July 24, 2008

DTE Energy Schedules Second Quarter 2008 Earnings Release and Conference Call

DETROIT, July 24 /PRNewswire-FirstCall/ -- DTE Energy will announce its second quarter 2008 earnings after market close Wednesday, July 30. The company will conduct a conference call to discuss earnings results at 9 a.m. EDT Thursday, July 31.

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 (877) 852-6543 or (719) 325-4763. There is no passcode. An audio replay of the call will be available from 1 p.m. Aug. 1 to Aug 15. To access the replay, dial (888) 203-1112 or (719) 457-0820 and enter passcode 2446734. 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, all of DTE Energy

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