July 07, 2004

First Business Bank Elects Ralph Kauten to Board of Directors

MADISON, July 7, 2004 - First Business Bank announced today that Ralph Kauten has been elected to its Board of Directors. Ralph Kauten is President and CEO of Quintessence Biosciences, Inc., and a former faculty member of UW - Whitewater.

"I am very pleased to be joining a team of first class business and financial people who have done so much to help build the local business community," stated Kauten. "The First Business Bank vision created in 1990 has proven to be on target then, and continues to be on target today."

Ralph has been involved in several start-up bio tech businesses. He co-founded and managed PanVera Corporation, which grew from a start-up in 1992 to a highly profitable drug discovery company with $20 million in revenue. He was recognized by Ernst & Young as Entrepreneur of the Year for his role at PanVera. In addition, Mr. Kauten was a key player in the founding and management of Promega Corporation. Beginning in 1979, he provided leadership in crafting the financing and business strategies that have made Promega a company that currently employs over 700 people and has annual revenue in excess of $150 million

"We are extremely excited that Ralph is joining our board," stated Corey Chambas, President and CEO of First Business Bank. "He brings a rare combination of success with several bio tech companies and a financial background. That experience and Ralph’s entrepreneurial approach to building businesses make him a great fit with First Business Bank."

About First Business Bank First Business Bank was established by business owners and investors in 1990 to specialize in quality business banking for the local business community. First Business Bank offers a full line of deposit and loan products for businesses and business owners, including cash management products, Internet banking, retirement plans/investment management services/trustee services, asset-based lending, and leasing.
About First Business Financial Services, Inc.

First Business Financial Services, Inc. (Nasdaq:FBIZ) is a Wisconsin-based bank holding company, focused on the unique needs of businesses, business executives, and high net worth individuals. First Business offers commercial banking, specialty finance, and private wealth management solutions, and because of its niche focus, is able to provide its clients with unmatched expertise, accessibility, and responsiveness. For additional information, visit www.firstbusiness.com or call (608) 238-8008.

The First Business Financial Services, Inc. logo is available at http://www.firstbusiness.com/logo

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Contact:
Jodie Johnson
Assistant Vice President - Marketing
First Business Financial Services, Inc.
(608) 232-5910
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