WINTER JOINS COMMERCE BANK AS RESIDENTIAL LENDING OFFICER

Columbia, MO – November 25, 2008 - Teresa Maledy, president, Commerce Bank, Central Missouri Region, recently announced that Shelia Winter, a Moberly resident and former Macon business manager, has joined Commerce Bank, Columbia, as a residential real estate lending officer. In her position, she is responsible for business development and customer service related to the bank’s full line of mortgage loan products for Columbia and the surrounding area.

Winter has more than 10 years of experience in the real estate industry and was a real estate lender for Commerce Bank, Moberly, from 1989 to 1993.

Active in the community, Winter currently serves on the City of Moberly Planning and Zoning Board and is a past board member for the Moberly Chamber of Commerce. She also volunteers through Commerce initiatives in support of United Way, including serving as a past board member for the Randolph County United Way.

About Commerce Bank

Commerce Bank, N.A. is a subsidiary of Commerce Bancshares, Inc. (NASDAQ: CBSH), a $17.0 billion regional bank holding company. For more than 140 years, Commerce Bank has been meeting the financial services needs of individuals and businesses. Commerce Bank provides a diversified line of financial services, including business and personal banking, wealth management and estate planning and investments through its subsidiary and affiliated companies. Commerce Bank currently operates in approximately 350 locations in Missouri, Kansas, Illinois, Oklahoma and Colorado. Commerce Bancshares also has operating subsidiaries involved in mortgage banking, leasing, credit-related insurance, venture capital and real estate activities.

For additional information contact:

Teresa Maledy, President, Central Missouri Region
573-886-5200
Email: Teresa.Maledy@commercebank.com†