Ambrose University in Davenport, IA. Before joining Suhor Industries as Chief Financial Officer in 1987, he worked for 8 years at Ernst & Whinney, and served as Chief Financial Officer for John Massman Contracting for 5 years. Welzenbach joined Suhor Industries, Inc. in 1987. Welzenbach oversees the day-to-day operations of Suhor Industries. He also serves on the Board of Directors of Suhor Industries.