| PPPikes Peak Steel Limited Liability Company | Colorado Springs | — | ◐ LIKELY ACTIVE |
| PMPioneer Metal Finishing INC | Englewood | — | ◐ LIKELY ACTIVE |
| QLQuality Linings & Painting | Denver | — | ◐ LIKELY ACTIVE |
| RIRagsdale Industries, INC. | Englewood | — | ◐ LIKELY ACTIVE |
| RCRichleray CORP. | Denver | 20–99 | ◐ LIKELY ACTIVE |
| RMRocky Mountain Steel INC. | Olathe | 20–99 | ◐ LIKELY ACTIVE |
| SMSchott Manufacturing Solutions LLC | Longmont | — | ◐ LIKELY ACTIVE |
| SPSpecialty Plating, INC. | Denver | — | ◐ LIKELY ACTIVE |
| SMSpire Manufacturing Solutions LLC | Colorado Springs | — | ◐ LIKELY ACTIVE |
| SPStentech Photo Stencil, LLC | Golden | — | ◐ LIKELY ACTIVE |
| TMThin Metal Parts LLC | Colorado Springs | — | ◐ LIKELY ACTIVE |
| UDU.s. Doe Rocky Flats Environmental Technology Site | Golden | — | ◐ LIKELY ACTIVE |
| WFWilliams Form Engineering Colorado | Golden | 20–99 | ◐ LIKELY ACTIVE |
| AWAllied Waste Transportation, INC | Commerce City | — | ◐ LIKELY ACTIVE |
| CBCoors Brewing CO Endline Plt | Golden | — | ◐ LIKELY ACTIVE |
| DODelta Oilfield Tank Company, LLC | Fort Morgan | — | ◐ LIKELY ACTIVE |
| GIGoldco Industries | Loveland | — | ◐ LIKELY ACTIVE |
| KMKrage Manufacturing | Pueblo | — | ◐ LIKELY ACTIVE |
| MMMcswain Metal Fabrication, INC. | Englewood | — | ◐ LIKELY ACTIVE |
| OUOmni-x U.s.a . | Sheridan | — | ◐ LIKELY ACTIVE |
| SSS & S Anodizing INC | Henderson | — | ◐ LIKELY ACTIVE |
| WMWastequip Manufacturing Company | Arvada | — | ◐ LIKELY ACTIVE |
| AAA-1 Auto and Metal Stripping | Golden | — | ◇ UNVERIFIED |
| AMAdvantage Manufacturing | Colorado Springs | — | ◇ UNVERIFIED |
| ACAjax Custom Plating Company | Denver | — | ◇ UNVERIFIED |
| AAAlabama Auto Body INC | Fountain | — | ◇ UNVERIFIED |
| AOAlameda Ornamental Iron | Denver | — | ◇ UNVERIFIED |
| APAlert Polishing & Plating | Denver | — | ◇ UNVERIFIED |
| ACAll Coat Finishing, INC. | Colorado Springs | — | ◇ UNVERIFIED |
| ATAllied Trades INC Dba Allied Steel CO | Denver | — | ◇ UNVERIFIED |
| APAll Phase Coatings LLC. | Denver | — | ◇ UNVERIFIED |
| ASAlpine Steel Fabricators | Simla | — | ◇ UNVERIFIED |
| ASAlpine Steel Fabricators | Colorado Springs | — | ◇ UNVERIFIED |
| ASAmerican Stainless Steel CORP | Englewood | — | ◇ UNVERIFIED |
| ASAmertech Spray Finishing | Colorado Springs | — | ◇ UNVERIFIED |
| ACApplied Coatings Technologies INC | Frederick | — | ◇ UNVERIFIED |
| APAy-mac Precision | Windsor | — | ◇ UNVERIFIED |
| BSBae Systems Container Solutions, INC. | Berthoud | — | ◇ UNVERIFIED |
| BBBall Brothers Research CORP | Boulder | — | ◇ UNVERIFIED |
| BRBig R Manufacturing LLC | Greeley | — | ◇ UNVERIFIED |
| BRBig R Mfg LLC Dba Big R Bridge | Greeley | — | ◇ UNVERIFIED |
| BABip a Subsidiary of Industrialex Mfg | Westminster | — | ◇ UNVERIFIED |
| BSBoulder Steel, INC | Broomfield | — | ◇ UNVERIFIED |
| BLBoyd Lighting CO | Colorado Springs | — | ◇ UNVERIFIED |
| BSBurning Systems, INC | Pueblo | — | ◇ UNVERIFIED |
| CICapco INC | Grand Junction | — | ◇ UNVERIFIED |
| CFCcod; Fleet Maintenance Facility | Denver | — | ◇ UNVERIFIED |
| CMCeh Metal Technologies Longmont Division | Longmont | — | ◇ UNVERIFIED |
| CDCentral Denver Iron Works, INC | Denver | — | ◇ UNVERIFIED |
| CIChart INC Denver | Denver | — | ◇ UNVERIFIED |