Kenneth C. Thompson, 91 of Butler passed away peacefully on April 7th in Concordia at the Orchard. He was born in July of 1928 to late parents William and Amber (Maxwell) Thompson. Ken served his country during the WW2 era and was honorably discharged in 1949 as a Sergeant of the USMC. He worked for the Pennsylvania Railroad, Penn Central Railroad, and Conrail where he retired after 38 years as superintendent. During his time with Conrail, he developed computer programs and actually had one named after him. He married Phyllis (Lasher) Thompson of Ford City in May of 1950 and was married until her passing, one day before their 67-year anniversary in 2017. Ken was the loving father of Kirk (Sally) Thompson of Bethel Park and Sara (Jeff) Pellegrini of Butler. He was the brother of Robert (Barbara) Thompson & Carol (Charles) Kuntz. He is also survived by 5 grandchildren, 6 great grandchildren, and numerous nieces and nephews. He was preceded in death by brothers William and Donald Thompson, both of Butler. Burial was held privately. Arrangements by the SPENCER D. GEIBEL FUNERAL HOME & CREMATION SERVICES, 140 NEW CASTLE RD. BUTLER PA 16001 WWW.SPENCERDGEIBEL.COM. In lieu of flowers donations may be made to the Alzheimer’s Assoc.