Exhibit 12

UNISYS CORPORATION

COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND

PREFERRED STOCK DIVIDENDS (UNAUDITED)

($ in millions)

	Nine Months Ended Sept. 30, 2015			Years Ended December 31
				2014			2013			2012			2011			2010
Fixed charges
Interest expense	$	8.3		$	9.2		$	9.9		$	27.5		$	63.1		$	101.8
Interest capitalized during the period		2.5			4.0			3.2			5.3			4.9			9.1
Amortization of debt issuance expenses		1.1			1.6			1.6			1.7			1.9			2.6
Portion of rental expense representative of interest		20.5			27.9			28.4			28.2			32.6			33.5
Total Fixed Charges		32.4			42.7			43.1			62.7			102.5			147.0
Preferred stock dividend requirements (a)		—			2.7			16.2			16.2			13.5			—
Total fixed charges and preferred stock dividends		32.4			45.4			59.3			78.9			116.0			147.0
Earnings
Income (loss) from continuing operations before income taxes		(71.2	)		145.5			219.4			254.1			206.0			222.9
Add amortization of capitalized interest		2.8			4.5			5.0			7.5			7.4			9.1
Subtotal		(68.4	)		150.0			224.4			261.6			213.4			232.0
Fixed charges per above		32.4			42.7			43.1			62.7			102.5			147.0
Less interest capitalized during the period		(2.5	)		(4.0	)		(3.2	)		(5.3	)		(4.9	)		(9.1	)
Total earnings	$	(38.5	)	$	188.7		$	264.3		$	319.0		$	311.0		$	369.9
Ratio of earnings to fixed charges			*		4.42			6.13			5.09			3.03			2.52
Ratio of earnings to fixed charges and preferred stock dividends (b)		N/A			4.16			4.46			4.04			2.68			2.52

(a) Amounts have not been grossed up for income taxes since the preferred stock was issued by the U.S. parent corporation which has a full valuation allowance against its net deferred tax assets.

(b) The ratio of earnings to fixed charges and preferred stock dividends is calculated by dividing total earnings by total fixed charges and preferred stock dividends.

* Earnings for the nine months ended September 30, 2015 were inadequate to cover fixed charges by $70.9 million.

31