| HEHardin Enterprises, LLC | Austin | NV | — | ◇ UNVERIFIED |
| HRHardin Ready Mix INC | Hardin | IL | — | ◇ UNVERIFIED |
| HRHard Rock Material Cbp | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| HRHard Rock Materials - Baldwin Tradeplex | Baldwin | FL | — | ◇ UNVERIFIED |
| HRHard Rock Materials - Faye Rd | Jacksonville | FL | — | ◇ UNVERIFIED |
| HRHard Rock Materials - St. Augustine Cbp | Elkton | FL | — | ◇ UNVERIFIED |
| HRHard Rock & Redi Mix INC Main Plant | Salida | CO | — | ◇ UNVERIFIED |
| HRHardy Rd Rmc Plant | Houston | TX | — | ◇ UNVERIFIED |
| HLHare Lumber & Ready-mix INC | Clewiston | FL | — | ◇ UNVERIFIED |
| HCHarlan County Concrete LLC | Harlan | KY | — | ◇ UNVERIFIED |
| HCHarlan County Concrete LLC | Harlan | KY | — | ◇ UNVERIFIED |
| HIHarmco INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| HSHarold Smith & Son, INC | Saint Helena | CA | — | ◇ UNVERIFIED |
| HCHarper Construction, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| HCHarper Construction, INC. - Closed | Nashville | TN | — | ◇ UNVERIFIED |
| HCHarper Contracting- 2300 North Concrete Plant | Salt Lake City | UT | — | ◇ UNVERIFIED |
| HFHarris Fence & Concrete Co., INC. | Tonopah | NV | — | ◇ UNVERIFIED |
| HCHarrod Concrete & Stone CO INC | Lexington | KY | — | ◇ UNVERIFIED |
| HCHarrod Concrete & Stone CO INC - Blue Sky Plant 10 | Lexington | KY | — | ◇ UNVERIFIED |
| HTHarrod Transport Company Harrod Concrete and Stone Company | Frankfort | KY | — | ◇ UNVERIFIED |
| HKHarry Kuhn INC | Plainfield | IL | — | ◇ UNVERIFIED |
| HWHarry W Kuhn INC | West Chicago | IL | — | ◇ UNVERIFIED |
| HIHarsco Infrastructure | Marion | OH | — | ◇ UNVERIFIED |
| HRHartley Ready Mix Concrete Manufacturing, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| HRHartleys Ready Mix Concrete | Winston Salem | NC | — | ◇ UNVERIFIED |
| HRHarwin Rmc Plant | Houston | TX | — | ◇ UNVERIFIED |
| HPHaslet Plant | Haslet | TX | — | ◇ UNVERIFIED |
| HHastings | Hastings | NE | — | ◇ UNVERIFIED |
| HLHavasu Landing Concrete | Lavasu Lake | CA | — | ◇ UNVERIFIED |
| HMHavin Material Service-st Clair Plant | Saint Clair | MO | — | ◇ UNVERIFIED |
| HRHawkeye Ready Mix | Iowa City | IA | — | ◇ UNVERIFIED |
| HRHawkeye Ready-mix, INC. | Cedar Rapids | IA | — | ◇ UNVERIFIED |
| HRHawkins Rexcon Pugmill Batch | Portable | NE | — | ◇ UNVERIFIED |
| HRHawk-i Ready Mix | Coralville | IA | — | ◇ UNVERIFIED |
| HCHawthorne Concrete Batch Plant | Hawthorne | NV | — | ◇ UNVERIFIED |
| HCHawthorne Concrete Batch Plant | Yerington | NV | — | ◇ UNVERIFIED |
| HRHays Ready Mix INC. - Great Bend Plant | Great Bend | KS | — | ◇ UNVERIFIED |
| HSHaystack Site | Elko | NV | — | ◇ UNVERIFIED |
| HBHayward Baker | Gillespie | IL | — | ◇ UNVERIFIED |
| HBH B Stanley Incorporated | Beaver Dam | KY | — | ◇ UNVERIFIED |
| HZHb Zachary CO Denver Int Arprt | Denver | CO | — | ◇ UNVERIFIED |
| HLHc&d LLC - Sand Island Ready-mix Facility | Honolulu | HI | — | ◇ UNVERIFIED |
| HCH C Muddox | Ione | CA | — | ◇ UNVERIFIED |
| HCH C Muddox-sacramento | Sacramento | 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 |
| HWHead West INC | Compton | CA | — | ◇ UNVERIFIED |
| HHHeavy Highway Infrastructure-sanford Plant | Sanford | FL | — | ◇ 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 Ne Braddock Plt | Braddock | PA | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Ne Pittsburgh Plt | Pittsburgh | PA | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Southeast Agg LLC - Bessemer Plant | Bessemer | AL | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Southeast Agg LLC - Leeds Plant | Leeds | AL | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Southeast Agg LLC Portablr Crushing Plant #1 | Georgia | GA | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| HCHenry Camosse and Son | Worcester | MA | — | ◇ UNVERIFIED |
| HFHenry Frerk Sons INC | Chicago | IL | — | ◇ UNVERIFIED |
| HNHenry Nelch & Son CO INC | Springfield | IL | — | ◇ UNVERIFIED |
| HMHeredia Materials LLC | Goodyear | AZ | — | ◇ UNVERIFIED |
| HCHeritage Concrete Service Corporation - Dunn Plant | Dunn | NC | — | ◇ UNVERIFIED |
| HEHeritage Environmental Svcs LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| HLHermann Lumber Company Ready Mix | Hermann | MO | — | ◇ UNVERIFIED |
| HCHermanos Concrete Pump, INC | Miami | FL | — | ◇ UNVERIFIED |
| HCHerzog Contracting Corporation-herzog Red E Mixed Concrete CO | Saint Joseph | MO | — | ◇ UNVERIFIED |
| HCHessian Co., LTD. | Downingtown | PA | — | ◇ UNVERIFIED |
| HRHess Ready Mix Concrete | Schuylkill Haven | PA | — | ◇ UNVERIFIED |
| HWHickman Williams & Company | Etna | PA | — | ◇ UNVERIFIED |
| HGHigh Grade Concrete | Muskegon Hts | MI | — | ◇ UNVERIFIED |
| HGHigh Grade Materials | Grand Rapids | MI | — | ◇ UNVERIFIED |
| HGHigh Grade Materials Company | Grand Rapids | MI | — | ◇ 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 #2 | Rockingham | NC | — | ◇ UNVERIFIED |
| HRHildreth Ready Mix, LLC | Wadesboro | NC | — | ◇ UNVERIFIED |
| HRHillsboro Ready Mix | Hillsboro | TX | — | ◇ UNVERIFIED |
| HRHillsboro Ready Mix Div of Mid-illinois Concrete | Hillsboro | IL | — | ◇ 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 |
| HRHite Ready Mix | Bardstown | KY | — | ◇ UNVERIFIED |
| HPHi-way Paving | Nashville | TN | — | ◇ UNVERIFIED |
| HPHi-way Paving Carolina Bay Parkway Batch 4409 | Nashville | TN | — | ◇ UNVERIFIED |
| HMHj Mohr & Sons CO | Oak Park | IL | — | ◇ UNVERIFIED |
| HGH&k Group, INC. | Birdsboro | PA | — | ◇ 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 |
| HPHmss Plant - Old Conroe | Conroe | TX | — | ◇ UNVERIFIED |
