| BBBinghamton Burial Vault Co., INC. | Binghamton | NY | — | ◇ UNVERIFIED |
 Binghamton Precast & Supply CORP. | Binghamton | NY | — | ◇ UNVERIFIED |
| BGBlack Gunite, INC. | Saint Joseph | MO | — | ◇ UNVERIFIED |
| BWBlairsville Wilbert Vault Company | Mount Pleasant | PA | — | ◇ UNVERIFIED |
| BPBlakeslee Prestress, INC. | East Boston | MA | — | ◇ UNVERIFIED |
| BCBledsoe Concrete Foundation Specialist, INC. | Wilmington | NC | — | ◇ UNVERIFIED |
| BLBlue Level Construction Consulting LLC | North Las Vegas | NV | — | ◇ UNVERIFIED |
| BPBoccella Precast | Winslow Twp | NJ | — | ◇ UNVERIFIED |
| BCBolton Concrete Products INC. | Johnson City | TN | — | ◇ UNVERIFIED |
| BMBonded Materials Company Dba Bomat, LTD | Kailua Kona | HI | — | ◇ UNVERIFIED |
| BMBonded Materials Company Manufacturing Center | Kapolei | HI | — | ◇ UNVERIFIED |
| BRBoral Roofing LLC | Gilroy | CA | — | ◇ UNVERIFIED |
| BRBoral Roofing, LLC | Rialto | CA | — | ◇ UNVERIFIED |
| BRBoral Roofing, LLC. | Pompano Beach | FL | — | ◇ UNVERIFIED |
| BSBretthauer-ramirez Staffing, INC. | Pearland | TX | — | ◇ UNVERIFIED |
| BCBristol County Pre-cast, INC. | Westport | MA | — | ◇ UNVERIFIED |
| BIBrown-wilbert INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| BIBrown-wilbert INC | Esko | MN | — | ◇ UNVERIFIED |
| BIBrown-wilbert INC | Mankato | MN | — | ◇ UNVERIFIED |
| BIBrown-wilbert INC - Lakeville | Lakeville | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO. | Milwaukee | WI | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - Austin | Austin | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO. - De Pere | De Pere | WI | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO. - La Crosse | La Crosse | WI | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - Lakeville | Lakeville | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - Mankato | Mankato | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - Morris | Morris | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - Redwood Falls | Redwood Falls | MN | — | ◇ UNVERIFIED |
| BVBrown-wilbert Vault CO - St Cloud | Saint Cloud | MN | — | ◇ UNVERIFIED |
| BSBuck Simmons Vault Service, INC | Roanoke | VA | — | ◇ UNVERIFIED |
| BCBuilders Concrete INC. | Merced | CA | — | ◇ UNVERIFIED |
| BBBuilding Blocks | Merritt Island | FL | — | ◇ UNVERIFIED |
| BPBullseye Products International, LLC | Las Vegas | NV | — | ◇ UNVERIFIED |
| BIBurlingame Indust. INC Dba Eagle Roofing Products | Rialto | CA | — | ◇ UNVERIFIED |
| BWBurlington Wilbert Vault Works, INC. | Burlington | IA | — | ◇ UNVERIFIED |
| BCBurnco Colorado - East Greeley Plant | Kersey | CO | — | ◇ UNVERIFIED |
| BMBurn's Monument Company | Perry | FL | — | ◇ UNVERIFIED |
| BTBurrell Tri Cnty Vaults INC | Ypsilanti | MI | — | ◇ UNVERIFIED |
| BCBush Concrete Products INC | Muskegon | MI | — | ◇ UNVERIFIED |
| CFC3 Foam & Precast Inc | Orlando | FL | — | ◇ UNVERIFIED |
| CCCajun Crete LLC | Minden | LA | — | ◇ UNVERIFIED |
| CICaledonia INC. | Waterford | VT | — | ◇ UNVERIFIED |
| CICampania Intl Inc/pennsburg | Pennsburg | PA | — | ◇ UNVERIFIED |
| CSCanyon Stone | Lenexa | KS | — | ◇ UNVERIFIED |
| CCapa | Penitas | TX | — | ◇ UNVERIFIED |
| CFCape Fear Precast, LLC | Jacksonville | NC | — | ◇ UNVERIFIED |
| CFCape Fear Precast, LLC | Wilmington | NC | — | ◇ UNVERIFIED |
| CCCapital Cast Stone Inc. | Lebanon | IN | — | ◇ UNVERIFIED |
| CPCapital Precast | San Marcos | TX | — | ◇ UNVERIFIED |
| CCCarder Concrete Plt No 2 | Arvada | CO | — | ◇ UNVERIFIED |
