Ronald Ross Simmermacher

passed away Monday May 14, 2018 at Harbor House in Poulsbo with his family at his side. Born in Canton, Ohio on September 9, 1942 he was 75 years of age and was the son of the late Harry A. and Marian S. (Seymour) Simmermacher.Ronald earned a degree in Industrial Engineering and was employed by Boeing Aircraft where he would play a vital role in the development and implementation of the Famous 747 Aircraft.Ronald is survived by his loving sister Margaret (Peggy) Iverson. Services and interment are pending with Cook Family Funeral Home.