UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) April 20, 1999 MB FINANCIAL, INC. (Exact Name of Registrant as specified in its Charter) DELAWARE 0-24566 36-3895923 (State or other jurisdiction (Commission File No.) (IRS Employer of incorporation) Identification Number) 1200 NORTH ASHLAND AVENUE, CHICAGO, ILLINOIS 60622 - -------------------------------------------------------------------------------- (Address of principal executive offices) Registrant's telephone number, including area code: (773) 278-4040 - -------------------------------------------------------------------------------- AVONDALE FINANCIAL CORP. 20 N. CLARK STREET, CHICAGO, ILLINOIS 60602 - -------------------------------------------------------------------------------- (Former name or former address, if changed since last report) Item 4. Changes in Registrant's Certifying Accountant. On April 20, 1999 MB Financial, Inc. engaged McGladrey & Pullen, LLP as independent accountants to audit its financial statements. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned thereunto duly authorized. MB FINANCIAL, INC. Date: May 5, 1999 By: /s/ Mitchell Feiger ----------------------------- Mitchell Feiger President and Chief Executive Officer