| GNGlacier Nw Woodland | Woodland | WA | — | ◇ UNVERIFIED |
| GBGlendale Batch Plant #7 | Glendale | AZ | — | ◇ UNVERIFIED |
| GCGodwin Concrete Co-brunswick | Southport | NC | — | ◇ UNVERIFIED |
| GIGrand Isle Shipyard INC - Training Facility & Main Office | Galliano | LA | — | ◇ UNVERIFIED |
| GRGranite Rock CO Monterey Branch Br341 | Seaside | CA | — | ◇ UNVERIFIED |
| GRGranite Rock Company Redwood City | Redwood City | CA | — | ◇ UNVERIFIED |
| GRGranite Rock Company Salinas Concrete | Salinas | CA | — | ◇ UNVERIFIED |
| GRGranite Rock CO Santa Cruz Con | Santa Cruz | CA | — | ◇ UNVERIFIED |
| GSGranite State Concrete | Westford | MA | — | ◇ UNVERIFIED |
| GAGreen and White Rock Products | Corvallis | OR | — | ◇ UNVERIFIED |
| GBGreen Bay Ready Mix Plant | Davenport | FL | — | ◇ UNVERIFIED |
| GCGreeneville Concrete Plant | Greeneville | TN | — | ◇ UNVERIFIED |
| GCGreenhill Concrete Broken Arrow Batch Plant | Broken Arrow | OK | — | ◇ UNVERIFIED |
| GCGreenhill Concrete Products, INC. | Owasso | OK | — | ◇ UNVERIFIED |
| GPGreenspoint Plant | Houston | TX | — | ◇ UNVERIFIED |
| GRGroesbeck Ready Mix | Groesbeck | TX | — | ◇ UNVERIFIED |
| GSGulf States Ready Mix Concrete - Plant No 10 | Gulfport | MS | — | ◇ UNVERIFIED |
| GSGulf States Ready-mix Plant 25 | Bay Saint Louis | MS | — | ◇ UNVERIFIED |
| GSGulf States Ready-mix Plant 30 | Semmes | AL | — | ◇ UNVERIFIED |
| HRHamilton Ready Mix | Jefferson | IA | — | ◇ UNVERIFIED |
| HAHanson Aggregates | Florence | AZ | — | ◇ UNVERIFIED |
| HAHanson Aggregates Arizona INC | Laveen | AZ | — | ◇ UNVERIFIED |
| HAHanson Aggregates Arizona INC | Prescott | AZ | — | ◇ UNVERIFIED |
| HAHanson Aggregates Arizona INC | Litchfield Park | AZ | — | ◇ UNVERIFIED |
| HAHanson Aggregates Arizona INC. | Mesa | AZ | — | ◇ UNVERIFIED |
| HAHanson Aggregates Arizona INC. | Apache Junction | AZ | — | ◇ UNVERIFIED |
| HPHanson Paver Products Haines City Plant | Haines City | FL | — | ◇ UNVERIFIED |
| HPHanson Pipe and Products Southeast INC | Como | MS | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products INC Longview | Longview | TX | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products INC Salem Plant | Salem | VA | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products, Jackson South | Jackson | MS | — | ◇ UNVERIFIED |
| HPHanson Pipe & Products Southeast INC Pelham | Pelham | AL | — | ◇ UNVERIFIED |
| HCHardaway Concrete CO - Lexington | Lexington | SC | — | ◇ UNVERIFIED |
| HRHawaiian Rock Products-guam | Mangilao | GU | — | ◇ UNVERIFIED |
| HRHawaiian Rock Saipan | Saipan | MP | — | ◇ UNVERIFIED |
| HRHayward Ready-mix Concrete LLC Div of Todd''s Redi | Hayward | WI | — | ◇ UNVERIFIED |
| HBHcm Block and Brick San Antonio Plant | San Antonio | TX | — | ◇ UNVERIFIED |
| HBHcm Block & Brick L.p. | Alleyton | TX | — | ◇ UNVERIFIED |
| HCHeadwaters Concrete Products - East Houston | Houston | TX | — | ◇ UNVERIFIED |
| HCHeadwaters Construction Materials - Dallas | Dallas | TX | — | ◇ UNVERIFIED |
| HCHeadwaters Construction Materials LLC - Eagle Lake | Eagle Lake | TX | — | ◇ UNVERIFIED |
 Heavy Materials Svi - St Thomas | Saint Thomas | VI | — | ◇ UNVERIFIED |
| HMHeidelberg Materials, Concrete | Auburn | AL | — | ◇ UNVERIFIED |
| HPHelco Portable Concrete Plant (donnelly) 302231 | Donnelly | ID | — | ◇ UNVERIFIED |
| HSHelena Sand & Gravel Dba Montana Materials & Const | Anaconda | MT | — | ◇ UNVERIFIED |
| HCHeritage Concrete CORP | Exeter | RI | — | ◇ UNVERIFIED |
| HSHess Services - Hays (230th Ave) | Hays | KS | — | ◇ UNVERIFIED |
| H2Highway 2 Ready Mix | Palmyra | NE | — | ◇ UNVERIFIED |
| H9Highway 90 Ready Mix 10 | San Antonio | TX | — | ◇ UNVERIFIED |
