| GRGeneva Rock Products | Corinne | 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 |
| GHGenoa Hma Plant | Houston | TX | — | ◇ UNVERIFIED |
| GFGeorge Ferber & Sons | Fairmount | IL | — | ◇ UNVERIFIED |
| GGGeorge Georgian | Glendale | CA | — | ◇ UNVERIFIED |
| GKGeorge Kharadjian | North Hollywood | CA | — | ◇ UNVERIFIED |
| GMGeorge Michinard | Downey | CA | — | ◇ UNVERIFIED |
| GRGeorge Reed INC | Clements | CA | — | ◇ UNVERIFIED |
| GRGeorge Reed INC | Escalon | CA | — | ◇ UNVERIFIED |
| GRGeorge Reed, INC | Modesto | CA | — | ◇ UNVERIFIED |
| GRGeorge Reed, INC. | Rio Linda | CA | — | ◇ UNVERIFIED |
| GAGeorgertown Apartments | Orange | CA | — | ◇ UNVERIFIED |
| GAGeorgia Asphalt Productions | Brunswick | GA | — | ◇ 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 |
| GIGeo-tai Investments LLC | Gardena | CA | — | ◇ UNVERIFIED |
| GHGerald H. Phipps (con-e-co Lo Pro Cbp) | Denver | CO | — | ◇ UNVERIFIED |
| GCGerhold Concrete CO | Laurel | NE | — | ◇ UNVERIFIED |
| GCGerhold Concrete CO Portable | Hastings | NE | — | ◇ UNVERIFIED |
| GMGerken Material, INC. Plant #5 (0369000143) | Ottawa | OH | — | ◇ UNVERIFIED |
| GMGerken Materials INC - Plant 20 (0335980002) | Pioneer | OH | — | ◇ UNVERIFIED |
| GMGerken Materials, INC. Plant 9 (0387000232)gerken Materials, INC. Plant 9 (03870 | West Millgrove | OH | — | ◇ UNVERIFIED |
| GAGernatt Asphalt Products, INC. | Delevan | NY | — | ◇ UNVERIFIED |
| GAGfrc Acquisition, LLC | Bossier City | LA | — | ◇ UNVERIFIED |
| GCGholson Corporation | Fairhope | AL | — | ◇ UNVERIFIED |
| GBGibbel Bros INC Dba Quikrete of Southern California | Corona | CA | — | ◇ UNVERIFIED |
| GRGibson Redi - Mix INC | Gibson City | IL | — | ◇ UNVERIFIED |
| GSGibson & Schaeffer INC | Heber | CA | — | ◇ UNVERIFIED |
| GSGibson & Schaeffer INC | Brawley | CA | — | ◇ UNVERIFIED |
| GIGibson's Irrigation Systems | Delano | CA | — | ◇ UNVERIFIED |
| GDGiesa Dibianca | Santa Monica | CA | — | ◇ UNVERIFIED |
| GAGillespie and Son, INC. | Greenwood | DE | — | ◇ UNVERIFIED |
| GCGillett Cement Products INC | Gillett | WI | — | ◇ UNVERIFIED |
| GCGillette Concrete Batch Plant | Campbell | WY | — | ◇ UNVERIFIED |
| GHGillette Hot Plant Site | Campbell County | WY | — | ◇ UNVERIFIED |
| GPGillette Plant | Weston County | WY | — | ◇ UNVERIFIED |
| GTGillet Trucking | Bakersfield | CA | — | ◇ UNVERIFIED |
| GEGilman Excavating - 777-2543 | Butte | MT | — | ◇ UNVERIFIED |
| GSGil Son Paving CO Various Sites | Castle Rock | CO | — | ◇ UNVERIFIED |
| GTGil Tvizer | Pico Rivera | CA | — | ◇ UNVERIFIED |
| GTGil Tvizer | Culver City | CA | — | ◇ UNVERIFIED |
| GNGizelle Nodalo | Valencia | CA | — | ◇ UNVERIFIED |
| GJG & J Asphalt & Material, INC (0671010134) | Chillicothe | OH | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Portland | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Newberg | OR | — | ◇ UNVERIFIED |