Donald J. Paeth, CPA

Sitzberger & Company, Donald J. Paeth, CPA


DJ is a Principal at Sitzberger & Company, S.C. and is Co-head of Assurance Services. Before joining Sitzberger & Company in 2019, DJ began his professional career at Ernst & Young in Chicago and spent two years serving audit clients in Zurich, Switzerland. He works with numerous small business clients, non-profit organizations and individuals in all areas of accounting, taxation, auditing and consulting. DJ also performs peer reviews for other similar sized accounting firms in Wisconsin.

DJ lives in Milwaukee and enjoys staying active. He spends his free time at the gym, with family, travelling or with his dog, Rylee.

Professional Designations and Affiliations:

  • Certified Public Accountant, 2014
  • Member American Institute of Certified Public Accountants


  • University of Wisconsin – Milwaukee
  • Bachelor of Business Administration – Accounting, 2011
  • University of Wisconsin – Milwaukee
  • Master of Science in Management – Professional Accounting, 2012

Occupational Experience:

  • Sitzberger & Company
  • Ernst & Young