| CGCanopy Growth Corporation USA LLC | Evergreen | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CICardinal Indl Finishes INC | Denver | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CICargill, INC. | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CCCbd Clinilabs | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CBChata Biosystems LLC a Part of Boval CO LP | Loveland | CO | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CMChemical & Metal Industries INC | Denver | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CDChemstation Denver | Denver | CO | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CIChryso, INC. | Denver | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| COCnp Operating Eaton | Eaton | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CCCoastal Chemical CO LLC | Greeley | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CCColorado Chemical Specialties Incorporated | Golden | CO | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CIColorado Interstate Gas Resources Compan | Cheyenne Wells | CO | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| CPColorado Paint CO - 4747 Holly Street | Denver | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CPColumbine Plastic CORP | Boulder | CO | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CPCorrectional Products & Svcs | Westminster | CO | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CSCottonwood Sciences | Crested Butte | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CPCrystal Packaging, INC. - 5185 National | Denver | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CHCwb Holdings INC - Boulder Facility | Boulder | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| DWDenver Water - Westside | Denver | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| EPEcogen Processing Campus | Delta | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| EPEmpire Pd1 | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| ECEngineered Coating Application and Techn | Denver | CO | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| EBEnsign Bickford CO | Littleton | CO | Chemical Manufacturing325920 | — | ◇ UNVERIFIED |
| FIFarmland Ind INC | Henderson | CO | Chemical Manufacturing325312 | — | ◇ UNVERIFIED |
| FGFlint Group North America Corporation | Denver | CO | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
 General Chemical Corporation | Denver | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| GEGlobex Extraction Services | Loveland | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| GWGreat Western Ethanol, LLC | Evans | CO | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| GWGreat Western Inorganics INC | Arvada | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| HLH3l Labs | Castle Rock | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| HFHalliburton Fort Lupton Field Camp | Fort Lupton | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| HCHauser Chemical Research INC | Boulder | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| HPHigh Plains Compost - Tv Dairy | Firestone Area | CO | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| HPHigh Plains Renewable Energy, LLC | Log Lane Village, 4.2 Mi Sw of | CO | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| HIHoneywell, INC. | Arvada | CO | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| HTHudson Terminal Railroad/boulder Scientific Company | Hudson | CO | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| IDI D Russell Company Laboratories | Longmont | CO | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| IIIndivior INC | Fort Collins | CO | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| IMIndustrialex Manufacturing, CORP. | Arvada | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| IAIntegrity Applied Science | Longmont | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| IIInx International Ink CO | Denver | CO | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| IIItw Irathane Sys | Colorado Springs | CO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| KJKs Jv LLC | Denver | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| KIKwal-howells INC ( Dba Kwal Paint Inc) | Denver | CO | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| LCLadder Creek Helium Plant | Cheyenne Wells | CO | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| LALiquid Air INC Ind Gases Div | Denver | CO | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| LFLoctite (was Fp Chemical Prod & Fel- Pro | Commerce City | CO | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| MWMaster Wash | Commerce City | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MBMaverick Biofuels, INC. - M2 Facility | Denver | CO | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| MFMears Fertilizer, INC. - Unit 1 | Monte Vista | CO | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
