| ARAssoc. Ready Mix Concrete | Oxnard | CA | — | ◇ UNVERIFIED |
| ARAstra Readymix LLC | Portable | NE | — | ◇ UNVERIFIED |
| ARAtchison Ready Mix Plant 25 | Atchison | KS | — | ◇ UNVERIFIED |
| ATA Teichert & Son INC | Davis | CA | — | ◇ UNVERIFIED |
| ATA. Teichert & Son, INC. | Davis | CA | — | ◇ UNVERIFIED |
| ASAthens Stonecasting, INC | Athens | GA | — | ◇ UNVERIFIED |
| AWAtlanta West Cast Stone | Bremen | GA | — | ◇ UNVERIFIED |
| ACAtlantic Concrete Products | Douglasville | GA | — | ◇ UNVERIFIED |
| ACAtlantic Concrete Pumping Enterprises INC | Coconut Creek | FL | — | ◇ UNVERIFIED |
| ACAtlas Construction Supply, INC | Fullerton | CA | — | ◇ UNVERIFIED |
| APAtmi Precast INC. | Kenosha | WI | — | ◇ UNVERIFIED |
| ACAuburn Concrete | Fairfield | ME | — | ◇ UNVERIFIED |
| ARAudubon Readymix - 149th Street | Olathe | KS | — | ◇ UNVERIFIED |
| ACAugusta Concrete Block | North Augusta | SC | — | ◇ UNVERIFIED |
| ARAurora Ready Mix Plant | Aurora | NE | — | ◇ UNVERIFIED |
| ACAustin Creek Ready Mix INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| AMAuz Materials Company, LLC | Hockley | TX | — | ◇ UNVERIFIED |
| AGAvant Garde | Houston | TX | — | ◇ UNVERIFIED |
| ACAvery Construction (out of Business) | Buena Vista | CO | — | ◇ UNVERIFIED |
| AAvr | Apple Valley | MN | — | ◇ UNVERIFIED |
| AIAvr INC - Apple Valley Plant | Apple Valley | MN | — | ◇ UNVERIFIED |
| ABAzar Block & Brick of South Texas INC | Mcallen | TX | — | ◇ UNVERIFIED |
| AAAzaro Aparicio & Sergio H Aparicio | San Juan | TX | — | ◇ UNVERIFIED |
| AMAztec Material Service CORP | Hodgkins | IL | — | ◇ UNVERIFIED |
| BRBaca Ready Mix of Savannah LLC | Savannah | GA | — | ◇ UNVERIFIED |
| BSBadger Shredding Products INC | Fairmont City | IL | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Blue Island | IL | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Chicago | IL | — | ◇ UNVERIFIED |
| BCBaker Concrete Construction INC. | State Wide | GA | — | ◇ UNVERIFIED |
| BRBaker Ready Mix & Building Materials | New Orleans | LA | — | ◇ UNVERIFIED |
| BSBalch Springs | Balch Springs | TX | — | ◇ UNVERIFIED |
| BBalcon | Manassas | VA | — | ◇ UNVERIFIED |
| BBBaldi Bros | China Lake | CA | — | ◇ UNVERIFIED |
| BLBaleydian, LLC | Perris | CA | — | ◇ UNVERIFIED |
| BCBallard Contractors | Warrenton | GA | — | ◇ UNVERIFIED |
| BCBallard Contractors, INC. - Moundville | Moundville | AL | — | ◇ UNVERIFIED |
| BRBallard Ready Mix INC | Anoka | MN | — | ◇ UNVERIFIED |
| BBBall, Ball and Brosamer INC | Denver (portable) | CO | — | ◇ UNVERIFIED |
| BCBall Construction Company LLC | Sault Sainte Marie | MI | — | ◇ UNVERIFIED |
 Baltimore Fabrication | Emigsville | PA | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham | Birmingham | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham Hoover Plant | Birmingham | AL | — | ◇ UNVERIFIED |
| BCBama Concrete - Linden Temporary Plant | Linden | AL | — | ◇ UNVERIFIED |
| BCBama Concrete - Somerville Plant | Somerville | AL | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Alcorn Ready Mix, Biggersville | Rienzi | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Ripley | Ripley | MS | — | ◇ UNVERIFIED |
| BCBandon Concrete and Development | Bandon | OR | — | ◇ UNVERIFIED |
| BBBangert Bros Const (deleted 2/1/90) | Unknown | CO | — | ◇ UNVERIFIED |
| BBBangert Brothers (millstone Bangert)-bussen Road Plant | Saint Louis | MO | — | ◇ UNVERIFIED |
