King County Universal Compost Contract
About the Contract

The King County universal compost contract contract sets terms and pricing for three years, beginning in 2020, and is available to any jurisdiction with an approved Cooperative Purchasing Agreement with King County. This includes most jurisdictions in King, Pierce and Snohomish County. A current list of jurisdictions with approved Cooperative Purchasing Agreements can be found here.

The contract’s terms and conditions, and the compost and application services’ specifications and prices can be found in the King County Awarded Contracts page.

For questions regarding the contract or if you or someone in your organization is interested in taking part in the Technical Assistance program, please contact King County CompostWise at

If you are interested in purchasing material via the King County Universal contract, please fill out as much information as possible below and a representative will follow up with you within one business day. If you have an urgent need or questions you’d like answered prior to filling out this form, please contact or:

Chris Cunningham – 206-437-5700
Kyle Sanders – 206-617-8736

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