Donald Edgar Timpert July 11, 1929 â June 12, 2015 Donald Edgar Timpert, 85 passed away on June 12, 2015 in Arvada, Colorado. He is survived by his wife of 63 years, Jean Timpert, his 4 children, Cathy Johnson of North Pole, Alaska, Dan and Doug Timpert of Dunellen, New Jersey and Nancy Timpert-Semple of Arvada, Colorado and 6 grandchildren, Alison Timpert, Dan Timpert, Micheal Timpert, Dana Timpert, Cooper Semple and Jake Semple. He is preceded in death by his parents, Viola and Julius Timpert and his sister, Lois Mazzullo. A Celebration of Life service will be held on July 11, 2015 at 1pm at Horan & McConaty, 7577 W. 80th Avenue, Arvada, Colorado. Memorial donations may be made in Don's name to the Lewy Body Dementia Association at lbda.org. Please share your memories of Donald and condolences with his family by signing the guest book below.