Certificate of Incorporation of Carrizo Marcellus Holding Inc



 Exhibit 4.12 
 CERTIFICATE OF INCORPORATION 
 OF 
 CARRIZO MARCELLUS HOLDING INC. 
 I, the undersigned, for the purposes of
incorporating and organizing a corporation under the General Corporation Law of the State of Delaware, do execute this Certificate of Incorporation and do hereby certify as follows: 
 FIRST: The name of the corporation is Carrizo Marcellus Holding Inc. 
 SECOND: The address of the corporation’s registered office in the State of Delaware is 1209 Orange Street in the City of Wilmington, County of New Castle, 19801. The name of its registered agent at that address
is The Corporation Trust Company. 
 THIRD: The purpose of the corporation is to engage in any lawful act or activity for which corporations
may be organized under the General Corporation Law of the State of Delaware or any successor statute (the “DGCL”). 
 FOURTH: The
total number of shares of all classes of stock which the corporation shall have authority to issue is 1,000 shares. All such shares are to be of common stock, par value $1.00 per share, and are to be of one class. 
 FIFTH: The number of directors of the corporation shall be as from time to time specified in, or determined in the manner provided in, the bylaws of the
corporation. Election of directors need not be by written ballot unless the bylaws of the corporation so provide. 
 SIXTH: In furtherance
and not in limitation of the powers conferred by statute, the Board of Directors of the corporation is expressly authorized to make, adopt, amend, alter and repeal the bylaws of the corporation, without any action on the part of the stockholders,
except as applicable law or the bylaws of the corporation may provide otherwise. 
 SEVENTH: No director of the corporation shall be
personally liable to the corporation or its stockholders for monetary damages for breach of fiduciary duty as a director, except for liability (i) for any breach of the director’s duty of loyalty to the corporation or its stockholders,
(ii) for acts or omissions not in good faith or which involve intentional misconduct or a knowing violation of law, (iii) under Section 174 of the DGCL, as the same exists or as that provision hereafter may be amended, supplemented or
replaced, or (iv) for any transaction from which the director derived an improper personal benefit. If the DGCL is amended after the date of filing of this Certificate of Incorporation to authorize corporate action further eliminating or
limiting the personal liability of directors, then the liability of a director of the corporation, in addition to the limitation on personal liability provided herein, shall be limited to the fullest extent permitted by the DGCL as amended. Any
amendment, modification or repeal of this Article shall not adversely affect any limitation on the liability of a director existing at the time of such amendment, modification or repeal. 
 EIGHTH: The corporation expressly elects not to be governed by Section 203 of the DGCL, as the same exists or hereafter may be amended. 

 

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 NINTH: The corporation reserves the right at any time, and from time to time, to amend, alter, change or
repeal any provision contained in this Certificate of Incorporation, and other provisions authorized by the laws of the State of Delaware at the time in force may be added or inserted, in the manner now or hereafter prescribed by law; and all
rights, preferences and privileges of whatsoever nature conferred upon stockholders, directors or any other persons whomsoever by and pursuant to this Certificate of Incorporation in its present form or as hereafter amended are granted subject to
the rights reserved in this Article. 
 TENTH: The name and mailing address of the incorporator is: 
  

			
	 Name
	  	 Mailing Address

	Jason A. Rocha	  	910 Louisiana
		  	Houston, Texas 77002

 The powers of the incorporator shall terminate upon the filing of this Certificate of
Incorporation with the office of the Secretary of State of the State of Delaware. 
 ELEVENTH: The name and mailing address of the persons
who are to serve as the initial directors of the corporation are: 
  

			
	 Name
	  	 Mailing Address

	S.P. Johnson IV	  	 1000 Louisiana Street, Suite 1500
 Houston, Texas 77002


		
	Paul F. Boling	  	 1000 Louisiana Street, Suite 1500
 Houston, Texas 77002


		
	Gerald A. Morton	  	 1000 Louisiana Street, Suite 1500
 Houston, Texas 77002



 The undersigned incorporator hereby acknowledges that the foregoing certificate of incorporation
is his act and deed on this 3rd day of October, 2008. 
  

	
	 /s/ Jason A. Rocha

	Jason A. Rocha
	Incorporator


  

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