| MMMartin Marietta Mtrls - Quivas | Denver, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| MMMartin Marietta Titan Ready Mix | Littleton, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| MBMaster Builders Solutions Construction Systems US LLC | Brighton, CO | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| MLMonierlifetile L.l.c. | Henderson, CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| OCOwens Corning - Denver Roofing Plant | Denver Area, CO | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| OCOwens Corning - Trumbull Asphalt Plant | Denver Area, CO | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| VEVeolia Es Technical Solutions Llc/ Onyx Env Services CO | Henderson, CO | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| ACAdvanced Circuits Aurora Plant | Aurora, CO | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| AIAggregate Industries - Castle Rock Plant | Castle Rock, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AEArcosa Esc Boulder | Boulder, CO | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| BMBkep Materials - Denver C & K | Commerce City, CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| BBBoral Best Block North Plant | Littleton, CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| BRBrannan Ready Mix - South Ready Mix | Englewood, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BSBrannan Sand & Gravel | Commerce City, CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CECalifornia Expanded Metals CO | Denver, CO | Fabricated Metal Product Manufacturing332114 | — | ◇ UNVERIFIED |
| CSColorado Salt Products | Denver, CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| DMDenver Metal Finishing | Denver, CO | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| FLFrito Lay INC - 11645 E 37th Ave | Denver, CO | Food Manufacturing311919 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Bannock | Denver, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Broomfield Plant | Broomfield, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Commerce City Readymix | Commerce City, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHolcim-wcr INC - Sand Cree | Aurora, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KCKbp Coil Coaters INC - 3600 E 44th Ave | Denver, CO | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| LOLand O'lakes Purina Feed LLC Denver | Henderson, CO | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| MMMartin Marietta - 2401 Picadilly Rd | Aurora, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MMMartin Marietta Chambers Ready Mix | Aurora, CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| NGN.a. Galvanizing CO - 4400 E 61st Ave | Commerce City, CO | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| RMRocky Mountain Metal Container | Golden, CO | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| SISashco INC | Brighton, CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| SFSouthern Foods Group LLC D/b/a Meadow Gold Dairies | Englewood, CO | Food Manufacturing311511 | — | ◇ UNVERIFIED |
 Spg International LLC Br #x032 Universal Brand | Aurora, CO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| TBTerumo Bct | Denver, CO | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
 Unicircuit, INC - 8192 Southpark Lane | Littleton, CO | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| UDUS Department of the Treasury US Mint Denver | Denver, CO | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| VBVance Brothers INC | Denver, CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
 Adults and Crafts LLC | Denver, CO | Miscellaneous Manufacturing339930 | — | ◐ LIKELY ACTIVE |
| ASAir Squared | Thornton, CO | Machinery Manufacturing333912 | 100–499 | ◐ LIKELY ACTIVE |
 Allied Technology, LLC | Broomfield, CO | Machinery Manufacturing333993 | — | ◐ LIKELY ACTIVE |
 Atlas Case, INC | Denver, CO | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
 Azak, INC. | Denver, CO | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
 Blueberry Hill LLC | Golden, CO | Transportation Equipment Manufacturing336214 | — | ◐ LIKELY ACTIVE |
 Colorado Crane & Hoist, CORP. | Littleton, CO | Machinery Manufacturing333923 | — | ◐ LIKELY ACTIVE |
| DID.t. Investments, INC. | Denver, CO | Printing and Related Support Activities323111 | — | ◐ LIKELY ACTIVE |
 Exxel Outdoors, LLC | Broomfield, CO | Miscellaneous Manufacturing339920 | — | ◐ LIKELY ACTIVE |
 General Air Service & Supply CO. | Denver, CO | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
 Gnap LLC | Englewood, CO | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
 Hanger Prosthetics & Orthotics West INC. | Aurora, CO | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
 Hotline Electrical Sales & Service LLC | Parker, CO | Computer and Electronic Product Manufacturing334515 | — | ◐ LIKELY ACTIVE |
 Kimberly a Thompson | Northglenn, CO | Leather and Allied Product Manufacturing316990 | — | ◐ LIKELY ACTIVE |
 Main Street Pedi - Cabs, INC | Broomfield, CO | Transportation Equipment Manufacturing336991 | — | ◐ LIKELY ACTIVE |
