VOTING AGREEMENT

A.

Double Eagle, Double Eagle Acquisition Corporation, a Nevada corporation and a wholly-owned subsidiary of Double Eagle (“ Merger Sub ”), and Petrosearch have entered into an Agreement and Plan of Merger dated March 30, 2009 (as the same may be amended from time to time, the “ Merger Agreement ”) pursuant to which Petrosearch will merge (the “ Merger ”) with and into Merger Sub, with Petrosearch surviving the Merger as a wholly-owned subsidiary of Double Eagle, on the terms and subject to the conditions set forth in the Merger Agreement.

B.

As of the date hereof, Affiliate owns and has the present power and right to vote (or to direct the voting of) (i) the number of shares of common stock, par value of $0.001 per share, of Petrosearch (the “ Petrosearch Common Stock ”), as set forth beneath the Affiliate’s name on the signature page hereto and identified as “Number of Shares of Petrosearch Common Stock Owned,” and (ii) the number of shares of preferred stock (the “ Petrosearch Preferred Stock ”), including the number of shares of Petrosearch Common Stock that such Petrosearch Preferred Stock is convertible into, as set forth beneath the Affiliate’s name on the signature page hereto and identified as “Number of Shares of Petrosearch Preferred Stock Owned” and “Number of Shares of Preferred Stock on an As-Converted Basis Into Shares of Petrosearch Common Stock”, respectively, as such Shares of Common Stock and Shares of Preferred Stock may be adjusted by stock dividend, stock split, recapitalization, combination, merger, consolidation, reorganization or other change in the capital structure of Petrosearch affecting the Petrosearch Common Stock or the Petrosearch Preferred Stock, as applicable (such shares of Petrosearch Common Stock, Petrosearch Preferred Stock, plus any other shares of Petrosearch Common Stock or Petrosearch Preferred Stock the voting power over which is acquired by Affiliate during the period (the “ Term ”) from and including the date hereof through and including the date on which this Agreement is terminated in accordance with its terms, are collectively referred to herein as Affiliate’s “ Subject Shares ”).

C.

As an inducement to the willingness of Double Eagle to enter into the Merger Agreement, and as an inducement and in consideration therefor, the Merger Agreement requires certain persons, including Affiliate, to execute and deliver this Agreement and Affiliate has agreed to enter into this Agreement.

1.

Agreement to Vote the Subject Shares . Affiliate, solely in Affiliate’s capacity as a stockholder of Petrosearch, hereby agrees that during the Term, at any and all meetings (or any adjournments or postponements thereof) of the holders of any class or classes of the capital stock of Petrosearch at which the Merger Agreement and the transactions contemplated thereby are considered, however called, or in connection with any and all written consents of the holders of any class or classes of the capital stock of Petrosearch relating to the Merger Agreement and transactions contemplated thereby, Affiliate shall vote (or cause to be voted) Affiliate’s Subject Shares owned on the applicable record date and entitled to vote thereon in favor of the approval and adoption of the Company Proposal and the terms of the Merger Agreement and the Merger and each of the other transactions contemplated by the Merger Agreement (and any actions required in furtherance thereof). Affiliate, solely in Affiliate’s capacity as a shareholder of Petrosearch, agrees not to enter into any agreement, letter of intent, agreement in principle or understanding with any person that violates or could reasonably be expected to violate the provisions and agreements contained in this Agreement.

3.

Nature of Irrevocable Proxy . The proxy and power of attorney granted pursuant to Paragraph 2 by the Affiliate shall be irrevocable during the term of this Agreement, shall be deemed to be coupled with an interest sufficient in law to support an irrevocable proxy and shall revoke any and all prior proxies granted by the Affiliate. The power of attorney granted by the Affiliate herein is a durable power of attorney and shall survive the dissolution, bankruptcy, death or incapacity of the Affiliate. The proxy and power of attorney granted hereunder shall terminate upon the termination of this Agreement.