First Business Financial Services: Zacks initiates independent research coverage on First Business Financial Services, Inc.

Madison, May 14, 2010: Zacks Investment Research, a leading provider of independent investment research, today initiated coverage on Wisconsin-based First Business Financial Services, Inc. (Nasdaq:FBIZ). Zacks Investment Research provides institutional quality sell-side equity research through a team of more than a dozen highly qualified professional analysts. To view the 20-page initiation report on FBIZ, go to http://www.zacks.com, or contact your Zacks Investment Research institutional sales representative.

About Zacks Investment Research

Founded in 1978, Zacks Investment Research has more than 25 years of experience in providing institutional and individual investors with the analytical tools and financial information necessary to the success of their investment process. Zacks created the first earnings estimate revision model and originated the concept of the Earnings Surprise. Today, Zacks’ models process over 25,000 earnings estimate revisions and changes in broker recommendations weekly from over 200 brokerage firms, produced by more than 3,500 analysts. As one of the top market data and proprietary investment model providers, Zacks’ clients include some of the most widely known institutions in the financial industry. Visit http://www.zacks.com for more information.

About First Business Financial Services, Inc.

First Business Financial Services (Nasdaq:FBIZ) is a Wisconsin-based bank holding company that specializes in focused financial solutions for businesses, key executives, and high net worth individuals through its operating companies. Its companies include: First Business Bank – Madison; First Business Bank – Milwaukee; First Business Bank – Northeast; First Business Trust & Investments; First Business Equipment Finance, LLC; and First Business Capital Corp. For additional information, visit http://www.firstbusiness.com or call (608) 238-8008.

Contact:

James F. Ropella

Senior Vice President and CFO

First Business Financial Services, Inc.

608-232-5970

jropella@firstbusiness.com