About Us

Our strengths are our people, our expertise, and individual attention.

At Sitzberger, Hau & Company, we’ve learned that the better we know our clients – who they are, what they do, where they want to go – the better we can help them achieve their goals.

Headquartered in Brookfield, Wisconsin, we are a full service accounting firm offering an array of business services. While our focus is on your business, you can also count on us for personal financial advice to help you establish a secure financial future.

Sitzberger, Hau & Company is a member of the American Institute of Certified Public Accountants, Wisconsin Institute of Certified Public Accountants, and the National Association of Certified Valuation Analysts. We specialize in assisting closely held companies including healthcare, real estate, construction, manufacturing, artists, service companies, securities and more.

We work as an extension of your company – your success is our success. Sitzberger, Hau & Company S.C. is a proud member of CPAConnect, a leading association of CPA firms across America sharing resources and information to enhance each member’s quality, opportunity to compete, growth, profit, and value.