 Zircoa INC | Solon | — | ● ACTIVE |
 Cleveland Gear Company, INC. | Cleveland | — | ● ACTIVE |
 Momentive Performance Materials Quartz, INC | Strongsville | 100–499 | ● ACTIVE |
 Sure-foot Industries CORP | Cleveland | 20–99 | ● ACTIVE |
| AIAudimute INC. | Bedford Heights | — | ● ACTIVE |
 Premier Veteran Solutions LLC | Shaker Heights | — | ● ACTIVE |
| PIPotters Industries INC Cleveland | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| Momentive Performance Materials Quartz INC. (1318558216) | Strongsville | — | ◇ UNVERIFIED |
| VRVon Roll Cleveland | Cleveland | — | ◇ UNVERIFIED |
| CBCarr Bros.,inc. | Walton Hills | — | ◐ LIKELY ACTIVE |
| BRBaumann's Recycling Center | Garfield Heights | — | ◐ LIKELY ACTIVE |
| CMCleveland Mica CO | Lakewood | — | ◐ LIKELY ACTIVE |
| CRCleveland Ready Mix Incorporated | Garfield Heights | — | ◐ LIKELY ACTIVE |
| LNLafarge North America | Cleveland | — | ◐ LIKELY ACTIVE |
| TITms International, LLC | Broadview Heights | — | ◐ LIKELY ACTIVE |
| CCContractors Choice Ready Mix Downtown Plant #4 | Cleveland | — | ◇ UNVERIFIED |
| CCCuyahoga Concrete Hummell Rd Plant | Brookpark | — | ◇ UNVERIFIED |
| DED.r.s. Enterprises, INC. | Garfield Heights | — | ◇ UNVERIFIED |
| GMGranger Materials, INC. | Cleveland | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement LLC | Cleveland | — | ◇ UNVERIFIED |
| Momentive Performance Materials Quartz, INC. | Richmond Heights | — | ◇ UNVERIFIED |
| MEMorgan Electro Ceramics (1318031627) | Bedford | — | ◇ UNVERIFIED |
| OCOsborne Co., LTD. | Valley View | — | ◇ UNVERIFIED |
| OIOsborne INC. | Cleveland | — | ◇ UNVERIFIED |
| PIProterra INC. | Cleveland | — | ◇ UNVERIFIED |
| SPSrm Plant 274 | Walton Hills | — | ◇ UNVERIFIED |
| CCleveland | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| GIGranex Industries, Inc. | Solon | 20–99 | ◐ LIKELY ACTIVE |
| PAPCC Airfoils, LLC - Ceramics Group (Sherwood Refractories) | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| TCTb & Cj Investment LLC | Cleveland | — | ◐ LIKELY ACTIVE |
| ECEven Cut Abrasive CO. | Cleveland | — | ◇ UNVERIFIED |
| SStoneworks | Bedford Heights | — | ◇ UNVERIFIED |
| BSBradley Stone Industries, LLC | Solon | — | ◇ UNVERIFIED |
| CBChaplin Block | Bedford Heights | — | ◇ UNVERIFIED |
| CGCleveland Granite & Marble, LLC. | Cleveland | — | ◇ UNVERIFIED |
| ESEdge Seal Technologies INC. | Walton Hills | — | ◇ UNVERIFIED |
| FTFab Tech LLC | Brecksville | — | ◇ UNVERIFIED |
| FCFortuna Construction CO. INC. | Walton Hills | — | ◇ UNVERIFIED |
| GTGranite Transformations of Northeast Ohio | Valley View | — | ◇ UNVERIFIED |
| IAIntegrated Automation Systems | Bedford Heights | — | ◇ UNVERIFIED |
| ILItalgranite LLC | North Royalton | — | ◇ UNVERIFIED |
| JEJgk Enterprises INC. Dba American Granite & Marble | Solon | — | ◇ UNVERIFIED |
| LRLight Reign Artisan Co. LLC | Cleveland | — | ◇ UNVERIFIED |
| MAMazzolini Artcraft Company Incorporated | Cleveland | — | ◇ UNVERIFIED |
| NQNagy Quality Stone INC | Cleveland | — | ◇ UNVERIFIED |
| PPPompili Precast Concrete | Cleveland | — | ◇ UNVERIFIED |
| SCSrm Concrete - 25090 Rockport | Cleveland | — | ◇ UNVERIFIED |
| SLStein LLC (1318003929) | Cleveland | — | ◇ UNVERIFIED |
| USUnited Stones International INC. | Oakwood Village | — | ◇ UNVERIFIED |
| VHVan Horn and Associates, LLC | 15443473ille Heights | — | ◇ UNVERIFIED |
