After surviving combat in World War II, Harold came to Colorado in 1950. He has been a Volunteer Ski Patrolman at Winter Park since 1951. He was a member of the Tyrol Ski Club from 1950 to 1960, serving as President in 1955. He became a Certified Official for races and served as Official Timer at the 1960 Winter Olympics. He coauthored a book entitled Manual Timing which was used extensively throughout the United States.