Exhibit 12.1

KOPPERS HOLDINGS INC.

RATIO OF EARNINGS TO FIXED CHARGES

(Dollars in millions, except ratios)

	2009			2010			2011			2012			2013
Earnings:
Income from continuing operations before taxes	$	35.5		$	73.8		$	52.5		$	100.6		$	77.0
Deduct: Equity earnings net of dividends		(0.8	)		0.0			0.2			0.8			0.8
Deduct: Pre-tax income of noncontrolling interests		3.4			0.5			0.9			2.0			0.0
Add: Fixed charges		71.6			40.3			40.8			41.6			39.4
Earnings as defined	$	104.5		$	113.6		$	92.2		$	139.4		$	115.6
Fixed charges:
Interest expensed	$	58.7		$	27.1		$	27.2		$	27.9		$	26.8
Other		0.5			0.0			0.0			0.0			0.4
Rents		41.5			42.5			43.8			44.3			39.4
Interest factor		31	%		31	%		31	%		31	%		31	%
Estimated interest component of rent		12.9			13.2			13.6			13.7			12.2
Total fixed charges	$	72.1		$	40.3			40.8			41.6			39.4
Ratio of earnings to fixed charges		1.45			2.82			2.26			3.35			2.93