| DCDenver Countertops, LLC | Englewood | — | ◇ UNVERIFIED |
| DMDenver Marble Concepts | Denver | — | ◇ UNVERIFIED |
| DRDenver Ready Mix INC | Aurora | — | ◇ UNVERIFIED |
| DSDiamond Surface INC | Burlington | — | ◇ UNVERIFIED |
| DCDick Casey Concrete CO | Carbondale | — | ◇ UNVERIFIED |
| DCDick Casey Concrete CO | Carbondale | — | ◇ UNVERIFIED |
| DWDon Ward INC | Pueblo | — | ◇ UNVERIFIED |
| DRDorn Ready Mix | Fort Morgan Area | — | ◇ UNVERIFIED |
| EGEagle Granite Unlimited | Minturn | — | ◇ UNVERIFIED |
| EPEarthstone Products, LLC | Fort Collins | — | ◇ UNVERIFIED |
 Energy Technologies Group (was 3d Pierin | Commerce City | — | ◇ UNVERIFIED |
| EMEnvironmental Materials LLC | Centennial | — | ◇ UNVERIFIED |
| EMEnvironmental Materials LLC | Superior | — | ◇ UNVERIFIED |
| EMEnvironmental Materials LLC | Denver | — | ◇ UNVERIFIED |
| EMEuropean Marble Co., INC. | Denver | — | ◇ UNVERIFIED |
| EGExtreme Granite, INC. | Centennial | — | ◇ UNVERIFIED |
| FCFasick Concrete, INC. | Denver | — | ◇ UNVERIFIED |
| FCFasick Concrete, INC. | Denver | — | ◇ UNVERIFIED |
| FRFlanagan Ready Mix Division | Lafayette | — | ◇ UNVERIFIED |
| FRFlanagan Ready Mix LTD | Denver | — | ◇ UNVERIFIED |
| FRFlanagan Ready Mix LTD Batch Plt | Commerce City | — | ◇ UNVERIFIED |
| FCFlatiron Concrete Ll | Loveland | — | ◇ UNVERIFIED |
| FCFlatiron Const -port Concrete Batch Plnt | Denver | — | ◇ UNVERIFIED |
| FCFlatiron Construction - Dia Batch Plant | Denver | — | ◇ UNVERIFIED |
| FPFlatiron Premix CO | Frederick, 0.4 Mi S of | — | ◇ UNVERIFIED |
| FCFort Collins Ready Mix INC | Fort Collins | — | ◇ UNVERIFIED |
| FAFox Aggregates | Carbondale, 3.5 Mi Nw of | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | — | ◇ UNVERIFIED |
| FRFront Range Counters | Colorado Springs | — | ◇ UNVERIFIED |
| FRFront Range Stone | Englewood | — | ◇ UNVERIFIED |
| GRGcc Rio Grande - Pueblo Cement Plant | Avondale | — | ◇ UNVERIFIED |
| GIGears, INC - Portable Mixing Pugmill | Colorado Springs | — | ◇ UNVERIFIED |
| GSGeneral Shale INC. | Colorado Springs | — | ◇ UNVERIFIED |
| GCGolden Concrete (hagenator Cbp) | Denver | — | ◇ UNVERIFIED |
| GAGranite and Marble Designs LLC | Denver | — | ◇ UNVERIFIED |
| GBGranite By Design | Fort Lupton | — | ◇ UNVERIFIED |
| GCGranite Countertops | Denver | — | ◇ UNVERIFIED |
 Granite World of Colorado LLC | Denver | — | ◇ UNVERIFIED |
| GAGreen Acres Granite, LLC | Colorado Springs | — | ◇ UNVERIFIED |
| GFGuy F Atkinson Const CO | Dolores, 7.8 Mi Nw of | — | ◇ UNVERIFIED |
| GFGuy's Floor Service, INC. | Denver | — | ◇ UNVERIFIED |
| HLHaddonstone (usa) LTD. | Pueblo | — | ◇ UNVERIFIED |
| HCHammerson CORP - Portable Comcrete Batch | Seibert | — | ◇ UNVERIFIED |
| HRHard Rocks Marble & Granite | Westminster | — | ◇ UNVERIFIED |
| HGHavana Granite | Aurora | — | ◇ UNVERIFIED |
| HZHb Zachary CO Denver Int Arprt | Denver | — | ◇ UNVERIFIED |
| HCHdm Construction Enterprises Inc./dba Hd | Commerce City | — | ◇ UNVERIFIED |
| HTHeritage Tile Marble & Granite, INC. | Broomfield | — | ◇ UNVERIFIED |
| HCHigh Country Marble | Castle Rock | — | ◇ UNVERIFIED |
