SL Green Realty Corp. Announces Commencement of Public Offering of Common Stock

NEW YORK--(Business Wire)--
SL Green Realty Corp. (the "Company") (NYSE: SLG) today announced that it has
commenced a public offering of 14,500,000 shares of common stock. In addition,
the Company expects to grant to the underwriters for the public offering an
option for 30 days to purchase up to 2,175,000 additional shares of common stock
to cover overallotments, if any. Merrill Lynch & Co. will serve as the
book-running manager for the offering.

The Company plans to use the net proceeds from the offering for general
corporate and/or working capital purposes, which may include investment
opportunities, purchases of the indebtedness of its subsidiaries in the open
market from time to time, and the repayment of indebtedness at the applicable
maturity or put date. This offering will be made pursuant to a prospectus
supplement to the Company`s prospectus, dated November 28, 2006, filed as part
of the Company`s effective shelf registration statement relating to these
securities.

This press release shall not constitute an offer to sell or the solicitation of
an offer to buy any securities nor will there be any sale of these securities in
any state or other jurisdiction in which such offer, solicitation or sale would
be unlawful prior to registration or qualification under the securities laws of
any such state or other jurisdiction.

Copies of the preliminary prospectus supplement and accompanying prospectus
relating to these securities may be obtained by contacting Merrill Lynch & Co.,
Attention: Prospectus Department, 4 World Financial Center, New York, New York
10080.

About the Company

SL Green Realty Corp. is a self-administered and self-managed real estate
investment trust, or REIT, that predominantly acquires, owns, repositions and
manages Manhattan office properties. The Company is the only publicly held REIT
that specializes in this niche. As of March 31, 2009, the Company owned
interests in 29 New York City office properties totaling approximately
23,211,200 square feet, making it New York's largest office landlord. In
addition, at March 31, 2009, SL Green held investment interests in, among other
things, eight retail properties encompassing approximately 400,212 square feet,
three development properties encompassing approximately 399,800 square feet and
two land interests, along with ownership interests in 32 suburban assets
totaling 6,949,700 square feet in Brooklyn, Queens, Long Island, Westchester
County, Connecticut and New Jersey.

Statements made in this press release may be forward-looking statements within
the meaning of Section 27A of the Securities Act of 1933, as amended, and
Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking
statements can be identified by the use of words such as "may," "will," "plan,"
"should," "expect," "anticipate," "estimate," "continue," or comparable
terminology. Such forward-looking statements are inherently subject to certain
risks, trends and uncertainties, many of which the Company cannot predict with
accuracy and some of which the Company might not even anticipate, and involve
factors that may cause actual results to differ materially from those projected
or suggested. Readers are cautioned not to place undue reliance on these
forward-looking statements and are advised to consider the factors listed above
together with the additional factors under the heading "Disclosure Regarding
Forward-Looking Statements" and "Risk Factors" in the Company`s Annual Report on
Form 10-K, as amended, and as may be supplemented or amended by the Company`s
Quarterly Reports on Form 10-Q. The Company assumes no obligation to update or
supplement forward-looking statements that become untrue because of subsequent
events, new information or otherwise.

SL Green Realty Corp.
Gregory Hughes
Chief Financial Officer & Chief Operating Officer
or
Heidi Gillette
Investor Relations
212-594-2700

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