| HRHolliday Rock Santa Ana 25 | Santa Ana | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Ventura 27 | Ventura | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Westminster 20 | Westminster | CA | — | ◇ UNVERIFIED |
| HCHollingsworth Concrete Products INC. | Carrollton | GA | — | ◇ UNVERIFIED |
| HAHolly Asphalt Company | Glendale | AZ | — | ◇ UNVERIFIED |
| HAHollywood Asphalt, LLC | California | MD | — | ◇ UNVERIFIED |
| HQHollywood Quarry | Hollywood | AL | — | ◇ UNVERIFIED |
| HSHolmes Supply CORP | Holmesville | OH | — | ◇ UNVERIFIED |
| HCHolroyd CO Lakewood | Lakewood | WA | — | ◇ UNVERIFIED |
| HRHolyoke Ready Mix | Holyoke | CO | — | ◇ UNVERIFIED |
| HLHome Lumber Reddimix | Hazard | KY | — | ◇ UNVERIFIED |
| HRHood River Sand and Gravel | Hood River | OR | — | ◇ UNVERIFIED |
| HRHood River Sand, Gravel & Ready Mix - the Dalles | The Dalles | OR | — | ◇ UNVERIFIED |
| HCHoover Concrete Plant #608 | Murfreesboro | TN | — | ◇ UNVERIFIED |
| HRHoover Ready Mix | Madison | TN | — | ◇ UNVERIFIED |
| HRHorgan Recycling Inc/west Point | West Point | PA | — | ◇ UNVERIFIED |
| HAHornell Asphalt | Hornell | NY | — | ◇ UNVERIFIED |
| HOHosea O Weaver & Sons INC | Robertsdale | AL | — | ◇ UNVERIFIED |
| HMHot Mix INC | Greensburg | IN | — | ◇ UNVERIFIED |
| HMHot Mix Paving CO INC | Tullahoma | TN | — | ◇ UNVERIFIED |
| HMHot Mix Plant No 1 - Gcp3-3699 | Jal | NM | — | ◇ UNVERIFIED |
| HEHouston East Asphalt Facility | Houston | TX | — | ◇ UNVERIFIED |
| HDHoward's Driveway INC | Menahga | MN | — | ◇ UNVERIFIED |
| HOH. O. Weaver & Sons INC. - Asphalt Plant #3 | Atmore | AL | — | ◇ UNVERIFIED |
| HHowell | Freehold | NJ | — | ◇ UNVERIFIED |
| HAHowell Asphalt CO | Vandalia | IL | — | ◇ UNVERIFIED |
| HEHowell Equipment Group CO | Mattoon | IL | — | ◇ UNVERIFIED |
| HGHowell Goup Equipment Co-barnhill | Fairfield | IL | — | ◇ UNVERIFIED |
| HBHri Brookville Asphalt Plt | Brookville | PA | — | ◇ UNVERIFIED |
| HIHri Inc/brookville Hma Plt 109 | Brookville | PA | — | ◇ UNVERIFIED |
| HIHri INC Johnstown Hma Plt | Johnstown | PA | — | ◇ UNVERIFIED |
| HRH & R Paving, INC. | Miami | FL | — | ◇ UNVERIFIED |
| HCH&t Contractors, LLC | Milton | FL | — | ◇ UNVERIFIED |
| HCHubbard Construction Company | Jacksonville | FL | — | ◇ UNVERIFIED |
| HCHubbard Construction Company | Davenport | FL | — | ◇ UNVERIFIED |
| HCHubbard Construction Company | Lakeland | FL | — | ◇ UNVERIFIED |
| HCHubbard Construction Dba Orlando Paving | Orlando | FL | — | ◇ UNVERIFIED |
| HOHubbell Okc Family | Oklahoma City | OK | — | ◇ UNVERIFIED |
| HOHubert Oye & Sons INC - Asphalt Products | Fargo | ND | — | ◇ UNVERIFIED |
| HMHudson Materials CO | Knoxville | TN | — | ◇ UNVERIFIED |
| HPHuey P Stockstill LLC | Gulfport | MS | — | ◇ UNVERIFIED |
| HPHuey P. Stockstill Llc, Asphalt Plant No. 4 | Wiggins | MS | — | ◇ UNVERIFIED |
| HPHuey P Stockstill Llc, Picayune | Picayune | MS | — | ◇ UNVERIFIED |
| HPHuey P. Stockstill Llc, Ready Mix Concrete #2 | Poplarville | MS | — | ◇ UNVERIFIED |
| HPHuey P Stockstill LLC - Tycer Plant #1 | Hammond | LA | — | ◇ UNVERIFIED |
| HSHuey Stockstill Inc, Asphalt Plant Number Four | Wiggins | MS | — | ◇ UNVERIFIED |
| HPHuntsman Pigments Americas, LLC (dba Southern Color) | Cartersville | GA | — | ◇ UNVERIFIED |
| HPHurst Plant | Hurst | TX | — | ◇ UNVERIFIED |
| HCHutchens Construction | Purdy | MO | — | ◇ UNVERIFIED |
| HCHutchens Construction-belle Vista Plant | Jane | MO | — | ◇ UNVERIFIED |