<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>norgaard.txt
<TEXT>
        SEC Form 4 and Form 5--Confirmation of Authority to Sign and File

Pursuant to Instruction 7 to SEC "Form 4--Statement of Changes in Beneficial
Ownership and Form 5 - Annual Statement of Beneficial Ownership of Securities"
the undersigned, being a Trustee of MassMutual Corporate Investors and
MassMutual Participation Investors (each, a "Trust"), hereby appoint and
designate (i) Rosemary Baker, (ii) Kelly Schetzel and (iii) Mark Godin, and
each of them singly, my true and lawful power of attorney with full power to
sign for me and file with the Securities and Exchange Commission, the New York
Stock Exchange and the Trust said SEC Form 4 or Form 5 with respect to shares
of the Trust purchased or sold by the undersigned or any other change of
beneficial ownership relating to equity or derivative securities of the Trust
required to be reported by the undersigned on Form 4 or Form 5.

This authorization shall remain in effect until a written revocation is
executed by the undersigned and filed with the Securities and Exchange
Commission.



Signature and Date:                 S/Corine T. Norgaard    June 30, 2005
                           ------------------------------------------------

Name:    Corine T. Norgaard
Title:   Trustee of MassMutual Corporate Investors and MassMutual
         Participation Investors















</TEXT>
</DOCUMENT>
