Washington State Purchasing Cooperative

All membership to the Washington State Purchasing Cooperative (Co-op) has ended as of June 30, 2013. The Co-op program has been retired as of July 1, 2013 and has been replaced by the Master Contracts Usage Agreement (MCUA).Organizations wishing to make purchases for Washington State Goods and Services contracts after July 1, 2013 will need to sign a MCUA and return it to the Department of Enterprise Services. For more information, please see the MCUA page.