Exhibit 12

GARDNER DENVER, INC.

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(Dollars in thousands)

	YEAR ENDED DECEMBER 31,
	2011		2010		2009			2008		2007
Earnings:
Net income (loss) before income taxes	$	386,981		231,851		(138,394	)		234,997		269,658
Fixed charges		25,814		32,882		38,896			33,709		33,034
Total earnings (loss), as defined	$	412,795		264,733		(99,498	)		268,706		302,692
Fixed Charges:
Interest expense	$	15,397		23,424		28,485			25,483		26,211
Rentals — portion representative of interest		10,417		9,458		10,411			8,226		6,823
Total fixed charges	$	25,814		32,882		38,896			33,709		33,034
Ratio of Earnings to Fixed Charges (deficiency in the coverage of fixed charges by earnings before fixed charges)		16.0x		8.1x		(138,394	)		8.0x		9.2x

95