Welcome to Multnomah County's Multco Marketplace Supplier Portal where we connect with our potential Suppliers. We have a short initial registration that will allow you to gain access to the Multco Marketplace Supplier Portal where you can:
In the initial registration, you will be asked general questions including:
NOTE: For existing Supplier accounts, if the entity name or address needs to be updated, please upload a current W-9 form.
On behalf of the Multco Marketplace Supplier Management Team, thank you for joining us! We look forward to doing business with you.
If you have any technical questions, please contact tsmmarketplacesupport@multco.us for assistance and identify yourself as registering in the Multnomah County Supplier Network.