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How to Do Business With King County Now Online

Attend a free orientation at our office. Learn more about King County's vendor registration, applying to King County rosters, certifying as a small business, our contracting process, effective marketing strategies, and tips for submitting successful bids & proposals.

Chat with our contract specialists, sustainable purchasing manager, and our small business certification team.

Orientation are now being offered online. Register to a session to find out more.

Architecture & Engineering

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Construction

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Goods & Services

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Video Tutorials

 

Level of Effort Training  |  for: Architecture/Engineering firms

This video explains how Architecture/Engineering consultants should submit project-specific costs during negotiations.

Click here to watch the video

 

Profit Evaluation  |  for: Architecture/Engineering firms

This video explains how to establish profit margins on architectural and Engineering contracts.

Click here to watch the video

Contact Us

Phone: (206) 263-9400

TTY Relay: 711

Fax: (206) 296-7676