1
                          Filed by DTE Energy Company
                   Subject Company -- MCN Energy Group, Inc.
             Pursuant to Rule 425 under the Securities Act of 1933
                         Commission File No. 001-10070

                                Stewart Lawrence
                                 (313) 256-6289

                 MCN ENERGY GROUP INC. CALLS SPECIAL MEETING OF
                 SHAREHOLDERS TO APPROVE MERGER WITH DTE ENERGY


DETROIT, MARCH 30, 2001 - MCN Energy Group Inc. (NYSE:MCN) today called a
Special Meeting of Common Stock Shareholders to be held May 15, 2001, at 2 p.m.
eastern time at MCN's headquarters to approve the previously announced amended
merger agreement with DTE Energy Company (NYSE:DTE).

         Shareholders of record as of the close of business on April 10, 2001,
will be entitled to vote in person or by proxy at the Special Meeting and will
receive notice of the meeting in mid-April 2001.

         Shareholders representing a majority of MCN's common stock outstanding
must approve the merger.

MCN Energy Group Inc. is an integrated energy company with approximately $5
billion of assets and $2.5 billion of annual revenues. The company primarily is
involved in natural gas production, gathering, processing, transmission,
storage, distribution and marketing in the Midwest-to-Northeast corridor. Its
largest subsidiary is Michigan Consolidated Gas Company, a natural gas utility
serving 1.2 million customers in more than 500 communities throughout Michigan.

DTE Energy is a Detroit-based diversified energy company involved in the
development and management of energy-related businesses and services nationwide.
DTE Energy's principal operating subsidiary is Detroit Edison, an electric
utility serving 2.1 million customers in Southeastern Michigan.

DTE Energy has filed with the SEC a post-effective amendment to its registration
statement on Form S-4. The post-effective amendment contains a proxy
statement/prospectus and other documents related to the proposed merger between
DTE Energy and MCN. Investors and security holders are urged to read the
post-effective amendment containing the proxy statement/prospectus and any other
relevant documents filed with the SEC when they become available because they
will contain important information. Investors and security holders are able to
receive the post-effective amendment containing the proxy statement/prospectus
and other documents free of charge at the SEC's web site, www.sec.gov, and will
be able to receive the final proxy statement/prospectus and other documents free
of charge at the SEC's website, listed above, from DTE Energy Investor Relations
at 2000 Second Ave., Detroit, Mich. 48226-1279 or from MCN Investor Relations at
500 Griswold St., Detroit, Mich. 48226. Information concerning the identity of
the participants in the solicitation of proxies by the MCN board of directors
and their direct or indirect interests, by security holdings or otherwise, may
be obtained from the Secretary of MCN at the address listed above. This press
release will be filed with the SEC on March 30, 2001.

                                       ###