| WCWikoff Color CORP | Fort Mill | SC | — | ◐ LIKELY ACTIVE |
| WCWikoff Color Corp. - Alpharetta | Alpharetta | GA | 20–99 | ◐ LIKELY ACTIVE |
| WIWoodward Iodine Corporation | Woodward | OK | 20–99 | ◐ LIKELY ACTIVE |
| ZZeochem | Louisville | KY | 20–99 | ◐ LIKELY ACTIVE |
| 3T3m Technical Ceramics Quapaw, LLC | Quapaw | OK | — | ◐ LIKELY ACTIVE |
| FPFresno Precision Plastics, INC. | Clovis | CA | — | ◐ LIKELY ACTIVE |
| APAccella Polyurethane Systems | Cartersville | GA | — | ◇ UNVERIFIED |
| APAccella Polyurethane Systems LLC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| ANActega North America, INC. | Lincolnton | NC | — | ◇ UNVERIFIED |
| AIAcupowder International LLC | Union | NJ | — | ◇ UNVERIFIED |
| APAdell Polymers, INC. | Petersburg | WV | — | ◇ UNVERIFIED |
| APAdhesive Polymers Plant | Freeport | TX | — | ◇ UNVERIFIED |
| ACAdvance Coatings Company | Westminster | MA | — | ◇ UNVERIFIED |
| AAAdvanced Architectural Products | Hamilton | MI | — | ◇ UNVERIFIED |
| ARAdvance Research Chemicals INC | Catoosa | OK | — | ◇ UNVERIFIED |
| ARAerc Recycling Solutions a Clean Earth CO | Allentown | PA | — | ◇ UNVERIFIED |
| AFAgrifos Fertilizer L.l.c. | Pasadena | TX | — | ◇ UNVERIFIED |
Airgas Specialty Products - Granite City | Granite City | IL | — | ◇ UNVERIFIED |
| ANAjay N a LLC | Powder Springs | GA | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coatings INC | Columbus | OH | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coatings INC. | Huron | OH | — | ◇ UNVERIFIED |
| ACAlbemarle Corporation-south Plant | Magnolia | AR | — | ◇ UNVERIFIED |
| ACAlbemarle Corporation - West Plant | Magnolia | AR | — | ◇ UNVERIFIED |
| AAlchem | Mentor | OH | — | ◇ UNVERIFIED |
| AWAlcoa World Chemicals | Bauxite | AR | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO LLC - Sheboygan Falls Facility | Sheboygan Falls | WI | — | ◇ UNVERIFIED |
| ACAldrich Chemical Company, Inc.-teutonia | Milwaukee | WI | — | ◇ UNVERIFIED |
| ATAllcoat Technology | Wilmington | MA | — | ◇ UNVERIFIED |
| AIAllen Industries LLC | Sedalia | MO | — | ◇ UNVERIFIED |
| ANAllied New Technologies 2, INC Plant | Palmetto | FL | — | ◇ UNVERIFIED |
| ANAllied New Technologies INC | Port Saint Lucie | FL | — | ◇ UNVERIFIED |
| AUAllied Universal Corporation | Brunswick | GA | — | ◇ UNVERIFIED |
| AUAllied Universal Corporation | Ellisville | MS | — | ◇ UNVERIFIED |
| AUAllnex USA INC | East Saint Louis | IL | — | ◇ UNVERIFIED |
| AGAlpha General Services, LLC | Sebring | FL | — | ◇ UNVERIFIED |
| ARAlpha Resins, LLC | Detroit | MI | — | ◇ UNVERIFIED |
| APAlta Performance Materials Fka Ineos | Bartow | FL | — | ◇ UNVERIFIED |
| APAlta Performance Materials Us, LLC. | Fort Smith | AR | — | ◇ UNVERIFIED |
| ALAltugulas LLC | Louisville | KY | — | ◇ UNVERIFIED |
| AIAmerican Inks & Coatings | White Hall | AR | — | ◇ UNVERIFIED |
| ASAmericas Styrenics Allyns Point Plant | Gales Ferry | CT | — | ◇ UNVERIFIED |
| ASAmericas Styrenics LLC | Marietta | OH | — | ◇ UNVERIFIED |
| AIAmerichem INC Cnc | Concord | NC | — | ◇ UNVERIFIED |
| AIAmerichem INC. - Liberty Plant | Liberty | NC | — | ◇ UNVERIFIED |
| AIAmerichem INC Scp | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| AGAmes Goldsmith CORP | Glens Falls | NY | — | ◇ UNVERIFIED |
| APAmetek/westchester Plastics Div | Nesquehoning | PA | — | ◇ UNVERIFIED |
| ATAmg Titanium LLC | New Castle | PA | — | ◇ UNVERIFIED |
| ACAmpacet CORP - Plastic Processing Plant | Deridder | LA | — | ◇ UNVERIFIED |
| ASAm Stabilizers | Franklin | PA | — | ◇ UNVERIFIED |