Along with helpful information about the SPP and Public Purchase, below are some additional reference guides.

Vendor Registration Steps

For more information, please click here.

Quick Facts

What is the Shared Procurement Portal (SPP)?

A group of seven public agencies in Washington State have partnered together to create this regional website that consolidates procurement services, making it easy for government and businesses to work together. The website includes both information on how to do business with the partner agencies and access to our online supplier roster program Public Purchase.

What is Public Purchase?

Public Purchase is the hosted software solution the SPP uses to manage vendors and distribute solicitations. It is a complete public sector eProcurement solution, which uses the latest in web-based technologies to support procurement requirements of public sector organizations. Visit their website for additional information:

What features and services are included with a subscription to Public Purchase?

  • Supplier registration with multiple agencies.
  • Use of the standardized and widely accepted NIGP (National Institute of Government Purchasing) classification codes.
  • Automatic email notifications of business opportunities relevant to supplier's selected classification codes.
  • Electronic submittal of bids and proposals.
  • View and respond online to public opportunities.
  • Engage in real time, online questions and answers for active opportunities.
  • Ability to receive award results/postings electronically.
  • Maintenance of your own supplier profile.

How much does it cost to participate?

There is no cost to register with Public Purchase. The free subscription allows you to access agency solicitations, receive email notification from registered agencies and submit proposals/quotes electronically. Public Purchase does offer a paid subscription though, referred to as “Bid Syndication”, which offers some additional functionality. Please visit our Vendor Registration page for more information.

What public agencies are part of the SPP?

Please refer to the Participating Agencies page to view the partnering agencies.

What classification codes does the SPP use?

The SPP utilizes NIGP codes for its commodity and service codes. The NIGP coding structure was selected because of its use nationwide and comprehensive list of goods and services. Please visit the NIGP website for more information.

What is a Statement of Qualifications (SOQ)?

An SOQ is a document that describes a consultant's qualifications, experience, key staff and project methodologies. An SOQ is required as part of the application process for certain types of architectural, engineering and other professional service consultants. Please visit the Roster Information page for additional information on what types of services an SOQ is required for and details on submitting.

Instructions for uploading SOQs to your Registration