 Precision Glassblowing of Colorado, INC. | Centennial | 20–99 | ● ACTIVE |
 Cherry Creek Stone Works INC | Englewood | — | ● ACTIVE |
 Colorado Thin Films INC | Centennial | — | ● ACTIVE |
| GSGeneral Shale - Denver Brick Plant #60 | Denver | — | ◐ LIKELY ACTIVE |
| BRBrannan Ready Mix - South Ready Mix | Englewood | — | ◇ UNVERIFIED |
| DADenver Arapahoe - Chemical Waste Process Facility - Landfill | Aurora | — | ◐ LIKELY ACTIVE |
| RMRecrete Materials-port. Conc. Plnt | Aurora Area | — | ◇ UNVERIFIED |
| ASArizona Shower Door - Denver | Denver | 20–99 | ◐ LIKELY ACTIVE |
| BRBrannan Ready Mix South | Englewood | 1–19 | ◐ LIKELY ACTIVE |
| CCColorado Centennial Arapahoe Road | Centennial | 1–19 | ◐ LIKELY ACTIVE |
| CGColorado Greenwood Village 5375 Landmark Place | Greenwood Village | 1–19 | ◐ LIKELY ACTIVE |
| GDGlaz-tech Denver | Englewood | 20–99 | ◐ LIKELY ACTIVE |
| ASAdamantium Solutions Inc. | Englewood | — | ◇ UNVERIFIED |
| BHBh Holdings INC | Centennial | — | ◇ UNVERIFIED |
| CPCaledonian Properties LLC | Centennial | — | ◇ UNVERIFIED |
| CRCastle Rock Const - Q150 Plant, Port Cbp | Centennial | — | ◇ UNVERIFIED |
| CCCity Concrete (deleted 4/1977) | Englewood | — | ◇ UNVERIFIED |
| CGColumbine Granite, INC. | Littleton | — | ◇ UNVERIFIED |
| DCDenver Countertops, LLC | Englewood | — | ◇ UNVERIFIED |
| DRDenver Ready Mix INC | Aurora | — | ◇ UNVERIFIED |
| EMEnvironmental Materials LLC | Centennial | — | ◇ UNVERIFIED |
| EGExtreme Granite, INC. | Centennial | — | ◇ UNVERIFIED |
| FRFlanagan Ready Mix Division | Lafayette | — | ◇ UNVERIFIED |
| FRFront Range Stone | Englewood | — | ◇ UNVERIFIED |
| JMJp Marble & Granite, LLC | Sheridan | — | ◇ UNVERIFIED |
| LSLuxury Stone, INC. | Englewood | — | ◇ UNVERIFIED |
| MSMaster Stone, LLC | Sheridan | — | ◇ UNVERIFIED |
| MCMtg Corporation | Sheridan | — | ◇ UNVERIFIED |
| PHPinnacle Hardwood, INC | Denver | — | ◇ UNVERIFIED |
| RBRobinson Brick CO | Denver | — | ◇ UNVERIFIED |
| RBRobinson Brick CO | Aurora | — | ◇ UNVERIFIED |
| RMRocky Mt Prestressed | Sheridan | — | ◇ UNVERIFIED |
| SCStone City, LLC | Aurora | — | ◇ UNVERIFIED |
| SIStone Ideas, LLC | Aurora | — | ◇ UNVERIFIED |
| SOStoneworks of Colorado, LLC | Aurora | — | ◇ UNVERIFIED |
| TGThe Granite Guy, LLC | Englewood | — | ◇ UNVERIFIED |
