Colorado Government Procurement Guide
Everything you need to know to bid on Colorado state government contracts — official portal, registration steps, small-business programs, and what's open right now.
Official portal
Colorado Vendor Self Service (VSS) — https://www.colorado.gov/vss
Register through Vendor Self Service for state procurement opportunities.
Colorado small-business and set-aside programs
- Colorado Small Business Reserve
- Emerging Small Business Program
Confirm eligibility for each program before pursuing set-aside contracts — most require formal certification through the issuing state office.
Key statutory reference
Colorado Revised Statutes Title 24 Article 103 (Procurement Code)
Important notes
Local agencies in Colorado commonly use Bonfire and Rocky Mountain E-Purchasing.
Step-by-step: how to bid on a Colorado state contract
- Register on Colorado Vendor Self Service (VSS). Register through Vendor Self Service for state procurement opportunities.
- Identify your set-aside eligibility. Review the Colorado programs above and certify through the relevant state office if you qualify. Certifications can take weeks — start early.
- Set up bid notifications. Use Colorado Vendor Self Service (VSS)'s notification system, plus aggregators like ProcureTap, to catch every relevant opportunity.
- Read each solicitation in full. Agencies routinely disqualify bids for non-responsiveness — address every numbered requirement.
- Submit before the deadline. Late submissions are not accepted under any circumstances. Colorado state agencies typically require submission through Colorado Vendor Self Service (VSS) or the agency's designated portal.