Jan Ernest Mangnuson, age 72 of Ada, passed away from cancer Sunday, March 15, 2015. He is survived by his daughter, Dana Mangnuson; wife Karen; step-daughter, Stacee (Lamonte) Brown and their children, Jaela and Blake; step-daughter Krista (Joel) Budreau and their child, Mason; brother, David Mangnuson; sisters, Mary Mangnuson, Katy Mangnuson; nieces, Maggie and Kathryn Sczekan. He was born in Abilene, TX, grew up in Austin, MN and resided in the Grand Rapids area since the 1960’s. Jan was a 35 year retiree of Amway Corporation. He was an avid fisherman and eccentric wood worker. A Memorial Gathering will be held Friday 11:00 a.m. at O’Brien-Eggebeen-Gerst Chapel, 3980 Cascade Rd. S.E., Grand Rapids. Memorial contributions may be made to American Cancer Society, 129 Jefferson Ave. S.E., Grand Rapids, MI 49503 or Juvenile Diabetes Research Foundation, West Michigan Chapter 4595 Broadmoor Ave. S.E., Ste 230, Grand Rapids, MI 49512.