| CWCody Wallboard Plant | Park | WY | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| DCDean Column Company Inc. | Queensbury | NY | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| DKDiamond K Gypsum - Richfield Gypsum Mill | Richfield | UT | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| DTDon-len Trophies, INC. | Spring Mount | PA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| EMEmpire Mine, LLC | Mcfarland | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| EIEsco Industries of Texas, INC. | Waco | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FSFernando's Stucco | Corpus Christi | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FFFlatline Floors | San Jose | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FPFleet Pride INC | Anaheim | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FLFortisGS, LLC | Holly Springs | NC | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FRFoster Reeve & Associates, Inc. | Brooklyn | NY | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GPGeorgia Pacific | North Las Vegas | NV | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GGGeorgia-pacific Gypsum LLC | Long Beach | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GGGeorgia-pacific Gypsum LLC - Mcqueeney | Mcqueeney | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GMG&g Manufacturing INC | Vernon | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GBGold Bond Building Products - Eloy Plant | Eloy | AZ | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GBGold Bond - Wak Plant | Waukegan | IL | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GPGypsum Production Operations | Galena Park | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| HGHarrison Gypsum Dba Arcosa Specialty Materials - Mooreland Plant | Mooreland | OK | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| HIHeadwaters INC. | Cumberland City | TN | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| IGInnovative Gypsum Products LLC | Princeton | MN | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| IOInspired Ornamental LLC | Salem | NH | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| JIJimco Integrated Services, Inc. | Savannah | GA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| LNLafarge North America Gypsum Div | Newark | NJ | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| LILeading Industry / Pinnpack | Oxnard | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| LLLuxeramics LLC | Paterson | NJ | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| MAMazzolini Artcraft Company Incorporated | Cleveland | OH | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| MWMcqueeney Wallboard | Mc Queeney | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| MAModular Arts | Kent | WA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| MMotoart | El Segundo | CA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| NGNational Gypsum Company | Portsmouth | NH | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| NGNational Gypsum Company - Fort Dodge | Fort Dodge | IA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| OPOmega Products International | Las Vegas | NV | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| PBPabco Building Products | Newark | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| PBPabco Building Products and Sandia | North Las Vegas | NV | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| PGPabco Gypsum | Las Vegas | NV | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| PGPabco Gypsum | Redwood City | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| PFProform Finishing Products - Atlanta | Duluth | GA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| QBQuanex Building Products | Rice Lake | WI | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| QDQuicksilver Development CORP. | Mamaroneck | NY | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| QBQuietrock By Pabco Gypsum | Newark | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| RNRaymond Norcal Group | Martinez | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| RLRoss Lighting CORP | Jesup | GA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| S2Southard 227 | Southard | OK | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SLStone Legends, INC. | Hayward | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SOStudio Oz, LLC | Winter Haven | FL | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SRStudio Rondinone LLC | New York | NY | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SSSuperior Soils Supplements, LLC | Mendota | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SSSurreal Sculptures | Pinellas Park | FL | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| SWSweetwater Wallboard Facility | Sweetwater | TX | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
