exhibit23a_072313.htm

We consent to the use of our reports dated February 22, 2013, with respect to the consolidated balance sheets of Commerce Bancshares, Inc. as of December 31, 2012 and 2011, and the related consolidated statements of income, comprehensive income, changes in equity, and cash flows for each of the years in the three-year period ended December 31, 2012, and the effectiveness of internal control over financial reporting as of December 31, 2012, which reports appear in the December 31, 2012 annual report on Form 10-K of Commerce Bancshares, Inc., incorporated herein by reference and to the reference to our firm under the heading “Experts” in the prospectus.