IMPORTANT NOTICE FOR ALL VENDORS/BIDDERS regarding the County's new electronic bid and quote system through the Vendor Self Service site.

**** In order to continue participating in County bid opportunities, ****
please follow the instruction in this

You must be a registered bidding vendor in the County’s Vendor Self Service site in order to submit bids or quotes electronically for all bid opportunities (except road and bridge construction and some professional services, such as architecture and engineering).

 Click here to view bidding opportunities.

If you have any problems registering in Vendor Self Service please contact the Vendor Line at 314-615-4346.


Existing Vendor Registration

How to Register as a New Vendor (pdf)

How to Do Business with Us

View online St. Louis County's Purchasing Code Chapter 107 Revised Ordinance

CONTACT US:    Division of Procurement
                             St. Louis County Government
                             41 S. Central Ave, 8th Fl
                             Clayton, MO  63105
                             Phone:  (314) 615-7067
                             Fax:  (314) 615-0197
                             [email protected]