October 20, 2008

DTE Energy Schedules 3Q 2008 Earnings Release, Conference Call

DETROIT, Oct. 20 /PRNewswire-FirstCall/ -- DTE Energy will announce its third quarter 2008 earnings after market close Wednesday, Oct. 29. The company will conduct a conference call to discuss earnings results at 9 a.m. EDT Thursday, Oct. 30.

Investors, the news media and the public may listen to a live internet broadcast of the call at http://www.dteenergy.com/investors . The telephone dial-in numbers are (866) 214-7077 or (416) 915-9608. There is no passcode. An audio replay of the call will be available from 1 p.m. Oct. 30 to Nov. 15, 2008. To access the replay, dial (888) 203-1112 or (719) 457-0820 and enter passcode 1848258. The webcast also will be archived on the DTE Energy website at http://www.dteenergy.com/investors .

DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide. Its operating units include Detroit Edison, an electric utility serving 2.2 million customers in Southeastern Michigan, MichCon, a natural gas utility serving 1.3 million customers in Michigan and other non-utility, energy businesses focused on gas pipelines and storage, coal transportation, unconventional gas production and power and industrial projects. Information about DTE Energy is available at dteenergy.com.

DTE Energy

CONTACT: Media: Scott Simons +1-313-235-8808, or Lorie N. Kessler,+1-313-235-8807, or Analysts: Lisa Muschong, +1-313-235-8505, or Dan Miner,+1-313-235-5525

Web site: http://www.dteenergy.com/http://www.dteenergy.com/investors