July 12, 2005 Mail Stop 4561 By U.S. Mail and facsimile to (414) 354-5342 Mr. Michael T. Crowley, Jr. Chairman, President & Chief Executive Officer Bank Mutual Corporation 4949 West Brown Deer Road Milwaukee, WI 53223 Re:	Bank Mutual Corporation 	Form 10-K for the fiscal year ended December 31, 2004 	Filed March 11, 2005 	File Number: 000-31207 Dear Mr. Crowley: 	We have completed our review of your Form 10-K and related filings and have no further comments at this time. Sincerely, Donald Walker Senior Assistant Chief Accountant