| AEArcosa Esc Boulder | Boulder | CO | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CICormetech INC | Cleveland | TN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ECEdward C Levy INC | Canton | OH | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHarsco Metals Plant 12 | Orem | UT | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HIHolcim (us) INC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| JCJohn Crane INC | Crystal Lake | IL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| SGSpecialty Granules Ione LLC | Ione | CA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| SIStein INC | Middletown | OH | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| NPNor-cal Perlite INC | Richmond | CA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| TWTherm-o-rock West INC | Chandler | AZ | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| 2C2r Construction Midway Site | Shreveport | LA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| APAe Polysilicon CORP. | Fairless Hills | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| AMAliquippa Metal Recovery/slag Processing | Aliquippa | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ACAllied Concrete Products LLC - Arvonia | Arvonia | VA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ACAmerican Colloid CO | Albion | MI | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ACAmerican Colloid CO | Granite City | IL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ACAmerican Colloid Co./cetco | Fairmount | GA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ACAmerican Colloid Company | Troy | IN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| AAAppalachian Aggregates LLC - Castlewood Railroad Siding | Saint Paul | VA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ALArcosa Lw Br, LLC. - Livingston | Livingston | AL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| AGAsbury Graphite Mills INC | Asbury | NJ | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| AAAustin Assoc Inc/vermiculite Plt | Beaver Falls | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| BMBluegrass Materials Texas Quarry | Cockeysville | MD | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| BIBpi Inc-greenville Pa Plant | Greenville | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| BMButler Mill Service Company | Butler | IN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CCCarbo Ceramics INC - Marshfield Plant | Marshfield | WI | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CPCarolina Perlite Company, INC. | Gold Hill | NC | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CCCarus Chemical CO | Ottawa | IL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CMC-e Minerals - Plant #5 | Andersonville | GA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CCetco | Lovell | WY | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CRChattanooga River Terminal | Chattanooga | TN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CPCimbar Performance Minerals | Mount Vernon | IN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CRCimbar Resources, INC | Wellsville | OH | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CEClodine Expanded Shale & Clay Products | Richmond | TX | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CNC & N CORP. | Galena | KS | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CWCoast Wide Ready Mix | Tillamook | OR | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CMColeman Manufacturing | Everett | MA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CMColombo Mine | Sierra City | CA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CCColumbia City Mill Services | Columbia City | IN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CICoorstek, Inc.- South Table Mountain | Golden | CO | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| CLCornerstone - Lakeview Process Site | Lakeview | OR | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DSDennis Stewart Equipment Rental INC - Portable Crusher | Baton Rouge | LA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DMDicalite Management Group INC | Pennsauken | NJ | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DMDicaperl Minerals / Dicaperl Minerals | Noble | OK | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DPDicaperl Perlite Filter Facility | Thomaston | ME | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DSDixon Southwestern Graphite INC | Lakehurst | NJ | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| DDDracola Drilling and Completion Laboratory | Grand Forks | ND | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ECEssroc Cement CORP. | Camden | NJ | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| FMFulton Mill Service CO | Delta | OH | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| GAGcp Applied Tecnologies, INC. | Irondale | AL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
