Beacon Roofing Supply (BECN) 8-K Supplemental Fourth-Quarter Financial Information

Exhibit 99.1

Beacon Roofing Supply, Inc.

Supplemental Fourth-Quarter Financial Information

(Unaudited)

The following is a summary of our results of operations for the fourth quarters of fiscal 2006 and 2005, broken down by existing markets and acquired markets:

For the Three Months Ended	Existing Markets**						Acquired Markets						Consolidated
	September 30,						September 30,						September 30,
(dollars in thousands)	2006*			2005			2006*			2005			2006*			2005
Net Sales	$	277,274		$	231,093		$	153,979		$	78		$	431,253		$	231,171
Gross Profit	65,748			55,734			36,614			32			102,362			55,766
Gross Margin	23.7		%	24.1		%	23.8		%	41.0		%	23.7		%	24.1		%
Operating Expenses	41,194			38,046			31,414			41			72,608			38,087
Operating Expenses as a % of Net Sales	14.9		%	16.5		%	20.4		%	52.6		%	16.8		%	16.5		%
Operating Income (Loss)	$	24,554		$	17,688		$	5,200		$	(9	)	$	29,754		$	17,679
Operating Margin (Loss)	8.9		%	7.7		%	3.4		%	-11.5		%	6.9		%	7.6		%

The following is a summary of our total net sales by product group for the fourth quarter:

For the Three Months Ended
	September 30, 2006				September 30, 2005				Growth
(dollars in millions)	Net Sales*		Mix		Net Sales		Mix
Residential roofing products	$	211.4	49.0	%	$	94.2	40.7	%	$	117.2	124.4	%
Non-residential roofing products	129.9		30.1	%	85.2		36.9	%	44.7		52.5	%
Complementary building products	90.0		20.9	%	51.8		22.4	%	38.2		73.7	%
	$	431.3	100.0	%	$	231.2	100.0	%	$	200.1	86.5	%

*The fourth quarter of fiscal 2006 had three additional business days compared to the fourth quarter of fiscal 2005.

**Includes branches that have been under our ownership for at least four full fiscal quarters at the start of the reporting period.