EXHIBIT 12.1

Statement of Computation of Ratio of Earnings to Fixed Charges
(UNAUDITED)

Atlas Energy Resources, LLC
(amounts in thousands except ratios)

	Year Ended
	December 31,			December 31,
	2007			2008
Earnings:
Income before income tax expense	$	117,504		$	142,779
Fixed charges		33,153			61,721
Minority interest		32			64
Loss from equity investee		158			(233	)
Interest capitalized		(2,730	)		(4,994	)
Amortization of previously capitalized interest		191			423
Total	$	148,308		$	199,760
Fixed Charges:
Interest cost and debt expense		30,096		$	56,306
Interest allocable to rental expense(1)		327			421
Interest capitalized		2,730			4,994
Total Fixed charges	$	33,153		$	61,721
Ratio of Earnings to Fixed Charges		4.47x			3.24

*	We have not issued any preferred securities as of the date hereof and, accordingly, we have not paid any preferred dividends.
(1)	Represents one-third of the total operating lease rental expense which is that portion deemed to be interest.