About Us

Alpha Supported Living Services (Alpha) is a non-profit agency providing supported living, community inclusion and representative payee services for adults and children with intellectual and developmental disabilities living in King, Snohomish, and Spokane counties. Alpha is the largest supported living provider in the Puget Sound area and the largest nonprofit in this field in Washington. Our mission is to serve individuals with developmental disabilities by providing residential and community services that maximize each person’s quality of life. We do this in a climate of dignity, respect, and full consideration of individuality and civil and human rights.