| CSColorado Serum Company | Denver | 20–99 | ● ACTIVE |
 Mallinda INC. | Denver | — | ● ACTIVE |
 Aytu Biopharma, INC | Denver | — | ● ACTIVE |
 Berven Industries, LLC | Denver | — | ● ACTIVE |
 Cytoskeleton, INC | Denver | — | ● ACTIVE |
 Ecovaleric INC | Denver | — | ● ACTIVE |
 General Air Service & Supply CO. | Denver | — | ● ACTIVE |
 Image Projections West, INC | Denver | — | ● ACTIVE |
 Onza CORP | Denver | — | ● ACTIVE |
 Staq Pharma INC | Denver | — | ● ACTIVE |
| EPEfi Polymers | Denver | 20–99 | ◐ LIKELY ACTIVE |
| PWProtecto Wrap CO | Denver | 20–99 | ◐ LIKELY ACTIVE |
| CSColorado Salt Products | Denver | — | ◇ UNVERIFIED |
| RGRx Green Technologies Denver Warehouse | Denver | — | ◐ LIKELY ACTIVE |
| ULUpsher-smith Laboratories | Denver | — | ◐ LIKELY ACTIVE |
| ALAfgo Laboratories INC | Denver | — | ◇ UNVERIFIED |
| ADAirgas Denver Asu | Denver | — | ◇ UNVERIFIED |
| ALAlpha Labs INC | Denver | — | ◇ UNVERIFIED |
| AGAsarco Globe Plant | Denver | — | ◇ UNVERIFIED |
| ACAuto Chlor System | Denver | — | ◇ UNVERIFIED |
| BRBacker Rod Mfg. | Denver | — | ◇ UNVERIFIED |
| BIBasf Inmont CORP. | Denver | — | ◇ UNVERIFIED |
| BBB&b Blending LLC | Denver | — | ◇ UNVERIFIED |
| BCB-d Chemical | Denver | — | ◇ UNVERIFIED |
| BMBenjamin Moore & CO | Denver | — | ◇ UNVERIFIED |
| BOBioenergy of Colorado | Denver | — | ◇ UNVERIFIED |
| BOBioenergy of Colorado Ii, LLC | Denver | — | ◇ UNVERIFIED |
| CICardinal Indl Finishes INC | Denver | — | ◇ UNVERIFIED |
| CICargill, INC. | Denver | — | ◇ UNVERIFIED |
| CCCbd Clinilabs | Denver | — | ◇ UNVERIFIED |
| CMChemical & Metal Industries INC | Denver | — | ◇ UNVERIFIED |
| CDChemstation Denver | Denver | — | ◇ UNVERIFIED |
| CIChryso, INC. | Denver | — | ◇ UNVERIFIED |
| CPColorado Paint CO - 4747 Holly Street | Denver | — | ◇ UNVERIFIED |
| CPCrystal Packaging, INC. - 5185 National | Denver | — | ◇ UNVERIFIED |
| DWDenver Water - Westside | Denver | — | ◇ UNVERIFIED |
| EPEmpire Pd1 | Denver | — | ◇ UNVERIFIED |
| ECEngineered Coating Application and Techn | Denver | — | ◇ UNVERIFIED |
| FGFlint Group North America Corporation | Denver | — | ◇ UNVERIFIED |
 General Chemical Corporation | Denver | — | ◇ UNVERIFIED |
| IIInx International Ink CO | Denver | — | ◇ UNVERIFIED |
| KJKs Jv LLC | Denver | — | ◇ UNVERIFIED |
| KIKwal-howells INC ( Dba Kwal Paint Inc) | Denver | — | ◇ UNVERIFIED |
| LALiquid Air INC Ind Gases Div | Denver | — | ◇ UNVERIFIED |
| MBMaverick Biofuels, INC. - M2 Facility | Denver | — | ◇ UNVERIFIED |
| MBMyku Biosciences LLC | Denver | — | ◇ UNVERIFIED |
| NDNew Deal Deicing - Denver Plant | Denver | — | ◇ UNVERIFIED |
| OWOld Western Paint CO INC | Denver | — | ◇ UNVERIFIED |
| PIPka INC Prokrete Ind | Denver | — | ◇ UNVERIFIED |
| PCPolyone CORP (was Synergistics Industrie | Denver | — | ◇ UNVERIFIED |