| HFHigley Facility | Mesa | AZ | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrete Cheswold Facility | Cheswold | DE | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrete Heald Street Facility | Wilmington | DE | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrete Middletown Faci;ity | Townsend | DE | — | ◇ UNVERIFIED |
| HCHma Concrete LLC Dba Heritage Concrtete Avondale Facility | Avondale | PA | — | ◇ UNVERIFIED |
| HSHm Southeast Concrete (griffin Plant) | Griffin | GA | — | ◇ UNVERIFIED |
| HPHockley Plant | Hockley | TX | — | ◇ UNVERIFIED |
| HRHockley Rmc Plant | Hockley | TX | — | ◇ UNVERIFIED |
| HPHolcim - Plaquemines Lng Plant | Port Sulphur | LA | — | ◇ UNVERIFIED |
| HIHolcim-sor, Inc.-choctaw | Baton Rouge | LA | — | ◇ UNVERIFIED |
| HIHolcim-sor, Inc.-golden Pass Portable | Sabine Pass | TX | — | ◇ UNVERIFIED |
| HIHolcim-sor, Inc.-gonazales | Gonzales | LA | — | ◇ UNVERIFIED |
| HIHolcim-sor, INC. - Pecue | Baton Rouge | LA | — | ◇ UNVERIFIED |
| HWHolcim Wcr - Cs-main | Colorado Springs | CO | — | ◇ UNVERIFIED |
| HWHolcim Wcr - Cs-north | Colorado Springs | CO | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Bannock | Denver | CO | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Broomfield Plant | Broomfield | CO | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Commerce City Readymix | Commerce City | CO | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Sand Cree | Aurora | CO | — | ◇ UNVERIFIED |
| HRHolliday Rock - Adelanto | Adelanto | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Chino 18 | Chino | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock CO INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Co., INC. | Bakersfield | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Company - Mountain View | Upland | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Company - Van Nuys | Van Nuys | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock - Irvine | Irvine | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Long Beach 23 | Long Beach | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Ontario 28 | Ontario | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock - San Bernardino Facility | San Bernardino | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Santa Ana 25 | Santa Ana | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock - Santa Clarita Facility | Canyon Country | CA | — | ◇ UNVERIFIED |
| HRHolliday Rock Sun Valley 19 | Sun Valley | CA | — | ◇ UNVERIFIED |
| HRHolmes Road Plant B | Houston | TX | — | ◇ UNVERIFIED |
| HRHood River Sand and Gravel | Hood River | OR | — | ◇ UNVERIFIED |
| HRHood River Sand, Gravel & Ready Mix - the Dalles | The Dalles | OR | — | ◇ UNVERIFIED |
| HHowell | Freehold | NJ | — | ◇ UNVERIFIED |
| HRHumble Rmc Plant | Humble | TX | — | ◇ UNVERIFIED |
| HCHusker Concrete | Lincoln | NE | — | ◇ UNVERIFIED |
| HCHydro Conduit San Antonio | Castroville | TX | — | ◇ UNVERIFIED |
| IMIdaho Materials and Construction | Eagle | ID | — | ◇ UNVERIFIED |
| ICIngram Concrete | Crowley | TX | — | ◇ UNVERIFIED |
| ICInterstate Concrete and Asphalt | Sandpoint | ID | — | ◇ UNVERIFIED |
| ICInterstate Concrete & Asphalt Post Falls | Post Falls | ID | — | ◇ UNVERIFIED |
| IBIpc Building Products Plant | Sugar Land | TX | — | ◇ UNVERIFIED |
| IIrving | Irving | TX | — | ◇ UNVERIFIED |
| JRJackson Ready-mix Plant 26 | Canton | MS | — | ◇ UNVERIFIED |
| JRJackson Ready-mix Plant 4 | Byram | MS | — | ◇ UNVERIFIED |
| JRJackson Ready-mix Plant 8 | Brandon | MS | — | ◇ UNVERIFIED |
| JHJames Hardie Building Products | Plant City | FL | — | ◇ UNVERIFIED |
| JPJarrell Plant | Jarrell | TX | — | ◇ UNVERIFIED |
| JBJay Battenberg | Bonner Springs | KS | — | ◇ UNVERIFIED |
