Vendor Self Service Portal (VSS): Pima County Vendor Registration https://vendor.pima.gov/webapp/VSSPROD1/Advantage
To expedite your registration, please have your company information ready prior to signing into VSS. Please contact Vendor Relations at (520) 740-3021 or (520) 740-8465 if you need assistance.

Commodity Codes Refinement Window (opens new Window) - Search here for your Commodity Code to use with your registration. Please make a note of the 4 digit number for later use in the registration process.

The new Pima County Vendor Registration and Messaging Portal include the following benefits:

• View and update current registration information
• Receive email notification of Pima County solicitations
• Receive email notification of Vendor Business Fairs and Networking Opportunities.

Small Business Enterprise (SBE) members can find certification information at our SBE Page.