Exhibit 10.10

[FORM OF EXECUTIVE STOCK OPTION AGREEMENT]

THIS AGREEMENT made as of the 16thday of January 2006

BETWEEN:

,an individual resident in , , (the Executive)

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GASTAR EXPLORATION LTD., a
body corporate, having its registered office in the City of Calgary, in the Province of Alberta (the Corporation)

STOCK
OPTION AGREEMENT

WHEREAS:



|A. | the Corporation is governed by the laws of the Province of Alberta, having an authorized capital consisting of an unlimited number of Common Shares and an unlimited number of
Preferred Shares, all without nominal or par value; and
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|B. | the Board of Directors have agreed to grant unto the Executive an option to purchase an aggregate of  () Common Shares without par value of its authorized
unissued share capital in consideration of the Executives ongoing services and contributions to the Corporation; and
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|C. | the granting of such option to the Executive was authorized by the Board of Directors of the Corporation effective January 16, 2006;
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NOW, THEREFORE THIS AGREEMENT WITNESSESthat in consideration of the premises and mutual covenants hereinafter set forth, and for other valuable consideration,
the Parties have agreed as follows:

ARTICLE I

DEFINITIONS



|1.1 | In this Agreement the following terms shall have the following meanings:
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| | (a) | Board means the Board of Directors of the Corporation.
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| | (b) | Corporation means Gastar Exploration Ltd. and any successor or continuing corporation resulting from any form of corporate reorganization.
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| | (c) | Option Shares means the Shares the Executive is entitled to purchase under a Share Option.
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| | (d) | Parties means the Executive and the Corporation, collectively.
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| | (e) | Share Option means an option to purchase treasury shares granted to the Executive pursuant to this Agreement, and includes any portion of that option.
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| | (f) | Share Option Agreement means this Agreement and any novations thereof.
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| | (g) | Expiration Date means January 16, 2016.
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| | (h) | Option Date in respect of the Share Option means the date of this Agreement.
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| | (i) | Option Price means the price per share for each portion of the Share Option set forth in Clause 2.1 hereof.
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| | (j) | Share means a Common Share of the Corporation as constituted at the date hereof.
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| | (k) | Treasury Share means a theretofore-unissued Share which is purchased directly from the Corporation by or for the account of the Executive.
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| | (l) | Market Price means the price at which the Shares are being offered for upon the Exchange.
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| | (m) | Option Period means the period commencing upon the Option Date and expiring upon the Expiration Date.
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| | (n) | Exchange means the stock exchanges upon which the Corporation may be listed upon during the Option Period.
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|1.2 | In this Agreement, the masculine gender shall include the feminine gender and the singular shall include the plural and vice versa wherever the context requires.
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ARTICLE II

SHARE OPTION



|2.1 | Subject to the terms and conditions hereinafter set out, the Corporation hereby grants to the Executive, an irrevocable option to purchase  () Shares of the
Corporation at an exercise price of  Dollars  Cent (CDN $)per Share, which may be exercised on the following basis:
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| | a. |  () Shares at any time or from time to time during the period commencing January 16, 2007 and expiring on the Expiration Date;
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| | b. |  () Shares at any time or from time to time during the period commencing January 16, 2008 and expiring on the Expiration Date;
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| | c. |  () Shares at any time or from time to time during the period commencing January 16, 2009 and expiring on the Expiration Date; and
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| | d. | the remaining  () Shares at any time or from time to time during the period commencing January 16, 2010 and expiring on the Expiration Date.
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|2.2 | Notwithstanding Clause 2.1 hereof, in the event of:
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| | a. | any disposition of substantially all of the assets of the Corporation, or the dissolution, merger, amalgamation or consolidation of the Corporation, with or into any other
corporation, or the merger, amalgamation or consolidation of any other corporation into the Corporation; or
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| | b. | any Change in Control of the Corporation;
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the Executive may exercise of any or all of the remaining Optioned Shares prior to the completion of any such
transaction. Upon the Corporation entering into an agreement to effect any of the transactions set forth in Clause 2.2(a) or a change in control being effected as contemplated in Clause 2.2(b), the Option shall be deemed to have been amended to
permit the exercise thereof in whole or in part by the Executive at any time or from time to time prior to the completion of such transaction.

For the
purposes of this Agreement, a Change in Control shall be deemed to have occurred if any person, or any two or more persons acting as a group, and all affiliates of such person or persons, who prior to such time beneficially owned less
than 20% of the then outstanding Shares, shall acquire such additional Shares in one or more transactions, or series of transactions, such that following such transaction or transactions, such person or group and affiliates beneficially own 20% or
more of the Shares outstanding.



|2.3 | At 4:30 p.m., Calgary time, on the Expiration Date, the Share Option shall forthwith expire and terminate and be of no further force or effect whatsoever as to such of the Option
Shares in respect of which the Share Option hereby granted has not then been exercised.
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ARTICLE III

