TERMINATION AGREEMENT

EXHIBIT XX

TERMINATION AGREEMENT

This Termination Agreement (the “Agreement”) made as of October 2, 2006 by and among GEOKINETICS INC., a Delaware corporation (the “Corporation”), BLACKHAWK INVESTORS II, L.L.C., a Delaware limited liability company (“Blackhawk II”), BLACKHAWK CAPITAL PARTNERS, a Texas general partnership (“BCP”) and the managing member of Blackhawk I and Blackhawk II, SOMERSET CAPITAL PARTNERS, a New York general partnership (“SCP”), XXXXXX X. XXXXXXX, an individual and one of the partners of each of BCP and SCP (“Xxxxxxx”) and XXXXXXX X. XXXXXXX, an individual and one of the partners of each of BCP and SCP (“Xxxxxxx”,), and XXXXXXXX XX, L.P., a Delaware limited partnership, (each of the parties hereto, other than the Corporation, is hereinafter sometimes referred to individually as a “Shareholder” and collectively as the “Shareholders.”)

WHEREAS, the Corporation and the Shareholders are parties to a Shareholders Agreement dated May 2, 2003 (the “Shareholders Agreement”); and

WHEREAS Blackhawk Investors, L.L.C. (“Blackhawk I”), an original party to the Shareholders Agreement transferred all of its shares of stock of the Corporation in December 2003 and filed a Certificate of Cancellation with the Secretary of State of Delaware shortly thereafter, thus terminating its legal existence;

WHEREAS, the Shareholders and Corporation have mutually agreed to terminate the Shareholders Agreement in accordance with Section 11(i) of the Shareholders Agreement;

NOW, THEREFORE, in consideration of the agreements herein contained, and intending to be legally bound hereby, the parties agree as follows:

Pursuant to Section 11(i) of the Shareholders Agreement, the Corporation and the Shareholders mutually agree to terminate the Shareholders Agreement, effective immediately.

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IN WITNESS WHEREOF, the parties have signed this Agreement this 2nd day of October, 2006.

	GEOKINETICS INC.
	By:	/s/ XXXXX X. XXXXXXX
		Xxxxx X. Xxxxxxx
		President and Chief Executive Office
	BLACKHAWK INVESTORS II, L.L.C
	By:	Blackhawk Capital Partners,
		Managing Member
	By:	/s/ XXXXXXX X. XXXXXXX
		Xxxxxxx X. Xxxxxxx, Partner
	BLACKHAWK CAPITAL PARTNERS
		/s/ XXXXXXX X. XXXXXXX
		Xxxxxxx X. Xxxxxxx, Partner
	SOMERSET CAPITAL PARTNERS
	By:	/s/ XXXXXXX X. XXXXXXX
		Xxxxxxx X. Xxxxxxx, Partner
	XXXXXX X. XXXXXXX
	By:	/s/ XXXXXX X. XXXXXXX
		Xxxxxx X. Xxxxxxx, individually
	XXXXXXX X. XXXXXXX
	By:	/s/ XXXXXXX X. XXXXXXX
		Xxxxxxx X. Xxxxxxx, individually

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	XXXXXXXX XX, L.P.
	By:	/s/ XXXX XXXXXX
		Xxxx Xxxxxx
		Vice President

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