| APAir Products and Chemicals Inc-j.p. Stevens Piedmont Site-remediation Project | Piedmont | SC | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Dayton | NJ | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Industry | CA | — | ◇ UNVERIFIED |
| AOAkm Oil Co., INC. | Pacoima | CA | — | ◇ UNVERIFIED |
| AIAkrotex, INC. | Orange | TX | — | ◇ UNVERIFIED |
| AAktivax | Broomfield | CO | — | ◇ UNVERIFIED |
| ANAkzo Nobel Paints, LLC | Downingtown | PA | — | ◇ UNVERIFIED |
| ANAkzo Nobel Surface Chemistry LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| APAlcohol Purification & Esters | Manvel | TX | — | ◇ UNVERIFIED |
| AIAlexium INC | Duncan | SC | — | ◇ UNVERIFIED |
| AIAlfiniti INC. | Winton | NC | — | ◇ UNVERIFIED |
| AGAllied Group, INC. | Water Valley | MS | — | ◇ UNVERIFIED |
| AUAllied Universal Corporation | Fort Pierce | FL | — | ◇ UNVERIFIED |
| AIAllnex INC | Beech Island | SC | — | ◇ UNVERIFIED |
| AIAllnex INC | North Augusta | SC | — | ◇ UNVERIFIED |
| AUAllnex USA INC | East Saint Louis | IL | — | ◇ UNVERIFIED |
| AUAllnex Usa, INC. | Smyrna | GA | — | ◇ UNVERIFIED |
| AUAllnex Usa, INC Formerly Cytec Industries INC | Wallingford | CT | — | ◇ UNVERIFIED |
| APAll Plastics, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| ABAlon Bakersfield Refining | Bakersfield | CA | — | ◇ UNVERIFIED |
| ARAlon Refining Krotz Springs INC | Krotz Springs | LA | — | ◇ UNVERIFIED |
| AUAlon USA Refinery | Krotz Springs | LA | — | ◇ UNVERIFIED |
| AMAlpont Methanol | Oregon | OH | — | ◇ UNVERIFIED |
| APAltair Paramount, LLC | Paramount | CA | — | ◇ UNVERIFIED |
| ACAltivia Chemical Complex | La Porte | TX | — | ◇ UNVERIFIED |
| AHAltivia Haden Road Complex | Houston | TX | — | ◇ UNVERIFIED |
| ALAlzchem LLC | Fresno | CA | — | ◇ UNVERIFIED |
| AHAmerada Hess CORP | Port Reading | NJ | — | ◇ UNVERIFIED |
| ATAmericad Technology Corporation | Norwood | MA | — | ◇ UNVERIFIED |
| AAAmerican Acryl Pasadena | La Porte | TX | — | ◇ UNVERIFIED |
 American Aerogel Corporation | Rochester | NY | — | ◇ UNVERIFIED |
 American Battery Technology CO - Lithium-ion Battery Recycling Pilot Plant | Fernley | NV | — | ◇ UNVERIFIED |
| ACAmerican Centrifuge Plant | Piketon | OH | — | ◇ UNVERIFIED |
| ACAmerican Compounding Specialties | Fowlerville | MI | — | ◇ UNVERIFIED |
| ACAmerican Contract Systems, INC. | Temple Terrace | FL | — | ◇ UNVERIFIED |
| AMAmerican Made LLC Dba US Liner Company | Harmony | PA | — | ◇ UNVERIFIED |
| APAmerican Plastic Supply & Manufacturing, INC. | Clearwater | FL | — | ◇ UNVERIFIED |
| APAmerican Poly-therm CO. INC. | Lincoln | CA | — | ◇ UNVERIFIED |
| ARAmerican River Nutrition LLC | Hadley | MA | — | ◇ UNVERIFIED |
| AZAmerican Zinc, LLC | Salem | OH | — | ◇ UNVERIFIED |
| AZAmerican Zinc, LLC | Warren | OH | — | ◇ UNVERIFIED |
| ASAmericas Styrenics (0744000173) | Ironton | OH | — | ◇ UNVERIFIED |
| ASAmericas Styrenics, LLC | Gales Ferry | CT | — | ◇ UNVERIFIED |
| ASAmericas Styrenics, LLC | Ledyard | CT | — | ◇ UNVERIFIED |
| ASAmericas Styrenics, LLC (0684020001) | Marietta | OH | — | ◇ UNVERIFIED |
| AIAmerichem INC Broadway | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| ALAmeriterpenes LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| AAminoacids.com | Roseville | MN | — | ◇ UNVERIFIED |
| AUAms-osram USA INC. | Hillsboro | OR | — | ◇ UNVERIFIED |
| AWAnadarko Wattenberg Oil Complex LLC - 16-13-745-12 Receipt Point | Keenesburg | CO | — | ◇ UNVERIFIED |
