Press Release

Photo Release -- Chemical Bank Announces Chief Information Officer

Company Release - 8/6/2007 5:24 PM ET

MIDLAND, Mich., Aug. 6, 2007 (PRIME NEWSWIRE) -- Chemical Bank Chairman David B. Ramaker today announced the appointment of Gary L. Richardson as Senior Vice President, Chief Information Officer (CIO).

A photo accompanying this release is available at

Chemical Bank has operated its own data processing operations center for over 29 years. In his capacity as CIO, Mr. Richardson will lead the bank in planning and implementing enterprise information systems to support both distributed and centralized business operations. "During the past seven years, Chemical Bank has made significant progress in strengthening our technological infrastructure. Under Gary's leadership, we look forward to making our information technology offerings a strategic advantage for the company," said Ramaker. In accepting this appointment, Mr. Richardson will serve as Chemical Bank's first Chief Information Officer.

Previously, Mr. Richardson was Senior Vice President responsible for technology strategy and architecture, technology risk management software testing, software configuration management and compliance at ABN AMRO Services Co., Chicago, Illinois. His tenure with ABN AMRO has spanned almost a decade. Additionally, he is a 1984 graduate of University of Michigan with a Bachelors of Science in Computer Science.

Chemical Financial Corporation is the third-largest bank holding company headquartered in Michigan. The Company operates through a single subsidiary bank, Chemical Bank, with 129 banking offices spread over 31 counties in the lower peninsula of Michigan. At June 30, 2007, the Company had total assets of $3.78 billion. Chemical Financial Corporation common stock trades on The Nasdaq Stock Market under the symbol CHFC and is one of the issues comprising the Nasdaq Global Select Market.

The photo is also available via AP PhotoExpress.

CONTACT:  Chemical BankDavid B. Ramaker, Chairman, CEO & President