references to we, us or our company refer to Aldabra 2 Acquisition Corp

Exhibit 10.3

March 12, 2007

Aldabra 2 Acquisition Corp.
c/o Terrapin Partners LLC
540 Madison Avenue
17th Floor
New York, New York 10022

Lazard Capital Markets LLC
30 Rockefeller Plaza
New York, NY 10020

          Re: Initial Public Offering

Gentlemen:

          The undersigned stockholder and director of Aldabra 2 Acquisition Corp. (“Company”), in consideration of Lazard Capital Markets LLC (“Lazard”) agreeing to underwrite an initial public offering of the securities of the Company (“IPO”) and embarking on the IPO process, hereby agrees as follows (certain capitalized terms used herein are defined in paragraph 13 hereof):

          1. If the Company solicits approval of its stockholders of a Business Combination, the undersigned will vote all Insider Shares beneficially owned by him in accordance with the majority of the votes cast by the holders of the IPO Shares.

          2. In the event that the Company fails to consummate a Business Combination within 24 months from the effective date (“Effective Date”) of the registration statement relating to the IPO, the undersigned will (i) cause the Trust Fund to be liquidated and distributed to the holders of IPO Shares and (ii) take all reasonable actions within his power to cause the Company to liquidate as soon as reasonably practicable. The undersigned hereby waives any and all right, title, interest or claim of any kind in or to any distribution of the Trust Fund and any remaining net assets of the Company as a result of such liquidation with respect to the Insider Shares beneficially owned by him (“Claim”) and hereby waives any Claim the undersigned may have in the future as a result of, or arising out of, any contracts or agreements with the Company and will not seek recourse against the Trust Fund for any reason whatsoever.

Aldabra 2 Acquisition Corp.
Lazard Capital Markets LLC
March 12, 2007
Page 2

          3. The undersigned acknowledges and agrees that the Company will not consummate any Business Combination which involves a company which is affiliated with any of the Insiders unless the Company obtains an opinion from an independent investment banking firm reasonably acceptable to Lazard that the business combination is fair to the Company’s stockholders from a financial perspective.

          4. Neither the undersigned, any member of the family of the undersigned, nor any affiliate (“Affiliate”) of the undersigned will be entitled to receive and will not accept any compensation for services rendered to the Company prior to or in connection with the consummation of the Business Combination; provided the undersigned shall be entitled to reimbursement from the Company for his out-of-pocket expenses incurred in connection with seeking and consummating a Business Combination.

          5. Neither the undersigned, any member of the family of the undersigned, nor any Affiliate of the undersigned will be entitled to receive or accept a finder’s fee or any other compensation in the event the undersigned, any member of the family of the undersigned or any Affiliate of the undersigned originates a Business Combination.

          6. The undersigned will escrow all of the Insider Shares beneficially owned by him acquired prior to the IPO until one year after the consummation by the Company of a Business Combination subject to the terms of a Stock Escrow Agreement which the Company will enter into with the undersigned and an escrow agent acceptable to the Company.

          7. The undersigned agrees to be a Director until the earlier of the consummation by the Company of a Business Combination or the liquidation of the Company. The undersigned’s biographical information furnished to the Company and Lazard and attached hereto as Exhibit A is true and accurate in all respects, does not omit any material information with respect to the undersigned’s background and contains all of the information required to be disclosed pursuant to Item 401 of Regulation S-K, promulgated under the Securities Act of 1933. The undersigned’s Questionnaire furnished to the Company and Lazard and annexed as Exhibit B hereto is true and accurate in all respects. The undersigned represents and warrants that:

     (a) he is not subject to, or a respondent in, any legal action for, any injunction, cease-and-desist order or order or stipulation to desist or refrain from any act or practice relating to the offering of securities in any jurisdiction;

Aldabra 2 Acquisition Corp.
Lazard Capital Markets LLC
March 12, 2007
Page 3

     (b) he has never been convicted of or pleaded guilty to any crime (i) involving any fraud or (ii) relating to any financial transaction or handling of funds of another person, or (iii) pertaining to any dealings in any securities and he is not currently a defendant in any such criminal proceeding; and

     (c) he has never been suspended or expelled from membership in any securities or commodities exchange or association or had a securities or commodities license or registration denied, suspended or revoked.

