| PPPyramid Print & Graphics | Denver | CO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| QCQuality Corporation | Denver | CO | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| QLQuality Linings Company INC | Denver | CO | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
 Quality Metal Products INC. | Lakewood | CO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| QPQuality Press INC | Englewood | CO | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| QMQuandary Medical, LLC | Denver | CO | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| QSQuicksilver Scientific LLC | Lafayette | CO | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| QMQuikrete- Monarch Mountain, Salida Plnt | Salida, 4.4 Mi Se of | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RLR2kp, LLC Dba Earhwoods | Loveland | CO | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| RIRamtron International Corporation | Colorado Springs | CO | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| RMRaptor Materials - Plant 4 Erie | Erie | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RIRbi INC | Platteville | CO | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RSR&d Solar & Industries LLC | Colorado Springs | CO | Electrical Equipment, Appliance & Component Manufacturing335311 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO - Del Camino | Firestone | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO -franklin Plnt 2 | Denver Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO Plant 6 | Castle Rock | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete - Nix S&g Mine | Platteville | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RWReal Welding | Avondale | CO | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| RMRecrete Materials-port. Conc. Plnt | Aurora Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RIReddy Ice-denver (368) | Denver | CO | Beverage and Tobacco Product Manufacturing312113 | — | ◇ UNVERIFIED |
| RSRedi Services LLC - Metal Parts Coating | Platteville | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| RIReflections in Metal, LLC. | Cortez | CO | Fabricated Metal Product Manufacturing332323 | 1-19 | ◇ UNVERIFIED |
| RFRegal Fiberglass INC | Greeley | CO | Miscellaneous Manufacturing339995 | — | ◇ UNVERIFIED |
| RGRegister Graphics INC | Denver | CO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| REReliance Electric Service | Denver | CO | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| RPRenegade Press, INC. | Lafayette | CO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| RFRenewable Fibers INC | Fort Lupton Area | CO | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| RFRenewable Fibers INC - Bunyan Facility | Johnstown | CO | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| RERentech Energy Technology Center, LLC | Commerce City | CO | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| RPRepublic Paperboard CO. | Commerce City | CO | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| RMResource Management Co., INC. | Ovid, 2.3 Mi Ne of | CO | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| RORex Oil | Denver | CO | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| RORex Oil CO INC | Lyons | CO | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| RBRicker Bartlett INC. (dba) Colorado Castings | Estes Park | CO | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| RMRinker Materials Hydro Conduit | Denver | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RGRio Grande Cnty | Del Norte | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RGRio Grande County Road Dept. | Del Norte | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RCRjr Circuits INC | Denver | CO | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| RIRm Industrials - Rm Rail Park Recycle Op | Aurora | CO | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| RCRobins Construction - 5101 State Hwy 285 | Antonito Area | CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| RDRobinson Dairy INC | Denver | CO | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| RIRockmont Ind INC | Louisville | CO | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RIRockustics INC | Aurora | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RIRockustics INC. | Denver | CO | Computer and Electronic Product Manufacturing334310 | — | ◇ UNVERIFIED |
| RMRocky Mountain Center Innovation & Tech | Loveland | CO | Computer and Electronic Product Manufacturing334119 | — | ◇ UNVERIFIED |
| RMRocky Mountain Colby Pipe | Denver | CO | Plastics and Rubber Products Manufacturing326122 | — | ◇ UNVERIFIED |
| RMRocky Mountain Cultured Marble INC | Fort Collins | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMRocky Mountain Marble | Peyton | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMRocky Mountain Materials & Asphalt INC | Colorado Springs | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RMRocky Mountain Orthodontic, INC. | Denver | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
