Clean Energy Fuels (CLNE) POS AM Prospectus update (post-effective amendment)

Exhibit 12.1

CLEAN ENERGY FUELS CORP.

STATEMENT OF COMPUTATION OF DEFICIENCY OF EARNINGS TO FIXED CHARGES

(In thousands)

		Year Ended December 31,
		2008			2009			2010			2011			2012
Earnings
Pretax Income (loss)		$	(44,278	)	$	(33,384	)	$	(4,209	)	$	(48,158	)	$	(99,568	)
Plus:	Equity (earnings) losses from equity investees	188			(244		)	(427		)	(637		)	(331		)
Plus:	Fixed charges	1,452			3,354			4,374			15,560			27,096
Plus:	Amortization of capitalized interest	25			76			76			111			450
Less:	Interest capitalized	(493		)	(539		)	(434		)	(1,352		)	(6,304		)
Total Earnings		$	(43,106	)	$	(30,737	)	$	(620	)	$	(34,476	)	$	(78,657	)
Fixed Charges
Interest expensed and capitalized		$	523		$	1,567		$	2,251		$	13,049		$	23,468
Amortization of debt issuance costs		23			60			60			339			551
Interest within rental expense		906			1,727			2,063			2,172			3,077
Total Fixed Charges		$	1,452		$	3,354		$	4,374		$	15,560		$	27,096
Deficiency of earnings to fixed charges		$	(44,558	)	$	(34,091	)	$	(4,994	)	$	(50,036	)	$	(105,753	)