September 17, 2008

CMS Energy’s President and CEO to Participate in Panel Discussion at Merrill Lynch Power and Gas Leaders Conference

JACKSON, Mich., Sept. 17 /PRNewswire-FirstCall/ -- CMS Energy announced today that its president and chief executive officer, Dave Joos, will participate in a panel discussion at the Merrill Lynch Power and Gas Leaders Conference on Wednesday, Sept. 24.

The 60-minute panel discussion, "Midwest Utilities," is scheduled to begin at noon, EDT.

A webcast of the panel discussion will be available at the CMS Energy website, To access the panel discussion, go to the main website, click on "Investor Relations," then "Webcasts & Presentations." The panel discussion will be available on the CMS Energy website for 30 days.

CMS Energy is a Michigan-based company that has an electric and natural gas utility, Consumers Energy, as its primary business and also owns and operates independent power generation businesses.

For more information on CMS Energy, please visit our web site at:

CMS Energy

CONTACT: Media Contacts, Jeff Holyfield, +1-517-788-2394, or Dan Bishop,+1-517-788-2395, both of CMS Energy, or Investment Analyst Contact, CMS EnergyInvestor Relations, +1-517-788-2590

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