Description: Cooperative Purchasing Agreement - City of Seattle(PDF, 949KB)
Effective Date: May 3, 1984
Description: Cooperative Purchasing Agreement - City of Yakima(PDF, 636KB)
Effective Date: January 2, 1996
Description: Cooperative Purchasing Agreement - City of Chelan(PDF, 414KB)
Effective Date: November 7, 2000
Description: Cooperative Purchasing Agreement - King County(PDF, 35KB)
Effective Date: December 4, 2007
Description: Cooperative Purchasing Agreement - North East King County Regional Public Safety Communications Agency (NORCOM)(PDF, 275KB)
Effective Date: December 4, 2008
Description: Cooperative Purchasing Agreement - eCityGov Alliance(PDF, 89KB)
Effective Date: March 6, 2009
Description: Cooperative Purchasing Agreement - Lakewood Fire District #2(PDF, 266KB)
Effective Date: June 25, 2009
Description: Cooperative Purchasing Agreement - State of Washington(PDF, 409KB)
Effective Date: December 18, 2009
Description: Cooperative Purchasing Agreement - Houston-Galveston Area Council(PDF, 568KB)
Effective Date: July 20, 2010
Description: Cooperative Purchasing Agreement - Snohomish County Fire Protection District No. 10(PDF, 587KB)
Effective Date: November 22, 2010
Description: Cooperative Purchasing Agreement - National Purchasing Partners(PDF, 294KB)
Effective Date: January 7, 2011
Description: Cooperative Purchasing Agreement - Snohomish County Fire District #1(PDF, 77KB)
Effective Date: March 18, 2011
Description: Cooperative Purchasing Agreement - Thurston County(PDF, 293KB)
Effective Date: April 22, 2011
Description: Cooperative Purchasing Agreement - Clallam County Fire District #1(PDF, 634KB)
Effective Date: May 2, 2012
Description: Cooperative Agreement between City of Bellevue and City of Kirkland for Job Order Contracting(PDF, 2MB)
Effective Date: May, 2013
Description: Cooperative Purchasing Agreement - Eastside Fire and Rescue(PDF, 590KB)
Effective Date: June 1, 2013
Description: Cooperative Purchasing Agreement - National Joint Power Alliance(PDF, 129KB)
Effective Date: June 26, 2013
Description: Cooperative Purchasing Agreement - Washington State Department of Enterprise Services(PDF, 843KB)
Effective Date: July 9, 2013
Description: Cooperative Purchasing Agreement - Snohomish County(PDF, 348KB)
Effective Date: November 6, 2013
Description: Cooperative Purchasing Agreement - National Purchasing Partners(PDF, 848KB)
Effective Date: February 13, 2014
Description: Cooperative Purchasing Agreement - Clark Regional Wastewater District(PDF, 379KB)
Effective Date: February 3, 2015
Description: Cooperative Purchasing Agreement - State of Minnesota(PDF, 176KB)
Effective Date: February 26, 2015
Description: Cooperative Purchasing Agreement - Alderwood Water and Wastewater District(PDF, 373KB)
Effective Date: July 7, 2015
Description: Membership in Small Works, Consultant and Vendor Rosters - Municipal Research and Services Center(PDF, 314KB)
Effective Date: November 5, 2015
Description: Cooperative Purchasing Agreement - Pierce County(PDF, 521KB)
Effective Date: December 29, 2015
Description: Surplus Operations Services - State of Washington Department of Enterprise Services(PDF, 331KB)
Effective Date: May 16, 2016
Description: Cooperative Purchasing Agreement - University of Washington(PDF, 262KB)
Effective Date: May 23, 2016
Description: Cooperative Purchasing Agreement - City of Tucson(PDF, 548KB)
Effective Date: January 24, 2017
Description: Cooperative Purchasing Agreement - National Intergovernmental Purchasing Alliance Company(PDF, 546KB)
Effective Date: February 27, 2017
Description: Cooperative Purchasing Agreement - Region 14 Education Service Center and the National Cooperative Purchasing Alliance(PDF, 371KB)
Effective Date: August 10, 2017
Description: Cooperative Purchasing Agreement - City of Kenmore(PDF, 232KB)
Effective Date: June 18, 2019
Description: Cooperative Purchasing Agreement - The Community Colleges of Spokane(PDF, 523KB)
Effective Date: July 27, 2020
Description: Cooperative Purchasing Agreement - Northshore Utility District(PDF, 309KB)
Effective Date: October 29, 2020
Description: National Interlocal Purchasing Agreement - BuyBoard(PDF, 434KB)
Effective Date: June 28, 2024