| MSMasterpiece Stair INC | Denver | CO | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMAXIM Custom Food Trailers LLC | Denver | CO | Transportation Equipment Manufacturing336212 | — | ◇ UNVERIFIED |
| MWMcconnells Welding INC | Denver | CO | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| MCMckesson Corporation | Denver | CO | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| MDMeadowgold Dairy | Denver | CO | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| MCMeat Cleaver of Colorado, LLC | Denver | CO | Food Manufacturing311612 | — | ◇ UNVERIFIED |
| MLMeier LLC | Denver | CO | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| MGMetro Granite & Marble INC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MMMetro Metal Supply, INC. | Denver | CO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| MLMhce, LLC | Denver | CO | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| MEMHM Enterprises LLC | Denver | CO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| MIM.j. International, LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MIMNM Industries LLC | Denver | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MMMonarch Metal Manufacturing, INC. | Denver | CO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| MCMoss Copy Center | Denver | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MSMountain Steel & Supply Company | Denver | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| NPNano Pharmaceutical Laboratories, LLC | Denver | CO | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| NDNesl Denver Facility | Denver | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| OTOn The Cutting Edge Inc. | Denver | CO | Fabricated Metal Product Manufacturing332216 | — | ◇ UNVERIFIED |
| OOOxy Occidental Petroleum Corporation | Denver | CO | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| PAPacific Award Metals, INC. | Denver | CO | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| PLPactimo LLC | Denver | CO | Apparel Manufacturing315990 | — | ◇ UNVERIFIED |
| PPPerfectus Printing Co | Denver | CO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| PPPint's Peak Ice Cream, LLC | Denver | CO | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| PPPint's Peak Ice Cream, LLC | Denver | CO | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| PPlasticrafts | Denver | CO | Plastics and Rubber Products Manufacturing326130 | — | ◇ UNVERIFIED |
| PAPlums and Pumpkins | Denver | NC | Textile Mills313310 | — | ◇ UNVERIFIED |
| PDPrecision Draperies, LLC | Denver | CO | Textile Product Mills314120 | — | ◇ UNVERIFIED |
| PCPrescient Co., INC. | Denver | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PMPSS Manufacturing Company | Denver | PA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| QQickdrain | Denver | CO | Fabricated Metal Product Manufacturing332913 | — | ◇ UNVERIFIED |
| QOQLTY Objective, LLC | Denver | CO | Leather and Allied Product Manufacturing316210 | — | ◇ UNVERIFIED |
| QBQuanex Building Products | Denver | CO | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| QPQuarry Partners, LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RSRack Starz Ltd | Denver | CO | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| RRadica | Denver | CO | Transportation Equipment Manufacturing336214 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete Company | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RTRedco Tire, Inc. | Denver | CO | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RGRed Giant Oil Company LLC | Denver | CO | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| RBReverie Brewing Company, LLC | Denver | CO | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| RSRGM Strategic Marketing, Inc. | Denver | CO | Miscellaneous Manufacturing339940 | — | ◇ UNVERIFIED |
| RIRheasilvia Inc. | Denver | CO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| RIRhodes INC | Denver | CO | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| RLRmhu, LLC | Denver | CO | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| RHRock Horeb Marble and Granite | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMRocky Mountain Conveyor and Equipment | Denver | CO | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| RIRoper Industries INC | Denver | CO | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| RRRosy Rings, Inc | Denver | CO | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| RMRSG Metal Works LLC | Denver | CO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RGRx Green - Joliet St | Denver | CO | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
