| SCSemco Ceramics INC. | Uhrichsville | OH | Nonmetallic Mineral Product Manufacturing327121 | — | ◇ UNVERIFIED |
| STSeneca Tiles INC | Attica | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| SCSmith Concrete Cambridge 05452 | Cambridge | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSmith Concrete - Plant 465 Portable | Zanesville | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSrm Concrete, Llc, Concrete Block Plant #911 | Saint Paris | OH | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| SPSrm Plant 25079 | Sandusky | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SPSrm - Plant 268 | Akron | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SPSrm Plant 274 | Walton Hills | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCStamm Contracting Co., INC | Mantua | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCStark Ceramics | East Canton | OH | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| SCStone Creek Brick CO | Stone Creek | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| SFSuperior Fibers Shawnee LLC | Shawnee | OH | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| TITechneglas, INC. | Columbus | OH | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| TBThe Bluffton Stone Company | Bluffton | OH | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| TATpi Abrasives LLC (1576000070) | Alliance | OH | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| UIUni-ref INC | Sharonville | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| UMUniversal Materials INC | Mogadore | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| UCUS Ceramic Tile Co., INC. | East Sparta | OH | Nonmetallic Mineral Product Manufacturing327122 | — | ◇ UNVERIFIED |
| UMUst Media INC | Bolivar | OH | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| VAVeitsch-radex America - Saybrook Plant (0204000450) | Ashtabula | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| WRWahl Refractory Solutions - Fremont | Fremont | OH | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| WRWestlake Royal Stone, LLC - Wayne Co-westlake Royal Stone, LLC - Wayne County | Mount Eaton | OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| 1W187 Woodlawn Ave | Norwalk | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| 1W191 Woodlawn Ave. | Norwalk | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| HC"4318 - Holiday City Concrete Plant" | Holiday City | OH | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| JC"4378 - Jeffersonville Concrete Plant" | Washington Ct House | OH | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| 8C80 Commerce Drive | Norwalk | OH | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| AGAAG Glass LLC | Batavia | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| ACAble Concrete, INC | Steubenville | OH | Nonmetallic Mineral Product Manufacturing327310 | — | ◐ LIKELY ACTIVE |
| AIAco, Inc | Mentor | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| ABAcuity Brands - Holophane Newark | Newark | OH | Nonmetallic Mineral Product Manufacturing327212 | 100-499 | ◐ LIKELY ACTIVE |
| ABAdams Bros. Concrete Products LTD. | Norwich | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| AAAGC Automotive Americas Replacement Glass (ARG) - Grove City | Grove City | OH | Nonmetallic Mineral Product Manufacturing327215 | 1-19 | ◐ LIKELY ACTIVE |
| AFAGC Flat Glass north America, Inc. d/b/a | Bellefontaine | OH | Nonmetallic Mineral Product Manufacturing327215 | 100-499 | ◐ LIKELY ACTIVE |
| AAlliance | Alliance | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| AHAnchor Hocking | Lancaster | OH | Nonmetallic Mineral Product Manufacturing327212 | 500+ | ◐ LIKELY ACTIVE |
| ACAnderson Concrete Corp. Whole Company | Columbus | OH | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| AFApex Finishing | New Albany | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| ASApplied Scientific International LLC | Englewood | OH | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| BBBaxter Burial Vault | Cincinnati | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| BBBlu Bird LLC dba Stone Center | Columbus | OH | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| BPBowerston Plant | Bowerston | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| BCBowser Construction INC | Youngstown | OH | Nonmetallic Mineral Product Manufacturing327991 | — | ◐ LIKELY ACTIVE |
| BRBuckeye Ready-Mix, LLC Office | Reynoldsburg | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| BRBuckeye Ready-Mix, LLC Plant 6/Office | Reynoldsburg | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| CFCambria FabShop Cleveland LLC | Kent | OH | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| CDCamp Dennison Plant 420 | Camp Dennison | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| CCanton | Canton | OH | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| CCCarroll Construction Supply - Hamilton | Liberty Township | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| CPChillicothe Plant | Chillicothe | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |