Exhibit 12.1

DynCorp International Inc.
Exhibit 12.1 — Statement Regarding Computation of Ratios -
Fixed Charge Coverage Ratio

	Year Ended		April 3, 2004 to		49 Days Ended			March 31,		March 30,		March 28,
	April 2, 2004		Feb 11, 2005		April 1, 2005			2006		2007		2008
Earnings before fixed charge addition	$	51,284	$	94,689	$	(862	)	$	45,012	$	56,291	$	74,100
Add:
Fixed charges		6,529		3,757		8,637			74,744		78,661		73,656
Amortization of capitalized interest		—		—		—			—		—		—
Less:
Capitalized interest		—		—		—			—		—		—
Earnings as adjusted	$	57,813	$	98,446	$	7,775		$	119,756	$	134,952	$	147,756
Fixed charges:
Portion of rents representative of interest factor		6,529		3,757		583			18,058		16,765		18,282
Interest on indebtedness		—		—		8,054			56,686		61,896		55,374
Fixed charges		6,529		3,757		8,637			74,744		78,661		73,656
Equity security unit distributions		—		—		—			—		—		—
Combined fixed charges and Income from continuing operations	$	57,813	$	98,446	$	7,775		$	119,756	$	134,952	$	147,756
Ratio of earnings to combined fixed charges and preferred stock dividends		8.9		26.2		0.9			1.6		1.7		2.0