Exhibit 12.1

Geokinetics Inc. and Subsidiaries

Computation of Earnings to Fixed Charges

	For the Year Ended, December 31,										For the Six Months Ended June 30,
	2004		2005		2006		2007		2008		2009	2008
Earnings Before Fixed Charges:
Income/(loss) from continuing operations before Income taxes, minority interest and income/(loss) from equity investees	(441	)	(1,871	)	(942	)	(13,684	)	10,254		26,168	5,031
Add fixed charges	1,002		1,233		23,166		22,449		34,190		17,465	16,305
Add amortization of capitalized interest	—		—		—		—		—		—	—
Add distributed income of equity investees	—		—		—		—		—		—	—
Subtract capitalized interest	—		—		—		—		—		—	—
Income /(loss) before fixed charges	561		(638	)	22,224		8,765		44,444		43,633	21,336
Preferred Dividends
Amount paid	—		—		—		4,712		6,028		3,969	2,508
Grossed up to pre-tax based on 46% effective tax rate	—		—		—		8,725		11,162		7,350	4,644
Fixed Charges:
Interest expense	441		474		11,298		9,265		6,992		3,281	3,063
Amortization of debt issuance costs	—		—		4,608		875		336		272	162
Estimate of interest expense within rental expense	561		759		7,260		12,309		26,862		13,912	13,080
Total fixed charges	1,002		1,233		23,166		22,449		34,190		17,465	16,305
Deficiency of earnings available to cover fixed charges	(441	)	(1,871	)	(942	)	(13,684	)	—		—	—
Ratio of Earnings to Fixed Charges	—		—		—		—		1.3		2.5	1.3
Deficiency of earnings available to cover fixed charges and preferred dividends	(441	)	(1,871	)	(942	)	(22,409	)	(908	)	—	—
Ratio of Earnings to Fixed Charges and Preferred Dividends	—		—		—		—		—		1.8	1.0