Began his journey home on May 25, 2012, at the age of 73. Devoted husband of the late Patricia (nee Green). Beloved father of Lori (Mark) Schroeder, Mathew (Julie) Kollenbroich, the late infant William Kollenbroich, and Sheri (David) Stuckslager. Cherished grandfather of Nichole, Jeanne, Callie, and Addie. Son of the late Mathew J. and Margaret C. (nee Haig) Kollenbroich. Brother of Margaret Pesich, Helen (Joseph) Skibbie, and the late Joseph Kollenbroich. Brother-in-law of Rosemary Kollenbroich. Also loved by many nieces, nephews, other relatives, and friends.John retired from A&A Manufacturing in 1999, after 32 years of service there.Visitation at ST JOHN NEUMANN CATHOLIC CHURCH, 2400 West State Highway 59, on Friday, June 1, from 10:00-11:00 AM. Mass of Christian Burial at 11:00 AM. Interment at Wisconsin Memorial Park to follow. Memorials appreciated to the American Cancer Society.