Contractor and Vendor Information

Discover essential details and opportunities for Washington State Parks contractors and vendors. Whether you are seeking information about the registration process, requirements, or how to submit bids and proposals, this guide will serve as your go-to reference.

Discover essential details and opportunities for contractors and vendors. Whether you're seeking information on the registration process, requirements, or how to submit bids and proposals, this guide will serve as your go-to reference.

How to submit bids and proposals

Bid Modification Process to Bidders

Plan Centers

Public Works General Conditions

Services General Terms and Conditions

Forecasted Needs Report

Sole Source and Emergency Purchases

Small Business Outreach Program

Supplier Diversity

Minority, Women and Veteran-Owned Business

Interagency Agreements

Statewide Vendor Payment registration