CURRENCY DURING TERM OF EMPLOYMENT



|3.1 | If subsequent to the Option Date and prior to the Expiration Date, the Executives position as a director, an officer, a consultant to the Corporation and/or the
Corporations subsidiary, or as an employee of the Corporation and/or the Corporations subsidiary, as the case may be, is terminated by reason of the death or disability of the Executive, the Share Option may be exercised during the
period expiring the earlier of the Expiration Date or one year after such date of death or the date of termination of his employment by reason of disability. In the event of the Executives death or disability, the rights of the Executive under
the Share Option may be exercised by the person or persons to whom the Executives rights under the Share Option shall pass by will or applicable law or, if no such person has such right, by the Executives executors or administrators,
subject to the time limitations as aforesaid.
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|3.2 | If subsequent to the Option Date and prior to the Expiration Date, the Executives position as a director, an officer, a consultant to the Corporation and/or the
Corporations subsidiary, or an employee of the Corporation and/or the Corporations subsidiary, as the case may be, is terminated for any reason other than the death or disability of the Executive, the Share Option may be exercised in
respect of any outstanding Option Shares for which the Share Option was capable of exercise prior to the termination (but this shall not include any Option Shares for which the defined period for exercise of the Option has not yet started at the
effective date of the termination) during the ninety (90) day period following the date on which the Executives position with the Corporation is terminated, and upon the expiry of such ninety (90) day period, the Share Option shall
expire.
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ARTICLE IV

MATERIAL CHANGE



|4.1 | In the event that, prior to the Expiration Date or exercise in full of the Share Option, the outstanding share capital of the Corporation shall be subdivided or consolidated into a
greater or lesser number of Shares, or, in the event of the payment of a stock dividend by the Corporation, or in the event that all of the shareholders of the Corporation are granted the right to purchase additional Shares of the Corporation, the
number and price of Option Shares remaining subject to the Share Option hereunder shall be increased or reduced accordingly, as the case may be.
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|4.2 | If, prior to the Expiration Date or exercise in full of the Share Option granted hereby, the Corporation shall, at any time arrange with or merge into another corporation, the
Executive will thereafter receive, upon the exercise of the Share Option, the securities or properties to which a holder of the number of shares then deliverable upon the exercise of the Share Option would have been entitled upon such arrangement or
merger, and the Corporation will take steps in connection with such arrangement or merger as may be necessary to assure that the provisions hereof shall thereafter be applicable, in relation to any securities or property thereafter deliverable upon
the exercise of the Share Option granted hereby. A sale of all or substantially all of the assets of the Corporation for consideration, (apart from the assumption of obligations), consisting primarily of securities shall be deemed to be an
arrangement or merger for the foregoing purposes.
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ARTICLE V

RESERVATION OF TREASURY SHARES



|5.1 | The Corporation shall at all times during the term of this Agreement, reserve and keep available a sufficient number of Treasury Shares to satisfy the requirements hereof.
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ARTICLE VI

RESTRICTION ON ASSIGNMENT



|6.1 | The Share Option granted hereby is, insofar as the Executive is concerned, personal and non-assignable and neither this Agreement nor any rights in regard thereto shall be
transferable or assignable except upon the death of the Executive pursuant to Clause 3.1 hereof.
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ARTICLE VII

EXERCISE OF THE SHARE OPTION



|7.1 | The Share Option may be exercised by the Executive in accordance with the provisions hereof in whole or in part, from time to time, by delivery of written notice of such exercise
and by tendering the payment therefor in cash or by certified cheque to the Corporation at its principal office in the City of Houston, in the State of Texas. Such notice shall state the number of the Option Shares with respect to which the Share
Option is then being exercised. The Share Option shall be deemed for all purposes to have been exercised to the extent stated in such notice upon delivery of the notice and a tender of payment in full, notwithstanding any delay in the issuance and
delivery of the certificates for the Shares so purchased.
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ARTICLE VIII

RIGHTS OF THE EXECUTIVE PRIOR TO EXERCISE DATE



|8.1 | The Share Option herein granted shall not entitle the Executive to any rights whatsoever as a shareholder of the Corporation with respect to any Shares subject to the Share Option
until it has been exercised in accordance with Clause 7.1 and Option Shares have been issued as fully paid and non-assessable.
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ARTICLE IX

FURTHER ASSURANCES



|9.1 | The Parties covenant that they shall and will from time to time and at all times hereafter do and perform all such acts and things and execute all such additional documents as may
be required to give effect to the terms and intention of this Agreement.
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ARTICLE X

INTERPRETATION



|10.1 | It is understood and agreed by the Parties that questions may arise as to the interpretation, construction or enforcement of this Agreement and the parties are desirous of having
the Board determine any such question of interpretation, construction or enforcement. It is therefore understood and agreed by and between the Parties that any question arising under the terms of this Agreement as to interpretation, construction or
enforcement shall be referred to the Board and their majority decision shall be final and binding on both of the Parties.
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ARTICLE XI

ENTIRE AGREEMENT



|11.1 | This Agreement supersedes all other agreements, documents, writings and verbal understandings among the parties relating to the subject matter hereof and represents the entire
agreement between the parties relating to the subject matter hereof.
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ARTICLE XII

ENUREMENT



|12.1 | Subject to the other provisions hereof, this Agreement shall enure to the benefit of and be binding upon the Parties and their respective heirs, executors, administrators,
successors and permitted assigns.
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|12.2 | This Agreement shall continue to constitute a binding obligation of the Corporation notwithstanding any change of control of its voting securities during the term hereof.
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IN WITNESS WHEREOF the Parties have executed this Agreement as of the day and year first above
written.



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|SIGNED, SEALED AND DELIVERED |  | )    |  |                        
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|in the presence of:          |  | )    |  |                        
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|Witness                      |  | )    |  |                       
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|                             |  |      |  | GASTAR EXPLORATION LTD.
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