Presentation to Begin at 9:00 AM EST; Available via Webcast

NEW YORK–(BUSINESS WIRE)–Oct. 10, 2018–
SL Green Realty Corp. (NYSE: SLG), New York City’s largest office
landlord, announced today that it will host its Annual Institutional
Investor Conference on Monday, December 3, 2018.

The Company’s presentation, led by Marc Holliday, Chief Executive
Officer, Andrew Mathias, President, and Matt DiLiberto, Chief Financial
Officer, will begin at 9:00 AM Eastern Time. The presentation will be
followed by an optional property tour.

The presentation will be available online via webcast in listen only
mode. The webcast and accompanying presentation materials can be
accessed in the Investors section of the SL Green Realty Corp. website
at https://slgreen.com/.

An audio replay of the presentation will be available via webcast only
and can be accessed in the Investors section of the SL Green Realty
Corp. website at https://slgreen.com/
beginning Tuesday, December 4, 2018 at 9:00 AM Eastern Time.

For more information about the event, please email SLG2018@slgreen.com.
Attendance at the event is limited and registration is required by
November 26, 2018.

About SL Green Realty Corp.
SL Green Realty Corp., an S&P
500 company and New York City’s largest office landlord, is a fully
integrated real estate investment trust, or REIT, that is focused
primarily on acquiring, managing and maximizing value of Manhattan
commercial properties. As of June 30, 2018, the Company held interests
in 116 Manhattan buildings totaling 49.3 million square feet. This
included ownership interests in 28.3 million square feet of Manhattan
buildings and debt and preferred equity investments secured by 21.1
million square feet of buildings. In addition, the Company held
ownership interests in 21 suburban buildings totaling 2.9 million square
feet in Brooklyn, Westchester County, and Connecticut.

Forward-looking Statement
This press release includes
certain statements that may be deemed to be “forward-looking statements”
within the meaning of the Private Securities Litigation Reform Act of
1995 and are intended to be covered by the safe harbor provisions
thereof. All statements, other than statements of historical facts,
included in this press release that address activities, events or
developments that we expect, believe or anticipate will or may occur in
the future, are forward-looking statements. Forward-looking statements
are not guarantees of future performance and we caution you not to place
undue reliance on such statements. Forward-looking statements are
generally identifiable by the use of the words “may,” “will,” “should,”
“expect,” “anticipate,” “estimate,” “believe,” “intend,” “project,”
“continue,” or the negative of these words, or other similar words or
terms.

Forward-looking statements contained in this press release are
subject to a number of risks and uncertainties, many of which are beyond
our control, that may cause our actual results, performance or
achievements to be materially different from future results, performance
or achievements expressed or implied by forward-looking statements made
by us. Factors and risks to our business that could cause actual results
to differ from those contained in the forward-looking statements are
described in our filings with the Securities and Exchange Commission. We
undertake no obligation to publicly update or revise any forward-looking
statements, whether as a result of future events, new information or
otherwise.

SLG- GEN

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Source: SL Green Realty Corp.

SL Green Realty Corp.
Matt DiLiberto
Chief Financial Officer
212.594.2700