First Business

May 14, 2010

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, 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 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 www.zacks.com for more information.

About First Business Financial Services, Inc.

First Business Financial Services (Nasdaq:FBIZ) is a $1.3 billion 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 www.firstbusiness.com or call (608) 238-8008.

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

Forward-Looking Statements
This press release contains forward-looking statements that reflect the Corporation's plans, estimates and beliefs. When used in this press release, the words "anticipate," "believe," "estimate," "expect," "objective" and similar expressions and verbs in the future tense are intended to identify forward-looking statements. The statements contained in this press release involve or may involve certain assumptions, risks, and uncertainties, many of which are beyond the Corporation's control, which could cause actual results to differ materially from those discussed in the forward-looking statements. The forward-looking statements included in this press release are only made as of the date hereof, and the Corporation undertakes no obligation to publicly update such forward-looking statements to reflect subsequent events or circumstances. In addition to the assumptions and other factors referenced specifically in connection with such statements, the factors described in "Item 1A. Risk Factors" in our Annual Report on Form 10-K and the following factors could impact the business and financial prospects of the Corporation: general economic conditions; legislative and regulatory initiatives; increased competition and other effects of deregulation and consolidation of the financial services industry; monetary and fiscal policies of the federal government; deposit flows; disintermediation; the cost and availability of funds; general market rates of interest; interest rates or investment returns on competing investments; demand for loan products; demand for financial services; changes in accounting policies or guidelines; general economic developments; acts of terrorism and developments in the war on terrorism; and changes in the quality or composition of loan and investment portfolios.

Contact:
James F. Ropella
Senior Vice President and CFO
First Business Financial Services, Inc.
608-232-5970
Email