Cytec Industries INC | Wallingford | CT | — | ◇ UNVERIFIED |
| APAll Plastics, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| APAlpek Polyester Usa, LLC | Moncks Corner | SC | — | ◇ UNVERIFIED |
| AIAlpha Industries INC | Lyndhurst | NJ | — | ◇ UNVERIFIED |
| AMAlpont Methanol | Oregon | OH | — | ◇ UNVERIFIED |
| ALAltuglas LLC | King of Prussia | PA | — | ◇ UNVERIFIED |
| ALAlyeschem, LLC / Alyeschem Methanol Plant | North Slope Borough | AK | — | ◇ UNVERIFIED |
| ALAlzchem LLC | Fresno | CA | — | ◇ UNVERIFIED |
| ACAmerchol CORP | Greensburg | LA | — | ◇ UNVERIFIED |
| ATAmericad Technology Corporation | Norwood | MA | — | ◇ UNVERIFIED |
| AAAmerican Acryl | Pasadena | TX | — | ◇ UNVERIFIED |
 American Aerogel Corporation | Rochester | NY | — | ◇ UNVERIFIED |
