EXHIBIT 12.1

Statement Regarding Computation of Ratios – Fixed Charge Coverage Ratio

	Delta Tucker Holdings, Inc.			Predecessor
	April 1, 2010 (Inception) through December 31, 2010			Fiscal Quarter Ended July 2, 2010		Fiscal Year Ended April 2, 2010		Fiscal Year Ended April 3, 2009		Fiscal Year Ended March 28, 2008		Fiscal Year Ended March 30, 2007
Earnings before fixed charge addition	$	(46,106	)	$	21,728	$	122,825	$	103,400	$	73,412	$	48,090
Add:
Fixed charges		63,989			16,166		70,183		77,114		73,176		78,733
Amortization of capitalized interest		—			—		—		—		—		—
Less:
Capitalized interest		—			—		—		—		—		—
Earnings as adjusted	$	17,882		$	37,894	$	193,007	$	180,514	$	146,588	$	126,823
Fixed charges:
Portion of rents representative of interest factor		17,144			3,581		14,533		18,332		18,282		16,765
Interest on indebtedness		46,845			12,585		55,650		58,782		54,894		61,968
Fixed charges		63,989			16,166		70,183		77,114		73,176		78,733
Equity security unit distributions		—			—		—		—		—		—
Combined fixed charges and Income from continuing operations		17,882			37,894		193,007		180,514		146,588		126,823
Ratio of earnings to combined fixed charges and preferred stock dividends		0.3			2.3		2.8		2.3		2.0		1.6