| ECEdward C Levy Dba Schmidt Construction | Fountain Area | — | ◇ UNVERIFIED |
| ECElam Const INC V455 Asphalt Plt | Montrose Area | — | ◇ UNVERIFIED |
| ECElam Const INC V655 Asphalt Plt | Eagle County | — | ◇ UNVERIFIED |
| ECElam Const INC Vagneur Pit | Woody Creek | — | ◇ UNVERIFIED |
| ECElam Const - Portable Screen Plant | Grand Junction | — | ◇ UNVERIFIED |
| ECElam Construction Inc-craig Hma Plt | Craig | — | ◇ UNVERIFIED |
| ECElam Const - See 777-0383 | Grand Junction | — | ◇ UNVERIFIED |
| EAElf Asphalt INC | Commerce City | — | ◇ UNVERIFIED |
| EAErgon Asphalt Partners - Pueblo | Pueblo | — | ◇ UNVERIFIED |
| FSFisher Sand and Gravel | Placitas, Nm | — | ◇ UNVERIFIED |
| FPFlatirons Paving | Sheridan | — | ◇ UNVERIFIED |
| FPFremont Paving & Redi-mix, INC. | Canon City | — | ◇ UNVERIFIED |
| FPFrontier Paving - Rifle Asphalt Plant | Rifle | — | ◇ UNVERIFIED |
| GRGrand River Construction Company | Glenwood Springs | — | ◇ UNVERIFIED |
| GCGranite Construction CO | Gypusm 1.5 Mi E | — | ◇ UNVERIFIED |
| GAGreeley Asphalt Plant | Greeley | — | ◇ UNVERIFIED |
| HCHall-irwin CORP - Portable Blending Unit | Firestone | — | ◇ UNVERIFIED |
| HRHard Rock Paving & Redimix INC | Buena Vista | — | ◇ UNVERIFIED |
| HCHenry Company | Denver | — | ◇ UNVERIFIED |
| HTHi Tech Auto Body | Montrose | — | ◇ UNVERIFIED |
| HCHlm Constr. | Rocky Ford, 2.6 Mi S of | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Dahlia Hma | Commerce City Area | — | ◇ UNVERIFIED |
| KAKiewit - Aurora Asphalt Plant | Aurora | — | ◇ UNVERIFIED |
| KCKiewit - Colorado Springs Asphalt Plant | Colorado Springs | — | ◇ UNVERIFIED |
| KIKiewit Inf. - Portable Asphalt Plant | Englewood | — | ◇ UNVERIFIED |
| KWKiewit Western | Littleton | — | ◇ UNVERIFIED |
| KWKiewit Western CO. (astec 500 Abp) | Out of State | — | ◇ UNVERIFIED |
| LGLafarge Gordon Asphalt | Denver | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Boulder | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Fort Collins | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Colorado Springs | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Fort Collins | — | ◇ UNVERIFIED |
| LWLafarge West, INC. - Carmbe Recycle Yard | Pueblo | — | ◇ UNVERIFIED |
| LWLafarge West, INC. - Stromquist | Longmont | — | ◇ UNVERIFIED |
| LCLake Cnty | Leadville 4.9 Mi. Sw of | — | ◇ UNVERIFIED |
| LSLamar Sw | Lamar | — | ◇ UNVERIFIED |
| LPLandmark Petroleum INC | Fruita | — | ◇ UNVERIFIED |
| LCLion Const & Paving - Flag Sand & Gravel | Silt Area | — | ◇ UNVERIFIED |
| LCLogan Cnty Board of Cnty Commissioners | Sterling | — | ◇ UNVERIFIED |
| MHMalouffs Hi Valley Paving | Alamosa | — | ◇ UNVERIFIED |
| MMMartin Marietta Mat - Port Hmap & Gen | Colorado Springs | — | ◇ UNVERIFIED |
| MMMartin Marietta - Monaghan Materials Fac | Aurora | — | ◇ UNVERIFIED |
| MMMartin Marietta - Pueblo Asphalt Plant | Pueblo | — | ◇ UNVERIFIED |
| MMMartin Marietta - Spec Agg | Golden | — | ◇ UNVERIFIED |
| MMMartin Marietta - Taft Asphalt | Fort Collins | — | ◇ UNVERIFIED |
| MCMcatee Construction Dba Mcatee Paving CO. | Sterling | — | ◇ UNVERIFIED |
| MCMcatee Const - Sterling Asphalt Plant | Sterling | — | ◇ UNVERIFIED |
| MPMcatee Paving Company (cmi 4dm) | Sterling | — | ◇ UNVERIFIED |
| MEMccormick Excav & Paving - Colorado Ave | Burlington | — | ◇ UNVERIFIED |
| MEMccormick Exc & Paving - Port Hm Asphalt | Stratton | — | ◇ UNVERIFIED |
