 Copeland Enterprises, INC. | Denver | — | ● ACTIVE |
 Johns Manville Corporation | Denver | — | ● ACTIVE |
 Vasquez Ready Mix, LLC | Denver | — | ● ACTIVE |
| MMMartin Marietta Mtrls - Quivas | Denver | — | ◐ LIKELY ACTIVE |
| HIHolcim-wcr INC - Bannock | Denver | — | ◇ UNVERIFIED |
| Vasquez Ready Mix LLC - Ross Bandit | Denver | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO - Plant 1 | Denver | — | ◐ LIKELY ACTIVE |
| IHInterstate Highway Construction | Denver | — | ◐ LIKELY ACTIVE |
| MCMountain Cement CO | Denver | — | ◐ LIKELY ACTIVE |
| UGUS Gypsum Denver | Denver | — | ◐ LIKELY ACTIVE |
| AIAggregate Industries - Wcr, INC. -havana | Aurora | — | ◇ UNVERIFIED |
| BCBasalite Concrete Products | Denver | — | ◇ UNVERIFIED |
| GCGolden Concrete Lllp (vince Hagan Cbp) | Littleton | — | ◇ UNVERIFIED |
| MWMillstone Weber - Concrete Plant #7001 | Denver | — | ◇ UNVERIFIED |
| MMMonarch Marble INC | Denver | — | ◇ UNVERIFIED |
| PPPic Plastics | Denver | — | ◇ UNVERIFIED |
| PCPremier Countertops, INC. | Denver | — | ◇ UNVERIFIED |
| RCRocla Concrete Tie Incorporated | Denver | — | ◇ UNVERIFIED |
| SRSmyrna Ready Mix - Osage Portable Plant | Denver | — | ◇ UNVERIFIED |
| TITopperscot INC | Denver | — | ◇ UNVERIFIED |
| UMUS Mix CO. | Denver | — | ◇ UNVERIFIED |
| AUAPG - US Mix Denver | Denver | 20–99 | ◐ LIKELY ACTIVE |
| EDEnCon Design LLC | Denver | 1–19 | ◐ LIKELY ACTIVE |
| GSGeneral Shale Brick Inc- Denver | Denver | 100–499 | ◐ LIKELY ACTIVE |
| PCPS Colorado Denver Moline Street | Denver | 1–19 | ◐ LIKELY ACTIVE |
| ASAmerican Solid Stone | Denver | — | ◇ UNVERIFIED |
| ASArizona Shower Doors of Colorado, LLC | Denver | — | ◇ UNVERIFIED |
| ATAt Thompson | Denver | — | ◇ UNVERIFIED |
| BBBall, Ball and Brosamer INC | Denver (portable) | — | ◇ UNVERIFIED |
| BSBellagio Stone INC. | Denver | — | ◇ UNVERIFIED |
| BGBella Glass Production, Inc. | Denver | — | ◇ UNVERIFIED |
| BTBrekhus Tile & Stone | Denver | — | ◇ UNVERIFIED |
| BWBristol Works LTD - Cultured Marble Prod | Denver | — | ◇ UNVERIFIED |
| CCCommunity Clay, LLC | Denver | — | ◇ UNVERIFIED |
| CNCosentino North America | Denver | — | ◇ UNVERIFIED |
| CECustom Edge Marble & Granite LLC | Denver | — | ◇ UNVERIFIED |
| CGCustom Granite Interiors, LLC | Denver | — | ◇ UNVERIFIED |
| CECutting Edge Granite | Denver | — | ◇ UNVERIFIED |
| DMDenver Marble Concepts | Denver | — | ◇ UNVERIFIED |
| EMEnvironmental Materials LLC | Denver | — | ◇ UNVERIFIED |
| EMEuropean Marble Co., INC. | Denver | — | ◇ UNVERIFIED |
| FCFasick Concrete, INC. | Denver | — | ◇ UNVERIFIED |
| FCFasick Concrete, INC. | Denver | — | ◇ UNVERIFIED |
| FCFlatiron Const -port Concrete Batch Plnt | Denver | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | — | ◇ UNVERIFIED |
| FMFreeway Marble & Granite | Denver | — | ◇ UNVERIFIED |
| GAGranite and Marble Designs LLC | Denver | — | ◇ UNVERIFIED |
| GCGranite Countertops | Denver | — | ◇ UNVERIFIED |
| GFGuy's Floor Service, INC. | Denver | — | ◇ UNVERIFIED |
| HZHb Zachary CO Denver Int Arprt | Denver | — | ◇ UNVERIFIED |
