Nexxus Lighting Prices Follow-on Public Offering of 5,000,000 Shares of Common Stock

Dec. 18, 2009
Date Announced: 18 Dec 2009 Charlotte, NC –– Nexxus Lighting, Inc. (NASDAQ Capital Market: NEXS) today announced that it priced its follow-on public offering of 5,000,000 shares of common stock at $3.00 per share on December 15, 2009. The closing of the public offering is subject to customary closing conditions and the shares are expected to be delivered on December 21, 2009. Nexxus Lighting has granted the underwriters a 30-day option to purchase up to an additional 750,000 shares of common stock at the public offering price to cover any over-allotments. Nexxus Lighting currently expects to use the net proceeds of this offering for working capital and general corporate purposes, including the planned growth of its Array™ Lighting LED replacement lamp business, as well as the repayment of certain indebtedness. Canaccord Adams Inc. served as the sole book-running manager for the public offering. Wedbush Securities Inc. served as co-manager for the public offering. Investors are advised to carefully consider the risks involved in investing in the common stock. The prospectus, dated December 15, 2009, contains this and other information about Nexxus Lighting and should be read carefully before investing. A copy of the prospectus may be obtained from Canaccord Adams Inc., Attn: Syndicate Dept., 99 High Street, 11th Floor, Boston, Massachusetts 02110. A registration statement relating to these securities has been filed with the Securities and Exchange Commission and has become effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or 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 jurisdiction. Any offer or sale will be made only by means of the written prospectus forming part of the effective registration statement for the offering. About Nexxus Lighting, Inc. Nexxus Lighting is a leader in advanced lighting technology, including solid-state LED and fiber optic lighting systems and controls used in commercial, architectural, signage, swimming pool, entertainment and retail lighting. Nexxus Lighting sells its products through its Commercial Lighting, Lumificient and Nexxus Lighting Pool & Spa divisions under the Array™ Lighting, Savi®, eLum™, LiveLED™, Super Vision® and Lumificient™ brand names. Nexxus Lighting – Life’s Brighter!®

Gary Langford, Chief Financial Officer 704 405-0416 Adam Hawdon, Marketing Manager 704-405-9744

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