Bid & Proposal Opportunities

  • Opportunities to do business with the County.

Public Works Programs

  • Requirements and Documents, including Prequalification Applications

MWESB Certification

Multnomah County Services Contract Sample (761.6 KB)


Sustainable Business Practices

  • Triple Bottom Line of Sustainability: Environment, Social Equity, & Economic Impacts.

IRS Form W-9

Public Contracting Review Board Rules

  • The rules that govern how the County does business

Supplier Code of Conduct Supplier Code of Business Conduct - Multco (17.34 KB)

  • The County's expectations for its contractors

Additional Purchasing Resources

  • Recommendations for a successful proposal response

Multnomah County Purchasing

501 SE Hawthorne Blvd
Ste 125 - MAP
Portland OR 97214

Phone: 503.988.5111
Fax: 503.988.3252
Hours: 8:00am - 5:00 pm
Monday - Friday