Competitive Bid Opportunities
Transition from ColoradoBIDS to ColoradoVSS  ****UPDATED 01/05/2015****
The State of Colorado transitioned to a new financial management system, Colorado Operations Resource Engine (CORE), July 1, 2014.
ColoradoVSS is the vendor-facing side of CORE and is where most competitive bid opportunities (goods, services & construction notices) for most State Agencies (Agencies) and State Institutions of Higher Education (Institutions) are posted.
Visit ColoradoVSS by going to or selecting a ColoradoVSS link on this webpage. 
Only vendors that are searching for competitive bid opportunities and responding to solicitations should register in ColoradoVSS at this time.
Not all purchasing entities are transitioning to ColoradoVSS.  The table below reflects where new solicitations may be found.
Where to find new solicitations:
Purchasing Unit Goods & Services Solicitations Construction Notices Bridges & Highway Construction

Most State Agencies and

Institutions of Higher Education

(Exceptions Listed Below)

ColoradoVSS ColoradoVSS NA

Colorado Department of Transportation

CDOT Business Center

CDOT Business Center

CDOT Construction Bidding

Adams State University

Colorado Mesa University

Colorado School of Mines

Colorado State University

Fort Lewis College

University of Northern Colorado

Western State Colorado University

Rocky Mountain E-Purchasing System 

Rocky Mountain E-Purchasing System



University of Colorado University of Colorado Sourcing Website ColoradoVSS



When email notifications are available, we recommend vendors check websites regularly to ensure opportunities are not missed.
ColoradoVSS   - As of  July 1, 2014
  • Vendors can respond to select solicitations online.
  • Vendors can register for FREE and update account information. 
  • NIGP Commodity codes are used to identify products or services offered by vendors.  Email notifications (for new solicitations) are sent based on commodity codes selected.
  • In order to ensure the integrity of our vendor records, we verify information through Dun and Bradstreet.  
  • Instructions are posted on the ColoradoVSS website in the Quick Start Guide to help all vendors access the website for the first time. 
For information or assistance contact
ColoradoVSS Help Desk
303-866-6464 (Option 2)
ColoradoBIDS - No new solicitations posted after January 1, 2015
  • Historical data for solicitations opened in ColoradoBIDS will continue to be archived and be available on the ColoradoBIDS website.  
  • Price Agreements will still be available on this site and will be maintained on ColoradoBIDS for an undetermined time.
For information or assistance contact
ColoradoBIDS Help Desk 
303-866-6464 (Option 1)
Colorado Department of Transportation Business Center (CDOT Supplier Self Service) - Effective December 15, 2014
  • Goods and services solicitations are posted on CDOT’s Business Center website – Vendors should register to receive notifications
  • Highway construction bids will continue to be posted on BidExpress
  • Engineering consultant solicitations will continue to be posted on the CDOT Consultant Website
  • Additional information available on the online CDOT Business Center (link above)
For information or assistance contact 
Institutions of Higher Education (as below)Effective January 1, 2015
The following Institutions have transitioned to Rocky Mountain E-Purchasing System (link above)  
  • Adams State University
  • Colorado Mesa University
  • Colorado School of Mines
  • Colorado State University
  • Fort Lewis College
  • University of Northern Colorado
  • Western State Colorado University

The Rocky Mountain E-Procurement website is maintained by a 3rd party.  Any questions regarding registration, costs or fees should be directed to them. Contact information is available on their website. 

  • CU launched a new website for publishing solicitations for goods and services.  
  • Vendors interested in receiving notifications about CU’s solicitations, should register on their procurement website (linked above).  
  • Construction notices will be posted on ColoradoVSS
For information or assistance contact