Joined the Lord on January 9, 2024. Age 53 years. Loving husband of Stephanie for 25 years. Proud dad of Cailey (fiance Aaron Akey) Heiser and Brenna Heiser. Dear brother of Mathew (Lisa) Heiser. Loving uncle to many nieces and nephews. Further survived by other relatives and friends. Mitchell was preceded in death by his parents, Peter A. Heiser and Sharon L. Heiser.

Visitation for Mitchell will be held on Monday January 15 at Grace Ev. Lutheran Church, W196 N9525 Cross View Way, Menomonee Falls from 4 PM until the time of the Funeral Service at 6 PM. Upon his passing, Mitchell wanted his friends and family to gather together for one last beer on him. Please help his family honor his request by joining them for drinks and appetizers at Village Bowl, N86 W18330 Main St., Menomonee Falls immediately following the service. All are welcome.

In lieu of flowers, memorials to the American Heart Association are appreciated.

Mitchell worked for Froedtert for 20 years. He loved spending time with his daughters. He also loved going to Brewer games, watching the Packers, playing softball and hanging out with his friends.