| HAHanson Aggregates San Luis Obispo | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| HAHanson Aggregates West INC | Irwindale | CA | — | ◇ 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 Victoria Facility | Victoria | TX | — | ◇ UNVERIFIED |
| HRHanson Ready Mix, INC. | Mcmechen | WV | — | ◇ UNVERIFIED |
| HRHanson Roof Tile | Dixon | CA | — | ◇ UNVERIFIED |
| HRHanson Roof Tile INC | Houston | TX | — | ◇ UNVERIFIED |
| HRHanson Roof Tile Tolleson | Tolleson | AZ | — | ◇ UNVERIFIED |
| HOHans O. Ribi and Mary Anne Ribi, Trustees of the Ribi Living Trust | Burlingame | CA | — | ◇ UNVERIFIED |
| HHanwha | White Hall | AR | — | ◇ UNVERIFIED |
| HVHappy Valley Blended Products, LLC | Bellefonte | PA | — | ◇ UNVERIFIED |
| HSHarbor Signs | Stockton | CA | — | ◇ UNVERIFIED |
| HIHardcrete INC | Weidman | MI | — | ◇ UNVERIFIED |
| HEHardin Enterprises, LLC | Austin | NV | — | ◇ UNVERIFIED |
| HRHardin Ready Mix INC | Hardin | IL | — | ◇ UNVERIFIED |
| HRHardy Rd Rmc Plant | Houston | TX | — | ◇ UNVERIFIED |
| HTHarmarville Temporary Batch Plant Project | Harmar, Township of | PA | — | ◇ UNVERIFIED |
| HIHarmco INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| HGHarold Green Bagging Facility | Austin | TX | — | ◇ UNVERIFIED |
| HSHarold Smith & Son, INC | Saint Helena | CA | — | ◇ UNVERIFIED |
| HCHarper Construction, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| HCHarper Contracting- 2300 North Concrete Plant | Salt Lake City | UT | — | ◇ UNVERIFIED |
| HFHarris Fence & Concrete Co., INC. | Tonopah | NV | — | ◇ UNVERIFIED |
| HKHarry Kuhn INC | Plainfield | IL | — | ◇ UNVERIFIED |
| HCHart Concrete Designs, INC. | Santa Ana | CA | — | ◇ UNVERIFIED |
| HRHarwin Rmc Plant | Houston | TX | — | ◇ UNVERIFIED |
| HIHasa INC | Pittsburg | CA | — | ◇ UNVERIFIED |
| HIHasa INC | Anaheim | CA | — | ◇ UNVERIFIED |
| HHastings | Hastings | NE | — | ◇ UNVERIFIED |
| HHHaus Holdings LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| HLHavasu Landing Concrete | Lavasu Lake | CA | — | ◇ UNVERIFIED |
| HPHawaii Precast, INC. | Kailua Kona | HI | — | ◇ UNVERIFIED |
| HRHawkeye Ready Mix | Iowa City | IA | — | ◇ UNVERIFIED |
| HRHawkeye Ready-mix, INC. | Cedar Rapids | IA | — | ◇ UNVERIFIED |
| HRHawkins Rexcon Pugmill Batch | Portable | NE | — | ◇ UNVERIFIED |
| HCHawthorne Concrete Batch Plant | Yerington | NV | — | ◇ UNVERIFIED |
| HCHawthorne Concrete Batch Plant | Hawthorne | NV | — | ◇ UNVERIFIED |
| HRHays Ready Mix INC. - Great Bend Plant | Great Bend | KS | — | ◇ UNVERIFIED |
| HSHaystack Site | Elko | NV | — | ◇ UNVERIFIED |
| HBHayward Baker | Gillespie | IL | — | ◇ UNVERIFIED |
| HCHazard Conntrol Technologies, INC. | Fayetteville | GA | — | ◇ UNVERIFIED |
| HBH B Stanley Incorporated | Beaver Dam | KY | — | ◇ UNVERIFIED |
| HZHb Zachary CO Denver Int Arprt | Denver | CO | — | ◇ UNVERIFIED |
| HUHcm Utah INC | La Mirada | CA | — | ◇ UNVERIFIED |
| HCHdm Construction Enterprises Inc./dba Hd | Commerce City | CO | — | ◇ UNVERIFIED |
| HRH&d Redi-mix LLC | Americus | GA | — | ◇ UNVERIFIED |
| HIHead, INC. | Marietta | GA | — | ◇ UNVERIFIED |
| HIHead, INC. - Pope Aaf Plant | Ft. Liberty (cumberland,nc) | NC | — | ◇ UNVERIFIED |
| HLHearthmark LLC Dba Jarden Home Brands | Cloquet | MN | — | ◇ UNVERIFIED |
