Power of Attorney

       Know all by these presents, that I, Peter Vardy, hereby constitute
and appoints each of Rhonda Toth or Kathy Kipp (each my char(34)
attorney-in factchar(34), signing alone, my true and lawful attorney-in-
fact to:
     (1)	execute in my name and on my behalf, in my capacity as a
director or officer of Stericycle, Inc. (the char(34)Companychar(34)), all
Forms 3, 4 and 5 that I may be required to file in accordance with Section
16(a) of the Securities Exchange Act of 1934 (the char(34)1934 Actchar(34)
and the related rules of the U.S. Securities and Exchange Commission (the
char(34)SECchar(34);
     (2)	do and perform any and all acts for me and on my behalf
which may be necessary or desirable (i) to complete any such Form 3, 4,
or 5 or any amendment to any such form and (ii) to file such form or
amendment in a timely manner with the SEC and, if required, The Nasdaq
Stock Market, Inc.; and
     (3)	take any other action of any type whatever in this regard
which, in the opinion of my attorney-in-fact, may be of benefit to me,
in my best interests, or legally required by me, it being understood
that the documents executed by my attorney-in-fact on my behalf
pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as my attorney-in-fact approves in
his or her discretion.
       I hereby grant to each of my attorneys-in-fact full power and
authority to do and perform any and every act and thing whatever required,
necessary or proper to be done in the exercise of any of the rights and
powers granted
under this Power of Attorney, as fully to all intents and purposes as I
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that each of my attorneys-
in-fact, or substitutes, shall lawfully do or cause to be done by virtue of
this Power of Attorney. I acknowledge that my attorneys-in-fact, in serving
in such capacity at my request, are not assuming, nor is the Company
assuming, any of my responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934.
       This Power of Attorney shall remain in full force and effect until I
am no longer required to file Forms 3, 4, and 5 with respect to my holdings
of and transactions in the Company(char146)s securities, but I may revoke it
at any time by a signed revocation delivered to my attorneys-in-fact.
       In witness whereof, I have signed this Power of Attorney as of
June 2, 2003.
				/s/ Peter Vardy