Doris Hattie Hackenberg (Pumphrey) of Wheat Ridge, Colorado passed away on January 5, 2016 at the age of 89. Wife of Lyle Hackenberg; mother of Larry, Mark and Guy Wickes. A Memorial Service honoring Doris will be held on Wednesday, January 13, 2016 at 10:00 AM at Horan & McConaty Family Chapel, 7577 West 80th Avenue, Arvada, Colorado. A reception will follow the memorial service. Please share your memories of Doris and condolences with her family by signing the guest book below.