Eric Lien Joins Associated Bank as Director of Treasury Management

MINNEAPOLIS - September 3, 2025 - Associated Bank today announced that Eric Lien joined the company as director of Treasury Management. In this role, Lien will be responsible for driving an enhanced treasury management sales and operations strategy, with a strong focus on superior customer service and building deeper relationships with both new and existing clients.

Based in Minneapolis, Lien will report directly to the Phillip Trier, executive vice president and head of corporate and commercial banking. Lien's leadership will play a pivotal role in further strengthening Associated's treasury management offerings, ensuring businesses across the region have access to innovative, efficient, and customer-focused solutions.

"We are excited to welcome Eric to Associated Bank," said Trier "His expertise in treasury management and proven ability to deepen client relationships will help us deliver exceptional value to our business customers and advance our commitment to supporting their success."

Lien brings extensive experience in treasury management and commercial banking, having held leadership positions where he developed and executed growth strategies, elevated customer experiences, and delivered operational excellence. He has been with BMO for the past six years, leading the Eastern region and cross-border teams for BMO including a team of 70 treasury management professional and, most recently, leading relationship managers within the emerging middle market segment.

Prior to joining BMO, he spent 15 years at Wells Fargo, serving in multiple sales, technical and leadership roles within the treasury management organization supporting corporate and commercial banking.

Lien is a graduate of the University of Wisconsin, Madison. He, his wife and three daughters reside in the Minneapolis area.

ABOUT ASSOCIATED BANC-CORP

Associated Banc-Corp (NYSE: ASB) has total assets of $44 billion and is the largest bank holding company based in Wisconsin. Headquartered in Green Bay, Wisconsin, Associated is a leading Midwest banking franchise, offering a full range of financial products and services from nearly 200 banking locations serving more than 100 communities throughout Wisconsin, Illinois, Minnesota and Missouri. The Company also operates loan production offices in Indiana, Kansas, Michigan, New York, Ohio and Texas. Associated Bank, N.A. is an Equal Housing Lender, Equal Opportunity Lender and Member FDIC. More information about Associated Banc-Corp is available at www.associatedbank.com.