MB Financial, Inc. to Present at Sandler O’Neill + Partners, L.P. West Coast Financial Services Conference

MB Financial, Inc. (NASDAQ: MBFI), today announced that it will present at the Sandler O’Neill + Partners, L.P. West Coast Financial Services Conference to be held in Marina del Rey, California on Tuesday, March 2, 2010. MB Financial’s presentation is scheduled to begin at 8:50 a.m. (Pacific).

This event can be accessed by logging on to http://www.sandleroneill.com. Once on this page, go to Conferences tab, then select View Webcast under the West Coast Financial Services Conference heading. Participants should go to the website at lease fifteen minutes early to download and install any necessary audio software. For those unable to listen to the live broadcast, a replay will be available for 30 days after the event, beginning on March 3, 2010. There is no charge to access the presentation.

MBFI is the holding company for MB Financial Bank, N.A. MB Financial Bank is a locally operated financial institution that has been delivering competitive personalized service for nearly 100 years to businesses and individuals who live and work in the Chicago metropolitan area.

This news release may contain forward-looking statements that involve risk and uncertainties, with respect to the results of operations and other uncertainties that may not be known or anticipated by the Company. While management of the Company uses its best efforts to be accurate in making forward-looking statements, any such statements are subject to risks and uncertainties that could cause the Company’s actual results to vary materially from the future results indicated in such forward-looking statements.