| AAAgc Automotive Americas | Bellefontaine | OH | Nonmetallic Mineral Product Manufacturing327211 | 500+ | ◐ LIKELY ACTIVE |
| CPCement Products INC | Mansfield | OH | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| CECutting Edge Countertops INC | Perrysburg | OH | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| FGFuyao Glass America | Moraine | OH | Nonmetallic Mineral Product Manufacturing327215 | 500+ | ◐ LIKELY ACTIVE |
| KCKahle Company | Ottawa | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| LCLogan Clay Products CO | Logan | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| PIPotters Industries INC Cleveland | Cleveland | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| PBPremier Building Solutions INC | Massillon | OH | Chemical Manufacturing325520 | 20-99 | ◐ LIKELY ACTIVE |
| RSRepublic Steel - Canton Facility | Canton | OH | Nonmetallic Mineral Product Manufacturing327992 | 20-99 | ◐ LIKELY ACTIVE |
| TRTerminal Ready Mix INC | Lorain | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| TBTri-county Block & Brick INC | Swanton | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| WHW.a. Hammond Drierite Co, Limited | Xenia | OH | Chemical Manufacturing325180 | 1-19 | ◐ LIKELY ACTIVE |
| WCWestview Concrete CORP | Olmsted Falls | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| CSChas Svec INC | Maple Heights | OH | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| CMCleveland Mica CO | Lakewood | OH | Nonmetallic Mineral Product Manufacturing327992 | 1-19 | ◐ LIKELY ACTIVE |
| ECEi Ceramics LLC (1431404130) | Cincinnati | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| JDJafe Decorating CO INC | Greenville | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| MPMansfield Plumbing Products INC China Division | Perrysville | OH | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| MAMidwest Acoust-a-fiber INC | Delaware | OH | Nonmetallic Mineral Product Manufacturing327993 | 100-499 | ◐ LIKELY ACTIVE |
| RRReading Rock INC | Union Township | OH | Nonmetallic Mineral Product Manufacturing327331 | 100-499 | ◐ LIKELY ACTIVE |
| WFWhitacre-greer Fireproofing CO | Alliance | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| AFAdvanced Fiber Technology | Bucyrus | OH | Chemical Manufacturing325220 | 20-99 | ◐ LIKELY ACTIVE |
| AIAluchem INC | Cincinnati | OH | Paper Manufacturing322110 | 20-99 | ◐ LIKELY ACTIVE |
| ASApplied Scientific International LLC | Englewood | OH | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| ATAuto Temp, INC. | Batavia | OH | Nonmetallic Mineral Product Manufacturing327215 | 100-499 | ◐ LIKELY ACTIVE |
| CBCarr Bros.,inc. | Walton Hills | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| CCChristy Catalytics, LLC | Crooksville | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| DGDlubak Glass | Upper Sandusky | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| EBEllis Brothers Inc | Mount Vernon | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| EPEncore Precast, LLC | Dayton | OH | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
E. R. Advanced Ceramics, Inc. | East Palestine | OH | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| FIFireline Inc. | Youngstown | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| GCGlen-gery CORP | Galion | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| GDGraymont Dolime Oh INC * | Genoa | OH | Nonmetallic Mineral Product Manufacturing327410 | — | ◐ LIKELY ACTIVE |
| HWHarbison Walker Refractories Plant | Windham | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| HUHolcim US - Paulding Plant (including Systech Env Corp) | Paulding | OH | Nonmetallic Mineral Product Manufacturing327310 | — | ◐ LIKELY ACTIVE |
Johns Manville International INC | Waterville | OH | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| KKKoch Knight, LLC (1576001851) | East Canton | OH | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ◐ LIKELY ACTIVE |
| MCMack Concrete | Akron | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
Mack Industries, INC. | Valley City | OH | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
Mack Industries of Bluffton | Bluffton | OH | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
Momentive Performance Materials Quartz, INC. (0145000213) | Hebron | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| NMNextech Materials LTD | Lewis Center | OH | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| OBOwens Brockway Glass Containers - Plant No 12 | Zanesville | OH | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| OCOwens Corning (0142010065) | Mount Vernon | OH | Nonmetallic Mineral Product Manufacturing327993 | — | ◐ LIKELY ACTIVE |
| OCOwens Corning Insulating Systems, LLC | Newark | OH | Nonmetallic Mineral Product Manufacturing327993 | — | ◐ LIKELY ACTIVE |
| PNPilkington NA INC -rossford Facility | Rossford | OH | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
| PSPrestress Services Industries, LLC - Plant 6 | Mount Vernon | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| QTQuikrete - Toledo, Oh Plant | Toledo | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| RDRock Decor dba Casa di Sassi | Apple Creek | OH | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |