About Us

Since 1938, MembersAlliance Credit Union has been giving and growing in our community. Founded by a small group of Sundstrand employees, MembersAlliance is now the largest locally owned credit union, serving over 19,000 members in the counties of Winnebago, Boone and Ogle. We are proud of our history, and look forward to continued growth.


MembersAlliance has always put YOU first by providing unsurpassed personal service and a full range of affordable, quality financial products to our members. With many convenient locations, including three inside Walmart, MACU strives to provide the ultimate in full service banking, right where you live. We will continue working to offer the best in banking, along with support for the communities we serve.


As your partner in the community, MembersAlliance supports various charitable efforts through many local organizations and events. When we say you can rely on us, we really mean it. Stop by your nearest branch and see for yourself what makes MembersAlliance such a unique banking alternative.