Petersen Mfg. CO. | Denison | IA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| PIPotters Industries INC Cleveland | Cleveland | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| PBPremier Building Solutions INC | Massillon | OH | Chemical Manufacturing325520 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrestress Services of Lexington | Lexington | KY | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| RARadiac Abrasives INC | Salem | IL | Nonmetallic Mineral Product Manufacturing327910 | 100-499 | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company | Brighton | CO | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Plant 12 | Aurora | CO | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| RSRefractory Sales and Service CO. INC. | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| RBRobert Bosch Tool Corporation | Lincolnton | NC | Nonmetallic Mineral Product Manufacturing327910 | 100-499 | ◐ LIKELY ACTIVE |
| SASaint-gobain Abrasives | Stephenville | TX | Nonmetallic Mineral Product Manufacturing327910 | 100-499 | ◐ LIKELY ACTIVE |
| SNSaint-gobain Norpro | Bryan | TX | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Products CO INC | Cayce | SC | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| SCSouthern Concrete Materials-biltmore Plant | Asheville | NC | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| SISpokane Industries | Spokane | WA | Beverage and Tobacco Product Manufacturing312111 | 1-19 | ◐ LIKELY ACTIVE |
Sun Precast Co., INC. | Beaver Springs | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| SWS & W Ready Mix Concrete - Castle Hayne | Castle Hayne | NC | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| SWS & W Ready Mix Conway | Conway | SC | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| TATate Access Floors | Jessup | MD | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| UUnistress | Pittsfield | MA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| UAUsb Alabama LLC | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| UIUsg Interiors LLC | Walworth | WI | Nonmetallic Mineral Product Manufacturing327420 | 20-99 | ◐ LIKELY ACTIVE |
| UIUsg Interiors - Red Wing | Red Wing | MN | Nonmetallic Mineral Product Manufacturing327993 | 20-99 | ◐ LIKELY ACTIVE |
| UGUS Gypsum Sweetwater | Sweetwater | TX | Nonmetallic Mineral Product Manufacturing327420 | 100-499 | ◐ LIKELY ACTIVE |
W.a. Wilson & Sons, INC. | Wheeling | WV | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
| WBWestern Block Company | Phoenix | AZ | Nonmetallic Mineral Product Manufacturing327331 | — | ◐ LIKELY ACTIVE |
| WFWhitacre-greer Fireproofing CO | Alliance | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| 3C3m CO - Pittsboro | Moncure | NC | Nonmetallic Mineral Product Manufacturing327992 | — | ◐ LIKELY ACTIVE |
| 3C3m CO - Wausau Downtown | Wausau | WI | Nonmetallic Mineral Product Manufacturing327990 | — | ◐ LIKELY ACTIVE |
| 3M3m (minnesota Mining & Mfg Co) - Ames | Ames | IA | Nonmetallic Mineral Product Manufacturing327910 | — | ◐ LIKELY ACTIVE |
| 3M3m Montrose | Montrose | CO | Nonmetallic Mineral Product Manufacturing327910 | 20-99 | ◐ LIKELY ACTIVE |
| 3W3m Wausau - Greystone Plant | Wausau | WI | Nonmetallic Mineral Product Manufacturing327992 | — | ◐ LIKELY ACTIVE |
| A1A - 1 Block CORP | Orlando | FL | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| AZAaa Zoellner Materials, INC. | Imperial | MO | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| AIAci Industries, LLC | Laurens | SC | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| ABAcme Brick CO Perla | Malvern | AR | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| ABAcme Brick Co-san Felipe Plant | Sealy | TX | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| ATAcme Tulsa Faclty | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| AAAdams an Oldcastle Co-charlotte | Charlotte | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| AAAdams an Oldcastle Company - Morrisville | Morrisville | NC | Nonmetallic Mineral Product Manufacturing327331 | — | ◐ LIKELY ACTIVE |
| AFAdams Franklin | Franklin | NC | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| APAdelanto Plant 19 | Adelanto | CA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| AFAdvanced Fiber Technology | Bucyrus | OH | Chemical Manufacturing325220 | 20-99 | ◐ LIKELY ACTIVE |
| AFAercon Florida, LLC | Haines City | FL | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| AFAgc Flat Glass North America Abingdon Plant | Abingdon | VA | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
| AFAgc Flat Glass North America Spring Hill Plant | Spring Hill | KS | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
| AIAgc Industries - Greenland Plant | Church Hill | TN | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
| AIAggregate Industries - Wcr, INC. | Centennial | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| AAAllison Abrasives INC | Lancaster | KY | Nonmetallic Mineral Product Manufacturing327910 | 20-99 | ◐ LIKELY ACTIVE |
| AIAluchem INC | Cincinnati | OH | Paper Manufacturing322110 | 20-99 | ◐ LIKELY ACTIVE |
| AAAmerican Artstone CO | New Ulm | MN | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |