Mark joined Sitzberger Hau & Company, S.C. in 2000. He works with clients in a variety of industries providing business advisory and tax services and has a special interest in working with businesses in the construction industry. He has served on the Wisconsin Builders Association audit committee and has been a presenter at various continuing education programs for the Metropolitan Builders Association.
Mark lives in Hartland with his wife Joan.
Professional Designations and Affiliations
- Certified Public Accountant, 1981
- Member, AICPA
- Member, WICPA
- University of Wisconsin – Milwaukee:
- Past Chairperson of the Waukesha Practitioners WICPA Group
- Past Chairman – Brookfield Chamber of Commerce, Manufacturing & Industrial Council
- Past Treasurer – Brookfield Chamber of Commerce