| SPScio Packaging Company | Scio | — | ◇ UNVERIFIED |
| SMSeaforth Mineral & Ore CO INC | East Liverpool | — | ◇ UNVERIFIED |
| SCSemco Ceramics INC. | Uhrichsville | — | ◇ UNVERIFIED |
| STSeneca Tiles INC | Attica | — | ◇ UNVERIFIED |
| SCSmith Concrete Cambridge 05452 | Cambridge | — | ◇ UNVERIFIED |
| SCSmith Concrete - Plant 465 Portable | Zanesville | — | ◇ UNVERIFIED |
| SCSrm Concrete, Llc, Concrete Block Plant #911 | Saint Paris | — | ◇ UNVERIFIED |
| SPSrm Plant 25079 | Sandusky | — | ◇ UNVERIFIED |
| SPSrm - Plant 268 | Akron | — | ◇ UNVERIFIED |
| SPSrm Plant 274 | Walton Hills | — | ◇ UNVERIFIED |
| SCStamm Contracting Co., INC | Mantua | — | ◇ UNVERIFIED |
| SCStark Ceramics | East Canton | — | ◇ UNVERIFIED |
| SCStone Creek Brick CO | Stone Creek | — | ◇ UNVERIFIED |
| SFSuperior Fibers Shawnee LLC | Shawnee | — | ◇ UNVERIFIED |
| TITechneglas, INC. | Columbus | — | ◇ UNVERIFIED |
| TBThe Bluffton Stone Company | Bluffton | — | ◇ UNVERIFIED |
| TATpi Abrasives LLC (1576000070) | Alliance | — | ◇ UNVERIFIED |
| UIUni-ref INC | Sharonville | — | ◇ UNVERIFIED |
| UMUniversal Materials INC | Mogadore | — | ◇ UNVERIFIED |
| UCUS Ceramic Tile Co., INC. | East Sparta | — | ◇ UNVERIFIED |
| UMUst Media INC | Bolivar | — | ◇ UNVERIFIED |
| VAVeitsch-radex America - Saybrook Plant (0204000450) | Ashtabula | — | ◇ UNVERIFIED |
| WRWahl Refractory Solutions - Fremont | Fremont | — | ◇ UNVERIFIED |
| WRWestlake Royal Stone, LLC - Wayne Co-westlake Royal Stone, LLC - Wayne County | Mount Eaton | — | ◇ UNVERIFIED |
| 1W187 Woodlawn Ave | Norwalk | 20–99 | ◐ LIKELY ACTIVE |
| 1W191 Woodlawn Ave. | Norwalk | 20–99 | ◐ LIKELY ACTIVE |
| HC"4318 - Holiday City Concrete Plant" | Holiday City | 20–99 | ◐ LIKELY ACTIVE |
| JC"4378 - Jeffersonville Concrete Plant" | Washington Ct House | 20–99 | ◐ LIKELY ACTIVE |
| 8C80 Commerce Drive | Norwalk | 100–499 | ◐ LIKELY ACTIVE |
| AGAAG Glass LLC | Batavia | 20–99 | ◐ LIKELY ACTIVE |
| ACAble Concrete, INC | Steubenville | — | ◐ LIKELY ACTIVE |
| AIAco, Inc | Mentor | 20–99 | ◐ LIKELY ACTIVE |
| ABAcuity Brands - Holophane Newark | Newark | 100–499 | ◐ LIKELY ACTIVE |
| ABAdams Bros. Concrete Products LTD. | Norwich | 20–99 | ◐ LIKELY ACTIVE |
| AAAGC Automotive Americas Replacement Glass (ARG) - Grove City | Grove City | 1–19 | ◐ LIKELY ACTIVE |
| AFAGC Flat Glass north America, Inc. d/b/a | Bellefontaine | 100–499 | ◐ LIKELY ACTIVE |
| ARAllega Recycled Materials & Supply | Richfield | 1–19 | ◐ LIKELY ACTIVE |
| AAlliance | Alliance | 1–19 | ◐ LIKELY ACTIVE |
| AHAnchor Hocking | Lancaster | 500+ | ◐ LIKELY ACTIVE |
| ACAnderson Concrete Corp. Whole Company | Columbus | 100–499 | ◐ LIKELY ACTIVE |
| AFApex Finishing | New Albany | 20–99 | ◐ LIKELY ACTIVE |
| ASApplied Scientific International LLC | Englewood | 1–19 | ◐ LIKELY ACTIVE |
| BBBaxter Burial Vault | Cincinnati | 20–99 | ◐ LIKELY ACTIVE |
| BBBlu Bird LLC dba Stone Center | Columbus | 20–99 | ◐ LIKELY ACTIVE |
| BPBowerston Plant | Bowerston | 20–99 | ◐ LIKELY ACTIVE |
| BCBowser Construction INC | Youngstown | — | ◐ LIKELY ACTIVE |
| BRBuckeye Ready-Mix, LLC Office | Reynoldsburg | 20–99 | ◐ LIKELY ACTIVE |
| BRBuckeye Ready-Mix, LLC Plant 6/Office | Reynoldsburg | 20–99 | ◐ LIKELY ACTIVE |
| CFCambria FabShop Cleveland LLC | Kent | 20–99 | ◐ LIKELY ACTIVE |
| CDCamp Dennison Plant 420 | Camp Dennison | 20–99 | ◐ LIKELY ACTIVE |