          8. The undersigned has full right and power, without violating any agreement by which he is bound, to enter into this letter agreement and to serve as a Director of the Company.

          9. The undersigned hereby waives his right to exercise conversion rights with respect to any shares of the Company’s common stock owned or to be owned by the undersigned, directly or indirectly, and agrees that he will not seek conversion with respect to such shares in connection with any vote to approve a Business Combination.

          10. The undersigned hereby agrees to not propose, or vote in favor of, an amendment to the Company’s Certificate of Incorporation to extend the period of time in which the Company must consummate a Business Combination prior to its liquidation. This paragraph may not be modified or amended under any circumstances.

          11. The undersigned authorizes any employer, financial institution, or consumer credit reporting agency to release to Lazard and its legal representatives or agents (including any investigative search firm retained by Lazard) any information they may have about the undersigned’s background and finances (“Information”). Neither Lazard nor its agents shall be violating the undersigned’s right of privacy in any manner in requesting and obtaining the Information and the undersigned hereby releases them from liability for any damage whatsoever in that connection.

          12. This letter agreement shall be governed by and construed and enforced in accordance with the laws of the State of New York, without giving effect to conflicts of law principles that would result in the application of the substantive laws of another jurisdiction. The undersigned hereby (i) agrees that any action, proceeding or claim against him arising out of or relating in any way to this letter agreement (a “Proceeding”) shall be brought and enforced in the courts of the State of New York of the United States

Aldabra 2 Acquisition Corp.
Lazard Capital Markets LLC
March 12, 2007
Page 4

of America for the Southern District of New York, and irrevocably submits to such jurisdiction, which jurisdiction shall be exclusive, (ii) waives any objection to such exclusive jurisdiction and that such courts represent an inconvenient forum and (iii) irrevocably agrees to appoint Graubard Miller as agent for the service of process in the State of New York to receive, for the undersigned and on his behalf, service of process in any Proceeding. If for any reason such agent is unable to act as such, the undersigned will promptly notify the Company and Lazard and appoint a substitute agent acceptable to each of the Company and Lazard within 30 days and nothing in this letter will affect the right of either party to serve process in any other manner permitted by law.

          13. As used herein, (i) a “Business Combination” shall mean an acquisition by merger, capital stock exchange, asset or stock acquisition, reorganization or otherwise, of an operating business; (ii) “Insiders” shall mean all officers, directors and stockholders of the Company immediately prior to the IPO; (iii) “Insider Shares” shall mean all of the shares of Common Stock of the Company acquired by an Insider prior to the IPO; (iv) “IPO Shares” shall mean the shares of Common Stock issued in the Company’s IPO; and (v) Trust Fund” shall mean the trust fund into which a portion of the net proceeds of the Company’s IPO will be deposited.

Exhibit A

     Jonathan W. Berger has served as a member of our board of directors since our inception. Mr. Berger has been associated with Navigant Consulting, Inc., a New York Stock Exchange-listed consulting firm, since December 2001, and is the managing director and co-practice area leader for the corporate finance practice. He has also been president of Navigant Capital Advisors, LLC, Navigant Consulting, Inc.’s registered broker-dealer, since October 2003. From November 2004 to December 2006, Mr. Berger was a director of Aldabra Acquisition Corporation and has continued to serve as a director since its acquisition of Great Lakes Dredge & Dock Holdings Corp in December 2006. From January 2000 to March 2001, Mr. Berger was president of DotPlanet.com, an Internet services provider. From August 1983 to December 1999, Mr. Berger was employed by KPMG, LLP, an independent public accounting firm, and served as a partner from August 1991 to December 1999 where he was in charge of the corporate finance practice for three of those years. Mr. Berger received a B.S. from Cornell University and an M.B.A. from Emory University. Mr. Berger is a certified public accountant. Mr. Berger is the cousin of Nathan D. Leight.