• Ada County, Idaho
  • Alderwood Water & Wastewater District
  • Amgen
  • Audubon Society of Portland
  • Bonneville Power Administration
  • Bureau of Land Management
  • Burlington Northern Santa Fe Railway Company
  • Canadian Consulate General
  • Canadian Trainer's Collective
  • Cascade Water Alliance
  • Citizens for a Healthy Bay
  • City of Anacortes, Washington
  • City of Arlington, Washington
  • City of Astoria, Oregon
  • City of Battle Ground, Washington 
  • City of Bellevue, Washington 
  • City of Bellingham, Washington
  • City of Bend, Oregon
  • City of Bothell, Washington
  • City of Burien, Washington
  • City of Camas, Washington
  • City of Carnation, Washington
  • City of Edmonds, Washington
  • City of Ellensburg, Washington
  • City of Gig Harbor, Washington
  • City of Gresham, Oregon
  • City of Kenmore, Washington
  • City of Kent, Washington
  • City of Kirkland, Washington
  • City of Lake Forest Park, Washington
  • City of Lake Oswego, Oregon
  • City of Lynnwood, Washington
  • City of Mercer Island, Washington
  • City of Moscow, Idaho
  • City of Oak Harbor, Washington
  • City of Oregon City, Oregon
  • City of Portland, Oregon
  • City of Redmond, Washington
  • City of Renton, Washington
  • City of Salem, Oregon
  • City of Sammamish, Washington
  • City of SeaTac, Washington
  • City of Seattle Department of Transportation
  • City of Seattle, Washington
  • City of Sequim, Washington
  • City of Shoreline, Washington
  • City of Summer, Washington
  • City of Tacoma, Washington
  • City of Tigard, Oregon
  • City of Troutdale, Oregon
  • City of Tukwila, Washington 
  • City of Walla Walla, Washington
  • Clark County, Washington
  • Community Planning Association of Southwest Idaho
  • Cowlitz-Wahkiakum Council of Governments, Washington
  • Downtown Seattle Cares
  • Environmental Coalition of South Seattle
  • Friends of Waterfront Seattle
  • Grays Harbor County, Washington 
  • Highline Water District
  • Hood Canal Coordinating Council
  • Idaho Power Company
  • Idaho Transportation Department
  • Intercity Transit 
  • Interstate Technology Regulatory Council
  • Island County, Washington
  • King County Wastewater Treatment Division
  • King County, Washington 
  • Kitsap County, Washington 
  • Lewis County, Washington 
  • Lower Duwamish Waterway Group
  • Mason County, Washington 
  • Metro, Oregon
  • Metropolitan Parks District of Tacoma
  • Mid Columbia Fisheries Enhancement Group
  • Multnomah County, Oregon 
  • National Fish & Wildlife Foundation
  • National Marine Fisheries Service 
  • National Parks Conservation Association
  • Nestlé Waters North America
  • Northeast Washington Forestry Coalition
  • Northwest Power and Conservation Council
  • Orcas Power & Light Cooperative
  • Oregon Department of Environmental Quality
  • Oregon Department of Fish & Wildlife
  • Oregon Department of Transportation
  • Oregon Military Department
  • Pierce County, Washington
  • Pierce Transit
  • Port of Bellingham, Washington
  • Port of Cascade Locks, Washington
  • Port of Everett, Washington
  • Port of Newport, Oregon 
  • Port of Port Angeles, Washington
  • Port of Portland, Oregon
  • Port of Seattle, Washington
  • Port of Tacoma, Washington
  • Portland Bureau of Environmental Services
  • Portland Development Commission
  • Portland General Electric
  • Portland State University
  • Puget Sound Clean Air Agency
  • Puget Sound Partnership
  • Regional Coalition for Clean Rivers and Streams
  • Rocky Mountain Power
  • Sauk County Planning and Zoning
  • Sawtooth Society
  • Seattle Children's Hospital
  • Seattle Office of Emergency Management
  • Seattle Parks Foundation
  • Seattle Public Schools
  • Seattle Public Utilities
  • Skagit Council of Governments
  • Snohomish County, Washington
  • Sound Transit
  • Southwest Washington Regional Transportation Council
  • Spokane County, Washington
  • Tacoma Housing Authority
  • Tacoma/Pierce County Health Department
  • The Confederated Tribes of the Colville Reservation
  • Thurston County Regional Planning Council
  • TriMet
  • U.S. Army Corps of Engineers
  • U.S. Bureau of Indian Affairs
  • U.S. Department of Energy
  • U.S. Department of Interior
  • U.S. Environmental Protection Agency 
  • U.S. Fish & Wildlife Services
  • U.S. Institute for Environmental Conflict Resolution
  • U.S. National Guard Bureau
  • U.S. Navy
  • University of Washington (Office of Planning and Budgeting)
  • Uptown Alliance
  • USDA Forest Service
  • Walla Walla County, Washington
  • Washington Department of Fish and Wildlife
  • Washington Department of Natural Resources
  • Washington Education Association
  • Washington House of Representatives
  • Washington Office of Financial Management
  • Washington Public Ports Association
  • Washington Recreation and Conservation Office
  • Washington Safety Management Solutions
  • Washington State Department of Corrections
  • Washington State Department of Ecology
  • Washington State Department of Enterprise Services
  • Washington State Department of Transportation
  • Washington State Energy Facility Site Evaluation Council
  • Washington State Ferries
  • Washington State Public Stadium Authority
  • Washington State University
  • Washington Superintendent of Public Instruction
  • Waste Management
  • Whatcom County
  • Woodland Park Zoo
  • Wyoming Department of Environmental Quality
  • Yakama Indian Nation Fisheries Resource Management
  • Yakima County, Washington