| HAHanson Aggregates Arizona INC. | Mesa | AZ | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HAHanson Aggregates Mid-pacific INC | San Luis Obispo | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HAHanson Aggregates Pacific Southwest INC | San Diego | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHanson Pipe and Precast INC | Hattiesburg | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products, Jackson North | Jackson | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products Precast Panama City | Panama City | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHanson Ready Mix INC | State College | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHarbor Ready-mix | Redwood City | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHa Rc Sul Tw Sherman Heirs 10 #2-alt Facility | Haynesville | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHardaway Concrete CO INC Plt 10 | Irmo | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHardaway Concrete Company Columbia Plant #2 | Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHardaway Concrete Company - Powdersville | Powdersville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHardaway Concrete Company - Simpsonville | West Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHard Rock Material Cbp | Green Cove Springs | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHard Rock Materials - Baldwin Tradeplex | Baldwin | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHard Rock Materials - St. Augustine Cbp | Elkton | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HLHare Lumber & Ready-mix INC | Clewiston | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHarlan County Concrete LLC | Harlan | KY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHarper Construction, INC. - Closed | Nashville | TN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHarrod Concrete & Stone CO INC - Blue Sky Plant 10 | Lexington | KY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HWHarry W Kuhn INC | West Chicago | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHartley Ready Mix Concrete Manufacturing, INC. | Greensboro | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHaslet Plant | Haslet | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHavin Red E Mix LLC Sullivan Plant | Sullivan | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHawk-i Ready Mix | Coralville | IA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Southeast Agg LLC - Bessemer Plant | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement LLC | Cleveland | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHelco Portable Concrete Plant (donnelly) 302231 | Donnelly | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HSHelena Sand & Gravel Dba Montana Materials & Const | Anaconda | MT | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HFHenry Frerk Sons INC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HNHenry Nelch & Son CO INC | Springfield | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHeritage Concrete Service Corporation - Dunn Plant | Dunn | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHerzog Contracting Corporation-herzog Red E Mixed Concrete CO | Saint Joseph | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCH&h Concrete on Demand | Irving | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HHHi Hill Ready Mix Company | Seymour | IN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHildreth Ready Mix #2 | Rockingham | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHillsboro Ready Mix Div of Mid-illinois Concrete | Hillsboro | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HLHines #1 Lease | Ada | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHissong Ready-mix & Aggregates LLC - Eliot | Eliot | ME | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHi-way Paving Carolina Bay Parkway Batch 4409 | Nashville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HMHj Mohr & Sons CO | Oak Park | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HSHog Slat, INC. - Clinton Plant 2 | Clinton | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HMHolcim - Mar INC - Dumfries | Dumfries | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HMHolcim - Mar INC - Stephens City Rmx | Stephens City | VA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim-sor INC - Gonzales Plant | Gonzales | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HUHolcim US INC | Fremont | NE | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HWHolcim Wcr - Cs-portable | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Denver Plant | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HWHolcim Wcr - Pueblo East | Pueblo Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHolliday Rock Canoga Park 31 | Canoga Park | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
