Passive House Northwest
A group of Certified Passive House Consultants and other individuals and organizations whose goal it is to promote highly energy efficient construction through implementation of the Passive House .
Home Performance Washington
An association of Washington State businesses offering whole house energy efficiency, comfort, and indoor air quality solutions.
Built Green of King & Snohomish Counties
An environmentally-friendly, non-profit, residential building program of the Master Builders Association of King and Snohomish Counties.
Thurston County, Washington
Specifically, the Long Range Planning Division, whose mission is to plan for sustainable land use and development within the unincorporated areas of the county so communities can thrive in a healthy environment.