Husband of 54 years of Pat; father of Teri (Gordon) Appell, John (Holly) Keenan, Cindy (Bob) Fink, Bill Keenan and Matt (Christine) Keenan. Loved by his grandchildren Andrew and Tom Appell, Stephanie Jacques and Ellis Keenan. Also survived by 4 brothers and 3 sisters. Preceded in death by his parents. Jack served in the Air Force during the Korean War and then had a productive 37 year career in programming and computer engineering with IBM. He was involved with his churches wherever he lived. He was interested in literature, photography, skiing and was a ""jack of all trades"" with his many hobbies. He loved the Colorado Rockies and the Denver Broncos. Private family services will be held. Condolences for the family can be sent to www.HoranCares.com. In lieu of flowers, memorial contributions can be made out to Porter Hospital Fdn.(For the Cancer Care Center), 7995 E. Prentice Ave., Suite 204, Greenwood Village, CO 80111.