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Consultant Membership

MRSC Rosters is where businesses who provide consulting services can register to be on one or multiple participating public agency consultant rosters and become eligible to receive notification of consulting projects.

Common Questions and Consultant Instructions

Minimum Qualifications required by RCW 39.89

 • Washington Unified Business Identifier (UBI#)
 • Federal Tax ID#
 • Active Department of Revenue account
 • Applicable licenses
 • Professional insurance
 • Statement of Qualifications

Annual Membership Options (chosen in account when selecting public agencies)

Basic Option
Listing with one public agency or select multiple agencies individually
Repeat selection process for each additional agency and each service
Enhanced Option
Listing throughout entire county or with all public agencies
Select agencies and services without repeating process
Automatic listing with joining agencies in your membership year
Enhanced Option Fee Scale

Architecture, Engineering, Design, Surveying
WA Firm SizeAnnual Fee

Financial, Personnel, Real Estate, Other
WA Firm SizeAnnual Fee
Small Firms (<75)$200
Large Firms (>75)$400


Create Account (Step 1 of 3)

 * All Fields Required
UBI #:  
Business Name:  
Mailing Address:  
State / Zip:      

Questions? Contact MRSC Rosters at
206 625-1300 or