Marathon Bank

Meet the people you can trust

Since 1902, Marathon Bank has remained a locally owned community bank. To meet the changing banking needs of friends and neighbors, we continue to add some of the most innovative products and services. Our convenient branches located throughout the area help us stay connected to the growing community and give our customers easy access to their accounts.

We sincerely appreciate the opportunity to serve your financial needs. Our focus is on providing you one-on-one service, a true partnership, and we continually strive to earn your satisfaction.

Marathon Bank provides traditional deposit services, such as checking, savings, money market, certificate of deposits and individual retirement accounts. In addition, we offer residential, commercial and construction loans, mortgages, home equity loans and small business loans. Our suite of business banking services includes cash management products, deposit accounts and feature-rich online services.

We are committed to serving the needs of our community, and we take great pride in our active role as a socially responsible corporate citizen. We support diverse civic and charitable activities through contributions and volunteer hours given by our directors, officers and employees.

Marathon Bancorp, Inc.


Marathon Bank is a wholly owned subsidiary of Marathon Bancorp, Inc. For more information, please visit marathonbancorp.com.

Executive Management

Nicholas W. Zillges
President & CEO

Nora Spatz
EVP & Chief Administrative Officer

Joy Selting
SVP & Chief Financial Officer

Terry Cornish
SVP & Chief Credit Officer

Michelle Knopf
EVP & Director of Mortgage Services

Board of Directors

Amy Zientara
Chairwoman of the Board

Timothy R. Wimmer

Thomas Grimm

Ann Werth

Nicholas W. Zillges
President & CEO, Director