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This page provides supplemental information related to contract solicitations for King County. Visit our E-Procurement Supplier portal to view active contracting opportunities or login to participate. For questions, please contact procurement.web@kingcounty.gov.

For solicitations advertised prior to October 26, 2020, please access our legacy procurement system.

For information regarding users interested in specific solicitations advertised after October 26, 2020, please review the report below. This information is updated daily. For solicitations advertised prior to October 26, 2020, visit our legacy procurement system.

Below is a library of documents related to our solicitations advertised after October 26, 2020, that are not part of the formal solicitation documents. For older solicitations, please visit our legacy procurement system.

  • Attendees Lists are a record of businesses who have attended pre-bid and pre-proposal conferences related to the solicitation. 
  • Submittals are the successful and unsuccessful submittals to past solicitations. These are posted after contract execution.

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