RPM International (RPM) 8-K Entry into a Material Definitive Agreement

Exhibit 12.1

RPM

RATIO OF EARNINGS TO FIXED CHARGES

Periods Ended May 31, 2009 through 2013

	3 Months Ended		Year Ended May 31,
	31-Aug-13		2013		2012		2011		2010		2009
Ratio of Earnings to Fixed Charges1		6.98		2.86		4.84		4.72		4.67		3.66

1    Calculated as follows	(income before income taxes) + (fixed charges)
	(fixed charges)

Fixed charges consist of interest expense, amortized expenses related to debt and an estimate of the interest portion of rental expense.

	3 Months Ended		Year Ended May 31,
(All numbers in thousands)	31-Aug-13		2013		2012		2011		2010		2009
Income before income tax		147,216		176,891		328,289		295,053		268,454		180,868
Fixed charges		24,599		95,346		85,579		79,227		73,207		67,927
Total		171,815		272,237		413,868		374,280		341,661		248,794