He was born on April 17, 1969.
Doug is survived by his parents, Ken and Sally (Maas) Koch of Fort Atkinson; sister, Lisa (Chad) Hanmer; niece, Keira Hanmer; aunt, Carol (Jerry) Mollenhour and uncles, John Kleinhans and Durwood Maas.
He was preceded in death by a sister, Deanne Koch; aunt, Phyllis Kleinhans and uncle, Douglas Maas.
A memorial visitation will be held from 4 to 6 p.m. on Monday, May 21, 2018, at the Dunlap Memorial Home in Fort Atkinson.
In lieu of flowers, memorials may be made to the Children’s Tumor Foundation (www.ctf.org).