| GIGreen International Solutions INC | Stockton | CA | — | ◇ UNVERIFIED |
| GDGreenlee Diamond Tool CO | Des Plaines | IL | — | ◇ UNVERIFIED |
| GAGrier Abrasive Operating LLC | South Holland | IL | — | ◇ UNVERIFIED |
| HPHans Pool Service | Monrovia | CA | — | ◇ UNVERIFIED |
| HAHayes Abrasives INC | Hillsboro | IL | — | ◇ UNVERIFIED |
| HAHermes Abrasives Limited | Virginia Beach | VA | — | ◇ UNVERIFIED |
| IFImerys Fused Minerals, INC. | Niagara Falls | NY | — | ◇ UNVERIFIED |
| IAIndustrial Abrasives CO. | Reading | PA | — | ◇ UNVERIFIED |
| IGInternal Grinding Abrasives | Grand Rapids | MI | — | ◇ UNVERIFIED |
| JJacksonlea | Conover | NC | — | ◇ UNVERIFIED |
| JIJason, INC. | Conover | NC | — | ◇ UNVERIFIED |
| JCJor-mac CO INC | Grafton | WI | — | ◇ UNVERIFIED |
| JAJowitt and Rodgers Co/state Rd Fac | Philadelphia | PA | — | ◇ UNVERIFIED |
| KZKathy Zebra Z Facility-test Data Updated Not Co-located Fac | Herndon | VA | — | ◇ UNVERIFIED |
| KAKay Ahn | Buena Park | CA | — | ◇ UNVERIFIED |
| KTKdh Test Cedri Facility | Jefferson City | MO | — | ◇ UNVERIFIED |
| LPLapmaster Precision Finishing Services, LLC | Dayton | OH | — | ◇ UNVERIFIED |
| LMLeaders Manufacturing INC | Willmar | MN | — | ◇ UNVERIFIED |
| LMLeaders Manufacturing INC - Plant 2 | Willmar | MN | — | ◇ UNVERIFIED |
| MAMagnum Abrasives INC | San Bernardino | CA | — | ◇ UNVERIFIED |
| MOMars Ostarello | Los Angeles | CA | — | ◇ UNVERIFIED |
| MAMarvel Abrasive Products, LLC | Chicago | IL | — | ◇ UNVERIFIED |
| MAMaverick Abrasives Corporation | Placentia | CA | — | ◇ UNVERIFIED |
| MGMax-Hamilton Group ,L.L.C. | Erlanger | KY | — | ◇ UNVERIFIED |
| MSMetaltec Steel Abrasive Company | Canton | MI | — | ◇ UNVERIFIED |
| MLMineralholics, LLC | Polson | MT | — | ◇ UNVERIFIED |
| MPMineral Processing Specialties Inc. | Bessemer | PA | — | ◇ UNVERIFIED |
| MAModern Abrasive CORP. | Spring Grove | IL | — | ◇ UNVERIFIED |
| MPMt Pulaski Products LLC | Mount Pulaski | IL | — | ◇ UNVERIFIED |
| NGNew Garden Park INC | Worcester | MA | — | ◇ UNVERIFIED |
| NNNewport News Shipbuilding, a Division of Huntington Ingalls INC | Newport News | VA | — | ◇ UNVERIFIED |
| NANorth American Steel INC. | Kansas City | MO | — | ◇ UNVERIFIED |
| NCNucor Corporation - Nucor Steel, Arkansas | Blytheville | AR | — | ◇ UNVERIFIED |
| OTOntario Tool & Equipment, Inc. | Victor | NY | — | ◇ UNVERIFIED |
| OTOntario Tool & Equipment, Inc. | Victor | NY | — | ◇ UNVERIFIED |
| OMOutback Materials | Friant | CA | — | ◇ UNVERIFIED |
| OOOut of the Animas LLC | Durango | CO | — | ◇ UNVERIFIED |
| PBPabco Bldg Products Llc, Pabco Paper Dba | Vernon | CA | — | ◇ UNVERIFIED |
| PGPacific Grinding Wheel CO | Marysville | WA | — | ◇ UNVERIFIED |
| PMPeerless Metal Powders Abrasive | Detroit | MI | — | ◇ UNVERIFIED |
| PAPerformance Abrasives Mfg, INC. | Victorville | CA | — | ◇ UNVERIFIED |
| PBPhoenix Brands, LLC | Sandy Hook | VA | — | ◇ UNVERIFIED |
| POPort of Tillamook Bay Wwspf | Tillamook | OR | — | ◇ UNVERIFIED |
| PPPremier Powder Coating Company | Buellton | CA | — | ◇ UNVERIFIED |
| PAPres-on Abrasives | Addison | IL | — | ◇ UNVERIFIED |
| PWPristine Wheels, INC. | Edgewater | FL | — | ◇ UNVERIFIED |
| PAProduction Abrasives, INC. | Hamilton | PA | — | ◇ UNVERIFIED |
| QEQuality Emulsions, LLC | Lehi | UT | — | ◇ UNVERIFIED |
| RARadiac Abrasives INC | Naperville | IL | — | ◇ UNVERIFIED |
| RMReed Minerals, LLC (stormwater) | La Cygne | KS | — | ◇ UNVERIFIED |
