KCDA is the purchasing cooperative owned and operated by public school districts in the State of Washington. Since 1938 KCDA ... has been saving both time and money for our school district members and other public agency members. Whether your need is for consumable products such as office supplies or something as large as a full modular building, KCDA is ready to assist through our wide variety of state bid law compliant awarded contracts and vendor services. There is no cost to school districts, private schools in Washington or to other public agencies throughout the Pacific Northwest to join or use KCDA's services. For more information on what KCDA can do for you please visit our website at KCDA.org. read more