DENNY HIGGINS JOINS COMMERCE BANK, MONITEAU COUNTY AS COMMERCIAL

(Tipton, MO – July 7, 2010 ) – Brad Clay, community president, Commerce Bank, Moniteau County, recently announced that Denny Higgins has joined Commerce as commercial banking specialist. Higgins is a graduate of the University of Central Missouri with a Bachelor of Science and Business Administration degree. Higgins has worked in various areas of banking for a regional banking company including credit analysis, retail, customer relations, lending and branch management. In his new position, he is responsible for business development and relationship management related to Commerce's full line of banking, borrowing and treasury management solutions for commercial clients.

"We are extremely pleased with Denny’s addition to our community banking team in Moniteau County," stated Clay. "As a native to Moniteau County, his knowledge and experience will enhance our ability to provide banking, borrowing and money management solutions to businesses and agri-businesses in Tipton and California."

About Commerce Bank

Commerce Bank, N.A. is a subsidiary of Commerce Bancshares, Inc. (NASDAQ: CBSH), an $18 billion regional bank holding company. For more than 140 years, Commerce Bank has been meeting the financial services needs of individuals and businesses throughout the Midwest region. Commerce Bank provides a diversified line of financial services, including business and personal banking, wealth management, financial planning, and investments through its affiliated companies. Commerce Bank operates in 370 locations in the Central United States. Commerce Bancshares also has operating subsidiaries involved in mortgage banking, leasing, credit-related insurance, venture capital and real estate activities.

For additional information contact:

Email: mymoney@commercebank.com†