| 7C700 Canaan Investments CA LLC | Morgan Hill | CA | — | ◇ UNVERIFIED |
| ABA1 Biochem Labs | Wilmington | NC | — | ◇ UNVERIFIED |
| ATAbsorbent Technologies | Albany | OR | — | ◇ UNVERIFIED |
| AMAccu-tronics Manufacturing INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| ALA-chem LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| AIAcl INC | Chicago | IL | — | ◇ UNVERIFIED |
| AIAc&s, Inc., Nitro | Nitro | WV | — | ◇ UNVERIFIED |
| AUAddivant Usa, LLC | Morgantown | WV | — | ◇ 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 |
| AEAdvanced Environmental Options INC | Spartanburg | SC | — | ◇ UNVERIFIED |
| ACAdvancion Corporation - Sterlington Plant | Sterlington | LA | — | ◇ UNVERIFIED |
| AGAdvario Galveston County, LLC | Texas City | TX | — | ◇ UNVERIFIED |
| ALAdvenchen Laboratories LLC | Moorpark | CA | — | ◇ 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 |
| ACAffinity Chemical | Wrightstown | WI | — | ◇ UNVERIFIED |
| AEAffinity Energy Solutions INC. | Rosharon | TX | — | ◇ UNVERIFIED |
| AIAffymetrix, INC. | San Diego | CA | — | ◇ UNVERIFIED |
| ACAfton Chemical | Oakland | CA | — | ◇ UNVERIFIED |
| ACAfton Chemical Corporation Dba Costco | Simi Valley | CA | — | ◇ UNVERIFIED |
| ATAgilent Technologies, INC. | North Kingstown | RI | — | ◇ UNVERIFIED |
| ATAig Technical Services | Redding | CA | — | ◇ UNVERIFIED |
| APAir Products and Chemicals Inc-j.p. Stevens Piedmont Site-remediation Project | Piedmont | SC | — | ◇ UNVERIFIED |
| APAir Products Manufacturing LLC | Paramount | CA | — | ◇ UNVERIFIED |
| AHAjinomoto Health & Nutrition North America, INC. | Eddyville | IA | — | ◇ UNVERIFIED |
| ACAkcros Chemicals INC | New Brunswick | NJ | — | ◇ UNVERIFIED |
| ANAkzo Nobel Surface Chemistry LLC | Mccook | IL | — | ◇ UNVERIFIED |
| ANAkzo Nobel Surface Chemistry LLC | Salisbury | NC | — | ◇ UNVERIFIED |
 Alchem Laboratories Corporation | Alachua | FL | — | ◇ UNVERIFIED |
| AMAlcoa Micromill | Sparks | NV | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| AIAlexium INC | Duncan | SC | — | ◇ UNVERIFIED |
| APAli Pharmaceutical Mfg LLC | Omaha | NE | — | ◇ UNVERIFIED |
| AUAllied Universal CORP | Ranger | GA | — | ◇ UNVERIFIED |
| AUAllied Universal Corporation | Fort Pierce | FL | — | ◇ UNVERIFIED |
| AIAllnex INC | North Augusta | SC | — | ◇ UNVERIFIED |
| AUAllnex Usa, INC. | Smyrna | GA | — | ◇ UNVERIFIED |
| ALAlmatis Leetsdale Fac | Leetsdale | PA | — | ◇ UNVERIFIED |
| AMAlpont Methanol | Oregon | OH | — | ◇ UNVERIFIED |
| AHAltivia Haden Road Complex | Houston | TX | — | ◇ UNVERIFIED |
| ALAlyeschem, LLC / Alyeschem Methanol Plant | North Slope Borough | AK | — | ◇ UNVERIFIED |
| ALAlzchem LLC | Fresno | CA | — | ◇ UNVERIFIED |
