| BMBkep Materials, LLC - Muskogee, Ok | Muskogee | OK | — | ◇ UNVERIFIED |
| BDBlack Diamond Asphalt | Denver | CO | — | ◇ UNVERIFIED |
 Black Diamond Paving | Escondido | CA | — | ◇ UNVERIFIED |
| BGBlack Gunite, INC. | Saint Joseph | MO | — | ◇ UNVERIFIED |
| BCBlackJack Concrete LLC | Tyrone | GA | — | ◇ UNVERIFIED |
| BEBlacklidge Emulsions, Ft. Lauderdale Facility | Deerfield Beach | FL | — | ◇ UNVERIFIED |
| BEBlacklidge Emulsions, INC. | Douglasville | GA | — | ◇ UNVERIFIED |
| BRBlack Rock Crushing - Portable 52818 | Rockville | VA | — | ◇ UNVERIFIED |
| BRBlack Rock Services LLC Carmony | Albuquerque | NM | — | ◇ UNVERIFIED |
| BPBlacktop Paving Deleted 9/15/78 | Denver | CO | — | ◇ UNVERIFIED |
| BWBlack & White Asphalt Management LLC | Cardington | OH | — | ◇ UNVERIFIED |
| BCBlager Concrete Company | Clinton | IL | — | ◇ UNVERIFIED |
| BWBlairsville Wilbert Vault Company | Mount Pleasant | PA | — | ◇ UNVERIFIED |
| BPBlakeslee Prestress, INC. | East Boston | MA | — | ◇ UNVERIFIED |
| BRBlanco Road Ready Mix Plant | San Antonio | TX | — | ◇ UNVERIFIED |
| B0Blankenship - 093-0012 | Butte | MT | — | ◇ UNVERIFIED |
| BCBledsoe Concrete Foundation Specialist, INC. | Wilmington | NC | — | ◇ UNVERIFIED |
| BBlocklite | Selma | CA | — | ◇ UNVERIFIED |
| BABlocksom and Company | Trail Creek | IN | — | ◇ UNVERIFIED |
| BUBlock USA Mid-south Division, LLC | Panama City Beach | FL | — | ◇ UNVERIFIED |
| BLBlockworks, LLC | Winchester | TN | — | ◇ UNVERIFIED |
| BBBlomberg Bros INC | Farina | IL | — | ◇ UNVERIFIED |
| BEBloquera El Valle INC. | Lajas | PR | — | ◇ UNVERIFIED |
| BPBl Portfolio, LLC | Escondido | CA | — | ◇ UNVERIFIED |
| BRBlt Ready Mix, INC. | Hazen | NV | — | ◇ UNVERIFIED |
| BCBlue Circle Williams Brothers | Perry | GA | — | ◇ UNVERIFIED |
| BCBlue Circle Williams Brothers | Winder | GA | — | ◇ UNVERIFIED |
| BDBlue Daisy Cement Prod. INC | Gardena | CA | — | ◇ UNVERIFIED |
| BDBlue Diamond Inglewood Asphalt CORP | Inglewood | CA | — | ◇ UNVERIFIED |
| BDBlue Diamond Materials | Irwindale | CA | — | ◇ UNVERIFIED |
| BDBlue Diamond Materials, Div Su | Orange | CA | — | ◇ UNVERIFIED |
| BDBlue Diamond Materials Fontan | Fontana | CA | — | ◇ UNVERIFIED |
| BDBlue Diamond Materials, Garden | Carson | CA | — | ◇ UNVERIFIED |
| BDBlue DIamond USA LLC | Orlando | FL | — | ◇ UNVERIFIED |
| BDBlue Dot Readi-mix, LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| BDBlue Dot Readi-mix, LLC - Albemarle | Albemarle | NC | — | ◇ UNVERIFIED |
| BRBluedot Ready Mix-albemarle (plant #109) | Albemarle | NC | — | ◇ UNVERIFIED |
| BRBluedot Ready Mix-duncan (plant #111) | Duncan | SC | — | ◇ UNVERIFIED |
| BRBluedot Ready Mix-simpsonville (plant #110) | Simpsonville | SC | — | ◇ UNVERIFIED |
| BKBlue Knight Energy Partners LP | Lubbock | TX | — | ◇ UNVERIFIED |
| BLBlue Level Construction Consulting LLC | North Las Vegas | NV | — | ◇ UNVERIFIED |
| BPBlue Phoenix Inashco Richmond INC - Portable 52752 | Henrico | VA | — | ◇ UNVERIFIED |
| BRBlue Ridge Cbp | Blue Ridge | TX | — | ◇ UNVERIFIED |
| BRBlue Ridge Concrete Products, INC. | Hillsville | VA | — | ◇ UNVERIFIED |
| BSBlue Star Ready Mix Corporation | Noblesville | IN | — | ◇ UNVERIFIED |
| BTBluestone Trust | Beverly Hills | CA | — | ◇ UNVERIFIED |
| BBBluffdale Batch Plant | Riverton | UT | — | ◇ UNVERIFIED |
| BBBlythe Brothers Asphalt Co., LLC - Pineville Plant | Charlotte | NC | — | ◇ UNVERIFIED |
| BBBlythe Brothers Asphalt Company, LLC. | Charlotte | NC | — | ◇ UNVERIFIED |
| BCBlythe Construction, INC. | Matthews | NC | — | ◇ UNVERIFIED |