 Heavy Materials Svi - St Croix | Christiansted | VI | — | ◇ UNVERIFIED |
| HRHebron Ready Mix Plant | Hebron | NE | — | ◇ UNVERIFIED |
| HSHeft & Sons L.l.c. | Greensburg | KS | — | ◇ UNVERIFIED |
| HHH.e. Hunewill Construction Co., INC. | Wellington | NV | — | ◇ UNVERIFIED |
| HMHeidelberg Materials - Alvin Rmc | Alvin | TX | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Southeast Agg LLC Portablr Crushing Plant #1 | Georgia | GA | — | ◇ UNVERIFIED |
| HBHeitman Brooks Ii, LLC. | Ontario | CA | — | ◇ UNVERIFIED |
| HEHeldenfels Enterprises, INC. | Corpus Christi | TX | — | ◇ UNVERIFIED |
| HCHenkel CORP | Rochester Hills | MI | — | ◇ UNVERIFIED |
| HCHenkel CORP Emery Group | Commerce | CA | — | ◇ UNVERIFIED |
| HSHenkel Surface Techs | Calhoun | GA | — | ◇ UNVERIFIED |
| HSHenkel Surface Techs | Delaware | OH | — | ◇ UNVERIFIED |
| HMHeredia Materials LLC | Goodyear | AZ | — | ◇ UNVERIFIED |
| HCHeritage Crystal Clean LLC - Wood Dale Facility | Wood Dale | IL | — | ◇ UNVERIFIED |
| HPHeritage Personnel, LLC | Cedar Park | TX | — | ◇ UNVERIFIED |
| HCHermanos Concrete Pump, INC | Miami | FL | — | ◇ UNVERIFIED |
| HIHerpel, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| HBHerring Brothers, INC. | Alabaster | AL | — | ◇ UNVERIFIED |
| HCHessian Co., LTD. | Downingtown | PA | — | ◇ UNVERIFIED |
| HWHickman, Williams & Company of Kentucky -- Casting Materials Division | Chattanooga | TN | — | ◇ UNVERIFIED |
| HGHigh Grade Concrete | Muskegon Hts | MI | — | ◇ UNVERIFIED |
| HGHigh Grade Materials | Grand Rapids | MI | — | ◇ UNVERIFIED |
| HGHigh Grade Materials Company | Grand Rapids | MI | — | ◇ UNVERIFIED |
| HDHighland Distillers INC | Culver | OR | — | ◇ UNVERIFIED |
| HWHighline Warren LLC | Walterboro | SC | — | ◇ UNVERIFIED |
| HWHighline Warren, Llc- Sparks Facility | Sparks | NV | — | ◇ UNVERIFIED |
| HMHi-grade Materials-bear Valley Rd | Hesperia | CA | — | ◇ UNVERIFIED |
| HMHi-grade Materials CO | Littlerock | CA | — | ◇ UNVERIFIED |
| HMHi-grade Materials Company - Yucca Valley | Yucca Valley | CA | — | ◇ UNVERIFIED |
| HMHi-grade Materials-two Mile Rd | Joshua Tree | CA | — | ◇ UNVERIFIED |
| HMHi-grade Materials-w Avenue H-6 | Lancaster | CA | — | ◇ UNVERIFIED |
| HRHildreth Ready Mix, LLC | Wadesboro | NC | — | ◇ UNVERIFIED |
| HBHill Bros Chemical CO | Amboy | CA | — | ◇ UNVERIFIED |
| HCHill Chemical, Inc. | Lakeland | FL | — | ◇ UNVERIFIED |
| HRHillsboro Ready Mix | Hillsboro | TX | — | ◇ UNVERIFIED |
| HMHills Materials CO | Chadron | NE | — | ◇ UNVERIFIED |
| HRHilmar Ready Mix Rockery-nursery LLC | Hilmar | CA | — | ◇ UNVERIFIED |
| HSHiskett & Sons | Fallon | NV | — | ◇ UNVERIFIED |
| HRHissong Ready-mix & Aggregates, LLC | Westbrook | ME | — | ◇ UNVERIFIED |
| HGH&k Group, INC. | Birdsboro | PA | — | ◇ UNVERIFIED |
| HHHln Holding LLC | Bensenville | IL | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrete Frankford Facility | Frankford | DE | — | ◇ UNVERIFIED |
| HPHm Pacific Northwest, INC. | Portland | OR | — | ◇ UNVERIFIED |
| HSHm Southeast Concrete (hogansville Plant) | Hogansville | GA | — | ◇ UNVERIFIED |
| HSHm Southeast Concrete (jenkinsburg Plant) | Jenkinsburg | GA | — | ◇ UNVERIFIED |
| HSHm Southeast Concrete (thomaston Plant) | Thomaston | GA | — | ◇ UNVERIFIED |
