Alliant Credit Union

With over 80 years of history and more than $10 billion in assets, Alliant Credit Union is the largest credit union in Illinois and one of the largest in the nation. Our top-notch online, mobile and phone banking services and emphasis on security make banking easier and safer for our nearly 400,000 members nationwide. 

Alliant is a not-for-profit financial cooperative, which means all of our members are also owners, and we constantly strive to foster our members’ financial well-being and serve their best interests. We offer award-winning rates, allowing our members to save more and earn more. Alliant also provides members with retirement and investment services, ongoing personal finance education, and free personal financial management, budgeting and debt management tools. Our mission as a digital credit union is to provide members consistently superior financial value while simplifying and enabling how people save, borrow and pay.

Alliant has over 500 employees, and the credit union’s headquarters and call center are located in Chicago’s northwest suburbs. More than 90 percent of surveyed Alliant employees said their workplace is great, landing us on Fortune’s 100 Best Medium Companies list three years in a row. We've also earned Gallup's Great Workplace Award three straight years

Company details



Chicago, IL

Year founded


Company size

501-1,000 employees


Credit Union, Banking, Financial Services, Online & Mobile Banking, Lending, Digital Marketing, Technology, and Call Center