1
                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Daniel L. Schiffer and Patrick Zurlinden, and each of them, his true and lawful
attorneys and agents, each with full power and authority (acting alone and
without the other) to execute in the name and on behalf of the undersigned as
such director or officer, a Registration Statement on Form S-3, including any
post-effective amendments or other filings in connection therewith, under the
Securities Act of 1933, as amended, with respect to the issuance of up to
$200,000,000 maximum aggregate offering price of debt securities of MCN
Investment Corporation; granting to such attorneys and agents, and each of
them, full power of substitution and revocation in the premises; and ratifying
and confirming all that such attorneys and agents, or either of them, may do or
cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                     /s/ Alfred R. Glancy III   
                                                     --------------------------
                                                         Alfred R. Glancy III   
   2

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                     /s/ William K. McCrackin   
                                                     --------------------------
                                                         William K. McCrackin   
   3

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III and Daniel L. Schiffer, and each of them, his true and
lawful attorneys and agents, each with full power and authority (acting alone
and without the other) to execute in the name and on behalf of the undersigned
as such director or officer, a Registration Statement on Form S-3, including
any post-effective amendments or other filings in connection therewith, under
the Securities Act of 1933, as amended, with respect to the issuance of up to
$200,000,000 maximum aggregate offering price of debt securities of MCN
Investment Corporation; granting to such attorneys and agents, and each of
them, full power of substitution and revocation in the premises; and ratifying
and confirming all that such attorneys and agents, or either of them, may do or
cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                     /s/ Patrick Zurlinden      
                                                     --------------------------
                                                         Patrick Zurlinden      
   4

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                      /s/ Stephen E. Ewing  
                                                     --------------------------
                                                          Stephen E. Ewing    
   5

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                       /s/ Roger Fridholm 
                                                     --------------------------
                                                           Roger Fridholm      
   6

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                      /s/ Frank M. Hennessey    
                                                     --------------------------
                                                          Frank M. Hennessey    
   7

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                     /s/ Thomas H. Jeffs II     
                                                     --------------------------
                                                         Thomas H. Jeffs II     
   8

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                      /s/ Arthur L. Johnson     
                                                     --------------------------
                                                          Arthur L. Johnson     
   9

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                        /s/ Dale A. Johnson     
                                                     --------------------------
                                                            Dale A. Johnson     
   10

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, her true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                     /s/ Helen O. Petrauskas    
                                                     --------------------------
                                                         Helen O. Petrauskas    
   11

                                                                    EXHIBIT 24-1


POWER OF ATTORNEY

Know All Men By These Presents:

That the undersigned director or officer of MCN Corporation, a corporation
formed under the laws of the State of Michigan, does constitute and appoint
Alfred R. Glancy III, Daniel L. Schiffer and Patrick Zurlinden, and each of
them, his true and lawful attorneys and agents, each with full power and
authority (acting alone and without the others) to execute in the name and on
behalf of the undersigned as such director or officer, a Registration Statement
on Form S-3, including any post-effective amendments or other filings in
connection therewith, under the Securities Act of 1933, as amended, with
respect to the issuance of up to $200,000,000 maximum aggregate offering price
of debt securities of MCN Investment Corporation; granting to such attorneys
and agents, and each of them, full power of substitution and revocation in the
premises; and ratifying and confirming all that such attorneys and agents, or
any of them, may do or cause to be done by virtue of these presents.

In Witness Whereof, I have executed this Power of Attorney this 27th day of
April, 1995.




                                                        /s/ Howard F. Sims      
                                                     --------------------------
                                                            Howard F. Sims