| GSGallup Sand and Gravel - 150tph Concrete Batch Plant No1191 | Gallup | NM | — | ◇ UNVERIFIED |
| GSGallup Sand & Gravel/plant 2 Concrt__326 | Gallup | NM | — | ◇ UNVERIFIED |
| GCGarden City Plant | Garden City | TX | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix 1 (portable)(air) | Garden City | KS | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix (colby) | Ulysses | KS | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix, Inc. | Garden City | KS | — | ◇ UNVERIFIED |
| GRGatesville Ready Mix | Gatesville | TX | — | ◇ UNVERIFIED |
| G8Gateway 85 Portable | Lowell | NC | — | ◇ UNVERIFIED |
| GIGateway Industrial Park | Lackawanna | NY | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | New Stanton | PA | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | Carmichaels | PA | — | ◇ UNVERIFIED |
| GEGayton Enterprises | Saint Charles | IL | — | ◇ UNVERIFIED |
| GCGb Construction - Junction City | Junction City | CA | — | ◇ UNVERIFIED |
| GCGb Construction - Lewiston | Lewiston | CA | — | ◇ UNVERIFIED |
| GAGcc Alliance - Cherokee Washborn | Cherokee | IA | — | ◇ UNVERIFIED |
| GGcc-bellingham | Milbank | SD | — | ◇ UNVERIFIED |
| GSGcc-big Stone City | Big Stone City | SD | — | ◇ UNVERIFIED |
| GCGcc Consolidated Ready Mix - Portable CO | Aberdeen | SD | — | ◇ UNVERIFIED |
| GMGcc Mid Continent Concret CO | Oklahoma City | OK | — | ◇ UNVERIFIED |
| GGcc-mingo | Tulsa | OK | — | ◇ UNVERIFIED |
| GGcc-muskogee | Muskogee | OK | — | ◇ UNVERIFIED |
| GGcc-newcastle | Newcastle | OK | — | ◇ UNVERIFIED |
| GGcc-okmulgee | Okmulgee | OK | — | ◇ UNVERIFIED |
| GRGcc Ready Mix | Sergeant Bluff | IA | — | ◇ UNVERIFIED |
| GRGcc Ready Mix | Jackson | MN | — | ◇ UNVERIFIED |
| GWGcc West Gate | Las Cruces | NM | — | ◇ 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 |
| 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 |
| GOGe Oil & Gas | Connersville | IN | — | ◇ UNVERIFIED |
| GFGeorge Ferber & Sons | Fairmount | IL | — | ◇ UNVERIFIED |
| GOGeorge Oil | Lafayette | CO | — | ◇ 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 | Brawley | CA | — | ◇ UNVERIFIED |
| GSGibson & Schaeffer INC | Heber | CA | — | ◇ UNVERIFIED |
| GCGillette Concrete Batch Plant | Campbell | WY | — | ◇ UNVERIFIED |
| GTGillet Trucking | Bakersfield | CA | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Newberg | OR | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC | Hillsboro | OR | — | ◇ UNVERIFIED |