82, of Stowe Twp., passed away Tuesday, June 7, 2016. He was the loving husband of Helen (Meanor) Koller; father of Dana Truxell, Joseph and Daniel Koller. Daniel is also survived by many grandchildren, nieces and nephews. Family and friends may visit FRIDAY 2-4 & 6-8 pm, at McDERMOTT FUNERAL HOME, Inc., 1225 Chartiers Ave., McKees Rocks. Services will be held SATURDAY, 12:00 at Ken Mawr United Presbyterian Church, Kennedy Twp.