| BBBarboursville Block Manufacturing Company | Huntington | WV | — | ◇ UNVERIFIED |
| BMBard Materials-galena | Galena | IL | — | ◇ UNVERIFIED |
| BMBard Materials Platteville | Platteville | WI | — | ◇ UNVERIFIED |
| BMBard Materials-warren | Warren | IL | — | ◇ UNVERIFIED |
| BIBardon INC. | Falmouth | VA | — | ◇ UNVERIFIED |
| BRBark River Concrete Products | Bark River | MI | — | ◇ UNVERIFIED |
| BIBarlett INC | Moffatt | CO | — | ◇ UNVERIFIED |
| BBBarnard Bessac Jv | Redwood City | CA | — | ◇ UNVERIFIED |
| BCBarnekow Construction & Supply | Commerce City | CO | — | ◇ UNVERIFIED |
| BDBarney & Dickenson, INC. | Tioga Center | NY | — | ◇ UNVERIFIED |
| BCBarry Concrete | Opelousas | LA | — | ◇ UNVERIFIED |
| BSBarry Swenson Builder | San Jose | CA | — | ◇ UNVERIFIED |
| BEBartholomew Enterprises | Truckee | CA | — | ◇ UNVERIFIED |
| BRBartile Roofs INC | Tooele | UT | — | ◇ UNVERIFIED |
| BRBartile Roofs INC | Centerville | UT | — | ◇ UNVERIFIED |
| BRBartile Roofs INC | South Ogden | UT | — | ◇ UNVERIFIED |
| BPBartow Precast INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| BBasalite | Carson City | NV | — | ◇ UNVERIFIED |
| BCBasalite Concrete Products | Fort Lupton | CO | — | ◇ UNVERIFIED |
| BCBasalite Concrete Products LLC. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| BCBasalite Concrete Products LLC Truck Shop | Carson City | NV | — | ◇ UNVERIFIED |
| BCBasalite Concrete Products Site | Portland | OR | — | ◇ UNVERIFIED |
| BRBasic Ready Mix | Rome | GA | — | ◇ UNVERIFIED |
| BABasin Avenue & Panorama | Pahrump | NV | — | ◇ UNVERIFIED |
| BPBassbrook Products INC Dba Cohasset Concrete Produ | Cohasset | MN | — | ◇ UNVERIFIED |
| BLBaton LLC | Louisville | KY | — | ◇ UNVERIFIED |
| BLBaton LLC | Louisville | KY | — | ◇ UNVERIFIED |
| BMBattle Mtn Cbp | Battle Mountain | NV | — | ◇ UNVERIFIED |
| BBauer | Tooele | UT | — | ◇ UNVERIFIED |
| BVBaxter Vault Company INC | Baxter Springs | KS | — | ◇ UNVERIFIED |
| BCBay Concrete | Eight Mile | AL | — | ◇ UNVERIFIED |
| BRBayou Ready Mix LLC - Bunkie Plant | Bunkie | LA | — | ◇ UNVERIFIED |
| BCBayshore Concrete | Fort Myers | FL | — | ◇ UNVERIFIED |
| BRBaytown Ready-mix | Baytown | TX | — | ◇ UNVERIFIED |
| BRBayview Redi Mix INC | Aberdeen | WA | — | ◇ UNVERIFIED |
| BBB & B Concrete CO INC Oxford Div | Oxford | MS | — | ◇ UNVERIFIED |
| BEB&b Excavating INC | Edwards | CO | — | ◇ UNVERIFIED |
| BBB & B Redimix, INC. - Phillipsburg | Phillipsburg | KS | — | ◇ UNVERIFIED |
| BBB & B Redimix, INC. - Stockton | Stockton | KS | — | ◇ UNVERIFIED |
| BCB C Concrete | Missoula | MT | — | ◇ UNVERIFIED |
| BHBc Handscapes | Lenexa | KS | — | ◇ UNVERIFIED |
| BTBeaird Transport | Mount Sterling | IL | — | ◇ UNVERIFIED |
| BCBear Concrete Products, INC | Cullman | AL | — | ◇ UNVERIFIED |
| BLBeardstown Lumber & Ready Mix | Beardstown | IL | — | ◇ UNVERIFIED |
| BLBear Lake Ready Mix | Garden City | UT | — | ◇ UNVERIFIED |
| BMBear Materials LLC | Bear | DE | — | ◇ UNVERIFIED |
| BRBear River Concrete INC. - Mv | Meadow Vista | CA | — | ◇ UNVERIFIED |
| BBBeavertown Block Co., INC. | East Freedom | PA | — | ◇ UNVERIFIED |
| BLBeck Landfill and Screening Plant | Schertz | TX | — | ◇ UNVERIFIED |
| BCBeco Concrete Company-new Baumgartner Road | Saint Louis | MO | — | ◇ UNVERIFIED |
| BBBedrock Block CO. | Orlando | FL | — | ◇ UNVERIFIED |
