Usa-Places.com has listed approx 17 Non-profit organizations in Seattle. Some of the Top rated Non-profit organizations in Seattle are- Allen Institute, The Arc of King County, The Salvation Army - Northwest Division Headquarters, Pottery Northwest, Immanuel Community Services, Washington Technology Industry Association, National Multiple Sclerosis Society Greater Northwest Chapter (Headquarters), Equal Opportunity Schools, WestSide Baby - South Lake Union Branch & Puget Soundkeeper Alliance.