| WHW.a. Hammond Drierite Co, Limited | Xenia | — | ◐ LIKELY ACTIVE |
| WCWaterlox Coatings Corporation | Cleveland | — | ◐ LIKELY ACTIVE |
| WAWellston Aerosol Mfg CO INC | Wellston | — | ◐ LIKELY ACTIVE |
| ZEZinkan Enterprises INC | Twinsburg | — | ◐ LIKELY ACTIVE |
| AIAuto-tap, INC. (1318008053) | Cleveland | — | ◐ LIKELY ACTIVE |
| CSCooper Standard Automotive, INC. (0387020330) | Bowling Green | — | ◐ LIKELY ACTIVE |
| GIGm Industrial LLC Dba Chemsafe International Dba Zenex International | Cleveland | — | ◐ LIKELY ACTIVE |
| HBH B Fuller CO | Cincinnati | — | ◐ LIKELY ACTIVE |
| MCMorral Companies -main Facility | Morral | — | ◐ LIKELY ACTIVE |
| NPNbn Powder Packaging LLC | Elyria | — | ◐ LIKELY ACTIVE |
| PLPromerus LLC | Akron | — | ◐ LIKELY ACTIVE |
| PCPyro-chem Corporation | South Point | — | ◐ LIKELY ACTIVE |
| SGSpectra Group Limited | Millbury | — | ◐ LIKELY ACTIVE |
 Sun Chemical | Cincinnati | — | ◐ LIKELY ACTIVE |
| 3C3m CO Grove City Ac&s | Grove City | — | ◇ UNVERIFIED |
| 3E3m Elyria | Elyria | — | ◇ UNVERIFIED |
| ACAdvanced Composites | Sidney | — | ◇ UNVERIFIED |
| AGAga Gas INC | Twinsburg | — | ◇ UNVERIFIED |
| ARAgg Rok Materials, Div of W.s.g. | Columbus | — | ◇ UNVERIFIED |
| AUAirgas USA LLC - Canton Asu | Canton | — | ◇ UNVERIFIED |
| ALAir Liquide America CORP Oregon Cdx * | Oregon | — | ◇ UNVERIFIED |
| APAir Plastics INC. | Mason | — | ◇ UNVERIFIED |
| APAir Products, Middletown,oh | Middletown | — | ◇ UNVERIFIED |
| ADAkron Dispersions INC Copley, Oh | Copley | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coatings, INC. | Springfield | — | ◇ UNVERIFIED |
| ACAlbemarle CORP Dayton | Dayton | — | ◇ UNVERIFIED |
| AAlchem | Mentor | — | ◇ UNVERIFIED |
| AIAlkermes INC | Wilmington | — | ◇ UNVERIFIED |
| APAlliance Paint & Coatings INC | Alliance | — | ◇ UNVERIFIED |
| ACAllied Chemical & Ironton Coke | Ironton | — | ◇ UNVERIFIED |
| ALAlpont LLC | Oregon | — | ◇ UNVERIFIED |
| AAmcor | Medina | — | ◇ UNVERIFIED |
| AFAmerican Future Fuels Facility | Lima | — | ◇ UNVERIFIED |
| AMAmerican Metal Chemical CORP. | Medina | — | ◇ UNVERIFIED |
| AJAndrew Jergens CO | Cincinnati | — | ◇ UNVERIFIED |
| APArvesta Perry Plant | Perry | — | ◇ UNVERIFIED |
| ASA Schulman INC | Stryker | — | ◇ UNVERIFIED |
| ASA Schulman INC Specialty Compounding Div | Sharon Center | — | ◇ UNVERIFIED |
| ACAsk Chemicals LP | Cuyahoga Heights | — | ◇ UNVERIFIED |
| AHAultman Hospital | Canton | — | ◇ UNVERIFIED |
| APAurora Plastics | Streetsboro | — | ◇ UNVERIFIED |
| AAAvient Advanced Dispersions | Massillon | — | ◇ UNVERIFIED |
| ACAxalta Coating Systems USA | Hilliard | — | ◇ UNVERIFIED |
| BCBasf Corporation | Cleveland | — | ◇ UNVERIFIED |
| BTBasf Toda America LLC (0247042020) | Elyria | — | ◇ UNVERIFIED |
| BVBen Venue Laboratories INC | Bedford | — | ◇ UNVERIFIED |
| BCBetco CORP | Toledo | — | ◇ UNVERIFIED |
| BCBetco Corporation - Bg | Bowling Green | — | ◇ UNVERIFIED |
| BCBondo/mar-hyde CORP * | Cincinnati | — | ◇ UNVERIFIED |
| CMCansto Manufacturers of Coatings | Cleveland | — | ◇ UNVERIFIED |
