| BCBasalite Concrete Products | Denver | CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| BIBasf Inmont CORP. | Denver | CO | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| BBB&b Blending INC | Denver | CO | Nonmetallic Mineral Product Manufacturing327213 | — | ◇ UNVERIFIED |
| BWBest Way Printing | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| BRBg Retail - Redfield Rifle Scopes Bldg | Denver | CO | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| BLBlaze LLC | Denver | CO | Food Manufacturing311352 | — | ◇ UNVERIFIED |
| BFBlue Flame Services, LLC | Denver | CO | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
| BLBpi-westminster, Llc(owner)/arcadis (op) | Denver | CO | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| BRBrannan Ready Mix Company | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BSBrannan Sand & Gravel | Denver | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CICannontech Industries LTD | Denver | CO | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| CICaraustar Industries INC. | Denver | CO | Paper Manufacturing322212 | — | ◇ UNVERIFIED |
| CICardinal Indl Finishes INC | Denver | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CICargill, INC. | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CCCbd Clinilabs | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CFCcod; Fleet Maintenance Facility | Denver | CO | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| CDCentral Denver Iron Works, INC | Denver | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CGCentury Graphics LTD | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| CBChampion Boxed Beef CO | Denver | CO | Food Manufacturing311611 | — | ◇ UNVERIFIED |
| CSChart Storage Systems - Denver, INC | Denver | CO | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| CSChart Storage Systems - Denver, INC | Denver | CO | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| CMChemical & Metal Industries INC | Denver | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CCCity & County of Denver - Roslyn | Denver | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CDClassic Doorways | Denver | CO | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| CPC&m Press CORP | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| CFCoffee for a Purpose, INC. | Denver | CO | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| CIColorado Industrial Painting INC | Denver | CO | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CLColorado Label and Packaging | Denver | CO | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| CPColorado Paint CO - 4747 Holly Street | Denver | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CPColorado Petroleum, INC | Denver | CO | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CFConagra Foods - Florence St Bakery | Denver | CO | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| CSConcrete Supply Company Denver | Denver | NC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPCrawford Printing Ink INC | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| CPCrystal Packaging, INC. - 5185 National | Denver | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CECw Elaborations | Denver | CO | Fabricated Metal Product Manufacturing332117 | — | ◇ UNVERIFIED |
| CMCyclo Manufacturing CO | Denver | CO | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| DIDarling Ingredients INC. - 5701 York St | Denver | CO | Food Manufacturing311613 | — | ◇ UNVERIFIED |
| DDData Documents | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| DFDawn Foods Products | Denver | CO | Food Manufacturing311822 | — | ◇ UNVERIFIED |
| DBDenver Bumper Works INC | Denver | CO | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| DCDenver Coca-cola Bottling CO | Denver | CO | Beverage and Tobacco Product Manufacturing312111 | — | ◇ UNVERIFIED |
| DWDenver Water - Westside | Denver | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| DGDilley Graphics INC | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| DIDip in Strip | Denver | CO | Furniture and Related Product Manufacturing337121 | — | ◇ UNVERIFIED |
| DPDirect Press | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| EBEast Baltimore Bakery of Denver | Denver | CO | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| EPEastwood Printing & Publishing CO | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| EMEaton Metal Products CO | Denver | CO | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| EPEgan Printing CO | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| EPElectric Power Equipment Company | Denver | CO | Electrical Equipment, Appliance & Component Manufacturing335313 | — | ◇ UNVERIFIED |
