Alaska Community Foundation
Apex Foundation
Bill & Melinda Gates Foundation
Blue Mountain Community Foundation
Blue Shield of California Foundation
Bob Woodruff Foundation
Boeing Company
Bristol Bay Native Corporation
Building Changes
Cascadia Foodshed Financing Project
Chuckanut Health Foundation
College Spark Washington
Colorado Trust
The Communications Network
Community Foundation of Southwest Washington
Community Foundation of Snohomish County (formely Greater Everett Community Foundation)
Empire Health Foundation
Ford Foundation
Ford Family Foundation
Forum of Regional Associations of Grantmakers
Grantmakers of Oregon and Southwest Washington
Foundation for Tacoma Students
Gordon and Betty Moore Foundation
Gordon Elwood Foundation
Greater Tacoma Community Foundation
Group Health Foundation
Harbourton Foundation
Heritage Bank
J.A. and Kathryn Albertson Foundation
Juneau Community Foundation
Kelley Family Foundation
Laird Norton Family Foundation
Margaret A. Cargill Philanthropies
Marguerite Casey Foundation
Mat-Su Health Foundation
Medina Foundation
Meyer Memorial Trust
Montana Healthcare Foundation
Names Family Foundation
Nathan Cummings Foundation
National Child Welfare Network
Nesholm Family Foundation
Norman Raab Foundation
Northern California of Grantmakers
Northwest Area Foundation
Northwest Children’s Fund
Northwest Regional Primary Care Association
Oregon Community Foundation
Outerwall (formerly Coinstar)
Pacific Hospital Preservation & Development Authority
Peter and Lucia Buck Family Foundation
Philanthropists Forum
Premera Blue Cross
Pride Foundation
Privateer Holdings
Raikes Foundation
Rasmuson Foundation
Rockefeller Foundation
Russell Family Foundation
San Diego Grantmakers
Satterberg Foundation
Schultz Family Foundation
Sealaska Corporation
Seattle Foundation
Seattle Public Library Foundation
Social Venture Partners - Seattle
Southern California of Grantmakers
Snohomish County Health Leadership Coalition
Statewide Capacity Collaborative
Surdna Foundation
United Way of Central Washington
Verdant Health Commission
Virginia G. Piper Charitable Trust
Washington Academy of Family Physicians
Washington Research Foundation
Washington Women’s Foundation
Whatcom Community Foundation
W.K. Kellogg Foundation
Women's Funding Alliance
Yakima Valley Community Foundation