| GBGillinder Brothers INC | Port Jervis | NY | Nonmetallic Mineral Product Manufacturing327212 | 20-99 | ● ACTIVE |
Gp/rm Prestress, LLC | Kapolei | HI | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| GIGuardian Industries Corporation-carleton Facility | Carleton | MI | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ● ACTIVE |
| GIGuardian Industries - Dewitt | De Witt | IA | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ● ACTIVE |
Hammons Products Company | Stockton | MO | Food Manufacturing311911 | 20-99 | ● ACTIVE |
| HBHebron Brick CO | Hebron | ND | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ● ACTIVE |
Hemlock Semiconductor Operations LLC | Hemlock | MI | Chemical Manufacturing325120 | 500+ | ● ACTIVE |
High Concrete Group, LLC | Denver | PA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| HAHollingsworth and Vose Fiber Company | Corvallis | OR | Nonmetallic Mineral Product Manufacturing327212 | 100-499 | ● ACTIVE |
| HLHubbell Lenoir City, INC. | Lenoir City | TN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
| ICIronrock Capital INC | Canton | OH | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ● ACTIVE |
| JHJames Hardie Building Products INC | Pulaski | VA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ● ACTIVE |
| KSKansas Sand & Concrete, INC. | Topeka | KS | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ● ACTIVE |
Keizer-morris International INC | North Branch | MI | Nonmetallic Mineral Product Manufacturing327390 | — | ● ACTIVE |
| KIKnauf Insulation Gmbh | Shelbyville | IN | Nonmetallic Mineral Product Manufacturing327993 | 100-499 | ● ACTIVE |
Knife River Prestress, INC | Newman Lake | WA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| KCKohler CO. - Brownwood - Main Plant | Brownwood | TX | Plastics and Rubber Products Manufacturing326191 | 100-499 | ● ACTIVE |
Lakelands Concrete Products, INC. | Lima | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ● ACTIVE |
Locke Solutions, LLC | Houston | TX | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| LRLudowici Roof Tile | New Lexington | OH | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ● ACTIVE |
| MRMagnesita Refractories/york | York | PA | Food Manufacturing311119 | 100-499 | ● ACTIVE |
Mccue Memorial Co., INC. | Castleton | VT | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ● ACTIVE |
Mmc Materials INC | Madison | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ● ACTIVE |
Morgan Advanced Ceramics, INC | Hudson | NH | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
Morgan Advanced Ceramics, INC. | Hayward | CA | Nonmetallic Mineral Product Manufacturing327110 | 100-499 | ● ACTIVE |
Motawi Enterprise INC | Ann Arbor | MI | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ● ACTIVE |
| MWMountain West Precast LLC | Brigham City | UT | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ● ACTIVE |
Nansemond Pre-cast Concrete Company INC | Suffolk | VA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ● ACTIVE |
National Magnetics Group, INC. | Bethlehem | PA | Nonmetallic Mineral Product Manufacturing327110 | 100-499 | ● ACTIVE |
| NINeiman/hoeller INC | Van Nuys | CA | Nonmetallic Mineral Product Manufacturing327112 | 1-19 | ● ACTIVE |
| NCNgk Ceramics Usa, INC. | Mooresville | NC | Nonmetallic Mineral Product Manufacturing327999 | 500+ | ● ACTIVE |
| NPNortheast Prestressed Prod LLC | Cressona | PA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ● ACTIVE |
| NGNsg Glass North America, INC. | Luckey | OH | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ● ACTIVE |
| NSNucor Steel- Berkeley | Huger | SC | Nonmetallic Mineral Product Manufacturing327320 | 500+ | ● ACTIVE |
O'keeffe's, INC | Brisbane | CA | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ● ACTIVE |
| OBOwens Brockway Glass Container INC | Lapel | IN | Nonmetallic Mineral Product Manufacturing327213 | 100-499 | ● ACTIVE |
Patriot Armored Systems LLC | Lee | MA | Nonmetallic Mineral Product Manufacturing327215 | — | ● ACTIVE |
Pfg Precision Optics INC | Ocean Springs | MS | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ● ACTIVE |
| PUPlycem USA LLC | North Wilkesboro | NC | Wood Product Manufacturing321219 | 100-499 | ● ACTIVE |
Precision Glassblowing of Colorado, INC. | Centennial | CO | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ● ACTIVE |
Pre-con Products | Simi Valley | CA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ● ACTIVE |
| PPPro-cast Products INC | Highland | CA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Quality Vision International INC. | Rochester | NY | Nonmetallic Mineral Product Manufacturing327215 | 100-499 | ● ACTIVE |
Quick Crete Products Corporation | Norco | CA | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ● ACTIVE |
Reading Precast INC | Leesport | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ● ACTIVE |
Refractron Technologies CORP. | Newark | NY | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ● ACTIVE |
Roman Stone Construction Company | Bay Shore | NY | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ● ACTIVE |
| SGSaint Gobain Abrasives | Watervliet | NY | Textile Mills313210 | 100-499 | ● ACTIVE |
Sauereisen INC | Pittsburgh | PA | Chemical Manufacturing325510 | 20-99 | ● ACTIVE |
Schott North America, INC. | Duryea | PA | Nonmetallic Mineral Product Manufacturing327212 | 100-499 | ● ACTIVE |