| GRGcc Rio Grande - Elida Cement Transfer Terminal | Elida | NM | — | ◇ UNVERIFIED |
| GAGcp Applied Technologies INC. @ Gage Brothers | Sioux Falls | SD | — | ◇ UNVERIFIED |
| GPGcsm Plant - Brazos West | Sealy | TX | — | ◇ UNVERIFIED |
| GIGears, INC - Portable Mixing Pugmill | Colorado Springs | CO | — | ◇ UNVERIFIED |
| GLGem2k, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| GPGeneva Pipe Company, INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| GPGeoquest Precast Plant - Labelle | Fort Denaud | FL | — | ◇ UNVERIFIED |
| GAGfrc Acquisition, LLC | Bossier City | LA | — | ◇ UNVERIFIED |
| GCGholson Corporation | Fairhope | AL | — | ◇ UNVERIFIED |
| GIGibson's Irrigation Systems | Delano | CA | — | ◇ UNVERIFIED |
| GAGillespie and Son, INC. | Greenwood | DE | — | ◇ UNVERIFIED |
| GCGillett Cement Products INC | Gillett | WI | — | ◇ UNVERIFIED |
| GCGlasscock Company | Sumter | SC | — | ◇ UNVERIFIED |
| GIGlobal Ifs | Grand Rapids | MI | — | ◇ UNVERIFIED |
| GIGlobe Industries INC | Ironwood | MI | — | ◇ UNVERIFIED |
| GCGnc Concrete Products, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| GCGoddard Concrete Products, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| GTGolden Triangle Temp Concrete Batch Plt | Monessen | PA | — | ◇ UNVERIFIED |
| GDGore Design Co., LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| GCGraber Concrete Pipe Company | Bloomingdale | IL | — | ◇ UNVERIFIED |
| GJGrand Junction Concrete Pipe / Ready Mix | Grand Junction | CO | — | ◇ UNVERIFIED |
| GNGranite Northwestriverscene Aggrega | Granite Falls | WA | — | ◇ UNVERIFIED |
| GCGrasselli Concrete Products Co, INC. | Birmingham | AL | — | ◇ UNVERIFIED |
| GIGreenbank Inc | Coupeville | WA | — | ◇ UNVERIFIED |
| GVGreenbrier Vault, LLC | Ronceverte | WV | — | ◇ UNVERIFIED |
| GPGreenstone Precast, LLC | New Gloucester | ME | — | ◇ UNVERIFIED |
| GVGuardian Vault Services, INC. | Chillicothe | OH | — | ◇ UNVERIFIED |
| GCGulf Coast Stabilized Materials, LLC | Houston | TX | — | ◇ UNVERIFIED |
| GWGulf Wilbert Vault CO INC | Theodore | AL | — | ◇ UNVERIFIED |
| HLHaddonstone (usa) LTD. | Pueblo | CO | — | ◇ UNVERIFIED |
| HWHairfield Wilbert Burial Vault Company | Morganton | NC | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services, INC | Grand Junction Area | CO | — | ◇ UNVERIFIED |
| HBHamby Brothers, INC. | North Wilkesboro | NC | — | ◇ UNVERIFIED |
| HCHammerson CORP - Portable Comcrete Batch | Seibert | CO | — | ◇ UNVERIFIED |
| HCHampton Concrete Products, INC. | Valencia | PA | — | ◇ UNVERIFIED |
| HCHamptons Concrete Lawn Ornaments | Bellevue | NE | — | ◇ UNVERIFIED |
| HAHanson - Athens | Athens | GA | — | ◇ UNVERIFIED |
| HPHanson Pipe & Precast INC. | Fort Worth | TX | — | ◇ UNVERIFIED |
| HPHanson Pipe & Precast INC Sidney | Sidney | OH | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products | Lockeford | CA | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products Precast | Huntsville | AL | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products Southeast INC | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products Southeast INC Mobile | Mobile | AL | — | ◇ UNVERIFIED |
| HPHanson Pipe Victoria Facility | Victoria | TX | — | ◇ UNVERIFIED |
| HRHanson Roof Tile | Dixon | CA | — | ◇ UNVERIFIED |
| HRHanson Roof Tile - Hobe Sound | Hobe Sound | FL | — | ◇ UNVERIFIED |
| HRHanson Roof Tile INC | Houston | TX | — | ◇ UNVERIFIED |
| HRHanson Roof Tile, INC. | Sanderson | FL | — | ◇ UNVERIFIED |
| HRHanson Roof Tile Summerfield | Summerfield | FL | — | ◇ UNVERIFIED |
| HRHanson Roof Tile Tolleson | Tolleson | AZ | — | ◇ UNVERIFIED |
