| BBBoral Bricks | Phenix City | AL | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BBBoral Bricks INC | Macon | MS | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BBBoral Bricks INC Augusta Plant 6 | Augusta | GA | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BBBoral Bricks Inc:lexington | Lexington | SC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BBBoral Bricks:van Wyck | Van Wyck | SC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BCBoren Clay Products Company | Monroe | NC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BCBoren Clay Products - Roseboro | Roseboro | NC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BGBowling Green Concrete - Rockfield Ready-mix Plant | Rockfield | KY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BMBoxley Materials Co-bluefield Ready Mix Plt | Bluefield | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BMBoxley Materials Company Roanoke Ready Mix Plant | Roanoke | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BRBoxley Ready Mix LLC - Martinsville Plant | Martinsville | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BRBoxley Ready Mix LLC - Wytheville Concrete | Wytheville | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BRBoxley Ready Mix LLC - Wytheville Concrete Plant | Wytheville | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BLBoykin Lee Road Batch Plant | Mascotte | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BABpb America INC | Lagro | IN | Nonmetallic Mineral Product Manufacturing327993 | — | ◇ UNVERIFIED |
| BBBradbury Burial Vault CO INC | Gloucester Twp | NJ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| BTBradley Tank & Pipe, LLC | Mc Donald | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| BMBrandon Materials Harrisburg Plant | Harrisburg | SD | Nonmetallic Mineral Product Manufacturing327112 | — | ◇ UNVERIFIED |
| BRBrannan Ready Mix Company | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BIBranscome INC - Toano | Toano | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBr Crete Operating LLC - Louisiana Concrete Products | Baton Rouge | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BRBreault Road Fabrication & Distribution | Beacon Falls | CT | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| BCBreck County Ready Mix CO | Hardinsburg | KY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BMBreckenridge Material Co-st Louis (plant 6) | St. Louis | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BMBreckenridge Materials (mcclay) | Festus | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BOBreckenridge of Il | Caseyville | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BOBreckenridge of Il | Lebanon | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BOBreckenridge of Il | Belleville | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BOBreckenridge of Illinois LLC | Hamel | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BTBrick & Tile CORP Plant 1 | Lawrenceville | VA | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| BQBridgeville Quarry Asphalt Plant | Bridgeville | NY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBrighton China CO Inc/beaver Falls | Beaver Falls | PA | Nonmetallic Mineral Product Manufacturing327112 | — | ◇ UNVERIFIED |
| BGBristol Group Precast | Lexington | KY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BIBrockton Iron & Steel | Brockton | MA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| BNBrooksville North Cement Plant | Brooksville | FL | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| BRBrowning Redi-mix Concrete | Beebe | AR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BIBrown-wilbert INC. - Jamestown | Jamestown | ND | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO. - De Pere | Depere | WI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| BPBrute Properties Concrete Block Plant | Wildwood | FL | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| BFBryan Frank, INC. | Pittsburgh | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BSB S Quarries INC | Montrose | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| BRBt Redi-mix, INC. | Jackson | TN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BABuckeye Abrasive, INC. | Barberton | OH | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| BSBuddy's Sand and Gravel Plant 1 | Butler | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBuffalo China INC | Buffalo | NY | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| BCBuffalo County Redi-mix Plant | No City Name | NE | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBuilders Choice Concrete | Emporia | KS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBuilders Choice Concrete - Garnett (water) | Garnett | KS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBuilders Concrete & Supply - Hesston | Hesston | KS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BCBuilders Concrete & Supply / Hesston | Hesston | KS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
