Winthrop Music Association (WMA) is a 501(c)3 non-profit organization formed in 2005 to ensure the continued success of the annual Winthrop Rhythm & Blues Festival. WMA strives to promote arts and cultural activities in the Methow Valley and beyond. WMA is a proud supporter of The Cove Food Bank, Methow Valley School District Music Program, Methow Arts, Methow Valley Theater, Room One, Washington Blues Society Musician Relief Fund, Inland Empire Blues Society, Cascade Blues Association, Methow Valley AAU Basketball Booster, Tommy Zbyszewski Methow Valley Education Foundation scholarship and many others.