| MHMid-minnesota Hot Mix INC - Litchfield | Litchfield | MN | — | ◇ UNVERIFIED |
| MPMid-south Paving, INC. | Evergreen | AL | — | ◇ UNVERIFIED |
| MPMidsouth Paving INC | Pensacola | FL | — | ◇ UNVERIFIED |
| MPMidsouth Paving INC | Brantley | AL | — | ◇ UNVERIFIED |
| MPMidsouth Paving, INC. | Ohatchee | AL | — | ◇ UNVERIFIED |
| MPMidsouth Paving INC. East Thomas Asphalt Plant | Birmingham | AL | — | ◇ UNVERIFIED |
| MPMidsouth Paving INC. - Flomaton Asphalt Plant | Flomaton | AL | — | ◇ UNVERIFIED |
| MPMidsouth Paving INC. Tarrant Asphalt Plant | Birmingham | AL | — | ◇ UNVERIFIED |
| MSMid State Materials Company* | Cookeville | TN | — | ◇ UNVERIFIED |
| MAMidwest Asphalt CORP | Hastings | MN | — | ◇ UNVERIFIED |
| MSMidwest Stone | Shelbina | MO | — | ◇ UNVERIFIED |
| MCMiles Const CO | Buena Vista | CO | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Sheldon | IL | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Valparaiso | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Lowell | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Richmond | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Delphi | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | South Bend | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Kimmell | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors LP | Indianapolis | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors, L.p. | Kentland | IN | — | ◇ UNVERIFIED |
| MCMilestone Contractors, L.p. | Bloomfield | IN | — | ◇ UNVERIFIED |
| MTMillcreek Twp/erie | Erie | PA | — | ◇ UNVERIFIED |
| MAMiller Asphalt - Legore | Keymar | MD | — | ◇ UNVERIFIED |
| MPMiller-mason Paving Co., INC. (0736020113) | Hillsboro | OH | — | ◇ UNVERIFIED |
| MHMillington Hot Mix Facility | Millington | TN | — | ◇ UNVERIFIED |
| MMMinute Man Press | Wheat Ridge | CO | — | ◇ UNVERIFIED |
| MAMiramar Asphalt | San Diego | CA | — | ◇ UNVERIFIED |
| MTMitchell Trucking and Paving Mitchell | Orondo | WA | — | ◇ UNVERIFIED |
 Mmc Materials Inc, Jackson Fortification Street | Jackson | MS | — | ◇ UNVERIFIED |
| MSMoab Site Asphalt Plant Concrete Batch | Moab | UT | — | ◇ UNVERIFIED |
| MYMoab Yard | Moab | UT | — | ◇ UNVERIFIED |
| MAMobile Asphalt | Summerdale | AL | — | ◇ UNVERIFIED |
| MAMobile Asphalt CO | Mobile | AL | — | ◇ UNVERIFIED |
| MAMobile Asphalt CO LLC | Thomasville | AL | — | ◇ UNVERIFIED |
| MAMobile Asphalt Company - Bay Minette | Bay Minette | AL | — | ◇ UNVERIFIED |
| MAMobile Asphalt Company- Mexia Plant | Mexia | AL | — | ◇ UNVERIFIED |
| MAMobile Asphalt Company - Saraland | Saraland | AL | — | ◇ UNVERIFIED |
| MRMoeller Ready Mix INC | Jacksonville | IL | — | ◇ UNVERIFIED |
| MAMonson Asphalt | Kimball | MN | — | ◇ UNVERIFIED |
| MCMonson CORP | New London | MN | — | ◇ UNVERIFIED |
| MCMontrose City | Montrose | CO | — | ◇ UNVERIFIED |
| MCMontrose County | Montrose | CO | — | ◇ UNVERIFIED |
| MCMontrose County | Montrose | CO | — | ◇ UNVERIFIED |
| MAMoore Asphalt | Jonesboro | AR | — | ◇ UNVERIFIED |
| MCMorgan Cnty Highway Dept | Fort Morgan | CO | — | ◇ UNVERIFIED |
| MGMorrow Gravel CO Plant 0326 * | Cincinnati | OH | — | ◇ UNVERIFIED |
| MEMountain Enterprises INC | Burdine | KY | — | ◇ UNVERIFIED |
| MEMountain Enterprises INC - Ashland Plant 13 | Ashland | KY | — | ◇ UNVERIFIED |
| MEMountain Enterprises INC - Louisa Plant 17 | Louisa | KY | — | ◇ UNVERIFIED |
