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First Interstate Bank


Banks & Credit Unions

About Us

Great Western Bank (NYSE: GWB) is a regional financial services company with $11.3 billion in assets. Founded 80 years ago, Great Western Bank provides full-service banking through 178 locations, more than 20,000 surcharge-free ATM’s, online (, and mobile devices.

Headquartered in Sioux Falls, South Dakota, our banking model seeks to balance the best of being a ''big enough'' & ''small enough'' bank, providing capabilities typical of a much larger bank, with a customer-focused culture usually associated with smaller banks. Great Western Bank has more than 1,500 employees in nine states who focus on business and agribusiness banking and are recognized within their markets for local, efficient decision making.

Great Western Bank’s mission is to Make Life Great by taking outstanding care of our customers and creating long-term relationships. Our values: be authentic and respectful, do the right thing, drive performance and results, put the customer first, get the basics right, and empower locally, think globally.

Great Western Bank is an Affirmative Action/Equal Opportunity Employer. M/F/D/V

Member FDIC.

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