| AQAscension Quality Materials LLC - Nicholson Plant | Baton Rouge | LA | — | ◇ UNVERIFIED |
| AQAscension Quality Materials LLC - Prairieville Plant | Prairieville | LA | — | ◇ UNVERIFIED |
| ARAscension Ready Mix, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| ARAscension Ready Mix - Portable Concrete Plant | Walker | LA | — | ◇ UNVERIFIED |
| ARAsheboro Ready Mix INC. | Asheboro | NC | — | ◇ UNVERIFIED |
| ARAshland Rmc Plant | Ashland | VA | — | ◇ UNVERIFIED |
| AVAshland Ventures Ii, LLC | Ashland | VA | — | ◇ UNVERIFIED |
| ACAsi Const- Portable Concrete Batch Plant | Pueblo West | CO | — | ◇ UNVERIFIED |
| ACAsi Constructors, INC. | Pueblo West | CO | — | ◇ UNVERIFIED |
| AOAsphalt of Kentuckiana | Louisville | KY | — | ◇ UNVERIFIED |
| ASAsphalt Specialties Co., INC. Plant #3 | Firestone Area | CO | — | ◇ UNVERIFIED |
| ARAssociated Ready Mix | Foothill Ranch | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mix Concrete | Los Angeles | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mix Concrete | Littlerock | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mix Concrete, INC. | Lake Forest | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mixed Concrete | Corona | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mixed Concrete INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| ARAssociated Ready Mixed Concrete INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| ARAssociated Redi-mix Concrete | Williston | ND | — | ◇ UNVERIFIED |
| 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 |
| ACAtlantic Concrete Supply | Galloway | NJ | — | ◇ UNVERIFIED |
| ACAtlantic Contracting and Material CO INC | Chantilly | VA | — | ◇ UNVERIFIED |
| AMAtlantic Metrocast INC - Portsmouth | Portsmouth | VA | — | ◇ UNVERIFIED |
| APAtmi Precast | Aurora | IL | — | ◇ UNVERIFIED |
| ACAuburn Concrete | Fairfield | ME | — | ◇ UNVERIFIED |
| ARAudubon Readymix - 149th Street | Olathe | KS | — | ◇ UNVERIFIED |
| ARAudubon Readymix Warrensburg | Warrensburg | MO | — | ◇ UNVERIFIED |
| ACAugusta Concrete Block | North Augusta | SC | — | ◇ UNVERIFIED |
| ARAugusta Ready Mix - Plant 6 | Aiken | SC | — | ◇ UNVERIFIED |
| ARAult Ready Mix Lllp | Ault | CO | — | ◇ 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 |
| AWA & W Ready Mix Concrete Plt 1 | Kodak | TN | — | ◇ UNVERIFIED |
| ABAzar Block & Brick of South Texas INC | Mcallen | TX | — | ◇ UNVERIFIED |
| AAztec | Chicago | IL | — | ◇ UNVERIFIED |
| AMAztec Material Service CORP | Lansing | IL | — | ◇ UNVERIFIED |
| AMAztec Material Service CORP | Lockport | IL | — | ◇ UNVERIFIED |
| AMAztec Material Service CORP | Hodgkins | IL | — | ◇ UNVERIFIED |
| BRBaca Ready Mix of Savannah LLC | Savannah | GA | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Chicago | IL | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Blue Island | IL | — | ◇ UNVERIFIED |
| BCBaker Concrete Construction INC. | State Wide | GA | — | ◇ UNVERIFIED |
| BHBaker Hughes Oilfield Operations LLC - Venice Pressure Pumping Facility | Venice | LA | — | ◇ UNVERIFIED |
| BRBaker Ready Mix & Building Materials | New Orleans | LA | — | ◇ UNVERIFIED |
| BSBalch Springs | Balch Springs | TX | — | ◇ UNVERIFIED |
| BSBalch Springs Plant | Balch Springs | TX | — | ◇ UNVERIFIED |
| BBalcon | Manassas | VA | — | ◇ UNVERIFIED |
| BBBaldi Bros | China Lake | CA | — | ◇ UNVERIFIED |
| BCBaldwin Concrete - Spanish Fort Plant | Spanish Fort | AL | — | ◇ UNVERIFIED |
| BBBallard Bros INC | White Hall | IL | — | ◇ UNVERIFIED |
| BCBallard Concrete (cottondale) | Cottondale | AL | — | ◇ UNVERIFIED |
| BCBallard Concrete-deer Meadows Plant | Moundville | AL | — | ◇ UNVERIFIED |
| BCBallard Concrete, LLC - Northport | Northport | AL | — | ◇ UNVERIFIED |
| BCBallard Contractors | Warrenton | GA | — | ◇ UNVERIFIED |
| BCBallard Contractors, INC. - Moundville | Moundville | AL | — | ◇ UNVERIFIED |
| BCBallard Contractors Inc, Winona Temp Site | Winona | MS | — | ◇ UNVERIFIED |
| BCBallard Contractors (warrenton) | Warrenton | GA | — | ◇ 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 Alabaster | Alabaster | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham, Bessemer Plant | Bessemer | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham Hoover Plant | Birmingham | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham (north Bham Plant) | Birmingham | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Birmingham Woodstock Plant | Woodstock | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Huntsville Plant | Huntsville | AL | — | ◇ UNVERIFIED |
| BCBama Concrete - Linden Temporary Plant | Linden | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Prod CO INC | Athens | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Products Muscle Shoals | Muscle Shoals | AL | — | ◇ UNVERIFIED |
| BCBama Concrete Products Northport | Northport | AL | — | ◇ UNVERIFIED |
| BCBama Concrete - Somerville Plant | Somerville | AL | — | ◇ UNVERIFIED |
| BCBama Concrete - Whitson Temporary Plant | Berry | AL | — | ◇ UNVERIFIED |
| BSBanas Sand & Gravel | Ludlow | MA | — | ◇ UNVERIFIED |
| BCBanaszak Concrete CORP | Hollywood | FL | — | ◇ UNVERIFIED |
| BCBanaszak Concrete Corporation | Davie | FL | — | ◇ UNVERIFIED |
| BAB and B Concrete Company | Holly Springs | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company INC | New Albany | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company INC | Corinth | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Alcorn Ready Mix, Biggersville | Rienzi | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Fulton Division | Fulton | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Ripley | Ripley | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Company Inc, Ripley | Ripley | MS | — | ◇ UNVERIFIED |
| BAB and B Concrete Products | Franklin | NC | — | ◇ 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 |
