| FCFlatiron Construction - Dia Batch Plant | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FPFlatiron Premix CO | Frederick, 0.4 Mi S of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FCFort Collins Ready Mix INC | Fort Collins | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FAFox Aggregates | Carbondale, 3.5 Mi Nw of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| FRFront Range Counters | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| FRFront Range Stone | Englewood | CO | Plastics and Rubber Products Manufacturing326130 | — | ◇ UNVERIFIED |
| GRGcc Rio Grande - Pueblo Cement Plant | Avondale | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| GIGears, INC - Portable Mixing Pugmill | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GSGeneral Shale INC. | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| GCGolden Concrete (hagenator Cbp) | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GAGranite and Marble Designs LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GBGranite By Design | Fort Lupton | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GCGranite Countertops | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GAGreen Acres Granite, LLC | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GFGuy F Atkinson Const CO | Dolores, 7.8 Mi Nw of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GFGuy's Floor Service, INC. | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HLHaddonstone (usa) LTD. | Pueblo | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HCHammerson CORP - Portable Comcrete Batch | Seibert | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HRHard Rocks Marble & Granite | Westminster | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HGHavana Granite | Aurora | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HZHb Zachary CO Denver Int Arprt | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHdm Construction Enterprises Inc./dba Hd | Commerce City | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HTHeritage Tile Marble & Granite, INC. | Broomfield | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HCHigh Country Marble | Castle Rock | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HLHoch Lumber | Yuma | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HSHog Slat INC. - Lamar Plant | Lamar | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim (us) INC - Fort Collins Terminal | Fort Collins 3.9 Mi. Nw of | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Fort Collins | Fort Collins | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HEHottinger Excavating & Ready Mix | Akron | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ITInternational Technifab Spi | Denver | CO | Nonmetallic Mineral Product Manufacturing327993 | — | ◇ UNVERIFIED |
| IFIrving F Jensen CO Dba Castle Rock Const | Sioux City | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JCJames Cape & Sons CO | Racine | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JCJames Cape & Sons CO (erie Strayer Cbp) | Racine, Wi | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JDJ.e. Dunn Construction | Boulder | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JCJerico Concrete INC | Yuma | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JTJohn Todd | Lakewood | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JMJordan Marble & Granite, LLC | Loveland | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| JMJp Marble & Granite, LLC | Sheridan | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| KWKiewit Western CO | Loveland Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KDKilgore Dba Peak Mat - Hagen Port Rmc Ba | Silverthorne | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KCKing Concrete LLC | Thornton | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LLafarge | Carbondale | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Minturn | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Golden 7.1 Mi. Sw of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LWLafarge West, INC. | Littleton Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLangston Concrete - Langston Redi Mix | Florence | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLawson Construction CO | Lincoln County | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
