LIMITED POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby
constitutes and appoints each of Marc Holliday and Andrew S.
Levine, 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, director and/or stockholder
of SL Green Realty Corp. (the "Company"), Forms ID, 3, 4, and 5
and amendments thereto in accordance with Section 16(a) of the
Securities Exchange Act of 1934, as amended, and the rules
thereunder;

(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 ID, 3, 4, or 5 or amendment thereto and
timely file such form with the United States Securities and
Exchange Commission (the "SEC") and any stock exchange or similar
authority; and

(3) take any other action of any type whatsoever which, in the
opinion of such attorney-in-fact, may be necessary or desirable
in connection with the foregoing authority, 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.

The undersigned hereby grants to each such 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 or
substitutes, 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 Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms ID, 3,
4, and 5 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.  This Power of Attorney may be filed with the
SEC as a confirming statement of the authority granted herein.


IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 2nd day of March, 2022.


Signature:     /s/ Carol N. Brown


Print Name:     Carol N. Brown