| GEGC Easter Corp | Floresville | TX | — | ◇ UNVERIFIED |
| GCGees Concrete Inc. | Brooklyn | NY | — | ◇ UNVERIFIED |
| GCGehring Construction and Ready Mix Concrete, INC. | Schuyler | NE | — | ◇ UNVERIFIED |
| GRGeiger Ready Mix Desoto | Eudora | KS | — | ◇ UNVERIFIED |
| GRGeiger Ready Mix (water- Plant 15- Jca Site) | Olathe | KS | — | ◇ UNVERIFIED |
| GSGeneral Shale Brick, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| GSGeneral Shale INC. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| GCGenest Concrete | Biddeford | ME | — | ◇ UNVERIFIED |
| GCGenest Concrete Works INC - Berwick | Berwick | ME | — | ◇ UNVERIFIED |
| GCGeneva - Cbp - Gcp-5-9969 | Cannon Afb | NM | — | ◇ UNVERIFIED |
| GRGeneva Rock | Layton | UT | — | ◇ UNVERIFIED |
| GRGeneva Rock Products, INC. - Pelican Point Limestone, Aggregate, & Concrete Fa | Lehi | UT | — | ◇ UNVERIFIED |
| GRGeneva Rock Products; Pelican Point | Pelican Point | UT | — | ◇ UNVERIFIED |
| GRGeneva Rock Products: Tooele | Tooele | UT | — | ◇ UNVERIFIED |
| GFGeorge Ferber & Sons | Fairmount | IL | — | ◇ UNVERIFIED |
| GMGeorgia Masonry Supply-macon | Macon | GA | — | ◇ UNVERIFIED |
| GMGeorgia Masonry Supply Montgomery | Montgomery | AL | — | ◇ UNVERIFIED |
| GTGeorgia Transit Mix LLC | Cumming | GA | — | ◇ UNVERIFIED |
| GTGeorgia Transit Mix LLC | Jasper | GA | — | ◇ UNVERIFIED |
| GCGerhold Concrete CO | Laurel | NE | — | ◇ UNVERIFIED |
| GCGerhold Concrete CO Portable | Hastings | NE | — | ◇ UNVERIFIED |
| GRGibson Redi - Mix INC | Gibson City | IL | — | ◇ UNVERIFIED |
| GSGibson & Schaeffer INC | Heber | CA | — | ◇ UNVERIFIED |
| GSGibson & Schaeffer INC | Brawley | CA | — | ◇ UNVERIFIED |
| GCGillette Concrete Batch Plant | Campbell | WY | — | ◇ UNVERIFIED |
| GTGillet Trucking | Bakersfield | CA | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Newberg | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Portland | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC Everett | Everett | WA | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC. - Scappoose Ready Mix | Scappoose | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC Vancouver Ready Mix Plant | Vancouver | WA | — | ◇ UNVERIFIED |
| GNGlacier Northwest Pioneer Aggregates | Dupont | WA | — | ◇ UNVERIFIED |
| GNGlacier Northwest Ready-mix Plant Site | Gig Harbor | WA | — | ◇ UNVERIFIED |
| GNGlacier Northwest Tumwater Plant | Tumwater | WA | — | ◇ UNVERIFIED |
| GNGlacier Northwest Yelm Plant | Yelm | WA | — | ◇ UNVERIFIED |
| GNGlacier Nw Plant Site | Aberdeen | WA | — | ◇ UNVERIFIED |
| GRGleason Redi Mix, INC. | Kenosha | WI | — | ◇ UNVERIFIED |
| GGGlen Gery Corporation | Summerville | PA | — | ◇ UNVERIFIED |
| GMGlenn Mccann CO INC | Ransom | IL | — | ◇ UNVERIFIED |
| GPGlenrock Portable Concrete Ba | Converse County | WY | — | ◇ UNVERIFIED |
| GBGlenstone Block Co-glenstone Block CO | Springfield | MO | — | ◇ UNVERIFIED |
| GCGlf Construction Sc Temporary Concrete Batch Plant | Beaufort | SC | — | ◇ UNVERIFIED |
| GLG. L. Mcneill, INC. | Andalusia | AL | — | ◇ UNVERIFIED |
| GTGloucester Transit Mix | Gloucester | MA | — | ◇ UNVERIFIED |
| GAGohmann Asphalt & Construction INC | Owensboro | KY | — | ◇ UNVERIFIED |
| GCGolden Concrete (hagenator Cbp) | Denver | CO | — | ◇ UNVERIFIED |
| GEGolden Empire Concrete | Bakersfield | CA | — | ◇ UNVERIFIED |
| GEGolden Empire Concrete | Bakersfield | CA | — | ◇ UNVERIFIED |
| GEGolden Empire Concrete CO | Wasco | CA | — | ◇ UNVERIFIED |