PRIVATEBANCORP, INC.
Power of Attorney
for Executing Forms 3, 4, 5 and 144





Know all men by these presents, that the undersigned, director or
officer, or both, of PrivateBancorp, Inc, (the ?Company?) hereby
constitutes and appoints each of Jennifer R. Evans,Julie O'Connor,
Elizabeth Nemeth, Zack Christensen and Jennifer Durham King,
signing singly, the undersigned's true and lawful attorney-in-fact
to:



(1)
execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer and/or director of the Company:
(a) Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities
Exchange Act of 1934 (the ?Exchange Act?) and the rules thereunder and
(b) Forms 144 in accordance with Rule 144 of the Securities Act of 1933
(the ?Securities Act?);



(2)
do and perform any and all acts for and on
behalf of the undersigned which may be necessary or desirable to
complete and execute any such Form 3, 4, 5 or 144 and timely file any
such forms with the United States Securities and Exchange Commission
and any stock exchange or similar authority; and



(3)
take any other
action of any type whatsoever in connection with the foregoing which,
in the opinion of such attorney-in-fact, may be of benefit to, in the
best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-fact on
behalf of the undersigned pursuant to this Power of Attorney shall be
in such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's discretion.




The undersigned hereby grants to each attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of
the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present,
with full power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or such attorney-in-fact's
substitute(s), shall lawfully do or cause to be done by virtue of this
power of attorney and the rights and powers herein granted. The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such capacity at the request of the undersigned, are not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to
comply with Section 16 of the Exchange Act or Rule 144 of the Securities
Act.



This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4, 5 or 144 with
respect to the undersigned's holdings of and transactions in securities
of the Company unless earlier revoked by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.



IN WITNESS WHEREOF,
the undersigned has executed this Power of Attorney as of this
 18th day of May, 2015.






Name:  /s/ Brant Ahrens