Mary Williams
What First for Your Success Means to Me
Going that extra mile to resolve or listen (even if we can’t fix the problem), knowing that we have done our very best to help our customers and they feel the same.

Mary Williams

Executive Vice President, Chief Operations Officer


Mary Williams is Executive Vice President and Chief Operations Officer. She received her Associate of Arts degree in Accounting and Business Management from the St. Cloud Business College in St. Cloud, Minnesota and her auditing certification from Ridgewater Technical College in Hutchinson, Minnesota. Mary joined the United Bankers’ Bank Operations department in 2007 and served in various roles including VP, Operations and VP, Information Technology prior to joining UBB.  Mary is part of many groups and associations including ECCHO Business Committee and FedNow.  She was honored as a 2022 recipient of BankBeat Magazine's Outstanding Women in Banking.