Exhibit 99.5

IHS INC.

RECONCILIATIONS OF NON-GAAP FINANCIAL MEASUREMENTS TO

MOST DIRECTLY COMPARABLE GAAP FINANCIAL MEASUREMENTS

(In thousands)

2008

	Three Months Ended February 29, 2008
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	38,555	$	10,603		$	3,971	$	(22,196	)	$	30,933
Adjustments:
Stock-based compensation	—		—			—		12,701			12,701
(Gain) on sale of assets, net	—		(119		)	—		—			(119		)
Depreciation and amortization	4,906		3,243			35		639			8,823
Non-cash net periodic pension and post retirement benefits	—		—			—		(1,563		)	(1,563		)
Minority interest	—		16			—		—			16
Equity investment adjusted EBITDA	—		—			—		—			—
Adjusted EBITDA	$	43,461	$	13,743		$	4,006	$	(10,419	)	$	50,791

	Three Months Ended May 31, 2008
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	39,449	$	11,801		$	3,789	$	(22,223	)	$	32,816
Adjustments:
Stock-based compensation	—		—			—		10,377			10,377
(Gain) on sale of assets, net	—		—			—		—			—
Depreciation and amortization	5,372		3,444			37		830			9,683
Non-cash net periodic pension and post retirement benefits	—		—			—		(1,559		)	(1,559		)
Minority interest	—		(31		)	—		—			(31		)
Equity investment adjusted EBITDA	—		2,022			—		—			2,022
Adjusted EBITDA	$	44,821	$	17,236		$	3,826	$	(12,575	)	$	53,308

	Six Months Ended May 31, 2008
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	78,004	$	22,404		$	7,760	$	(44,419	)	$	63,749
Adjustments:
Stock-based compensation	—		—			—		23,078			23,078
(Gain) on sale of assets, net	—		(119		)	—		—			(119		)
Depreciation and amortization	10,278		6,687			72		1,469			18,506
Non-cash net periodic pension and post retirement benefits	—		—			—		(3,122		)	(3,122		)
Minority interest	—		(15		)	—		—			(15		)
Equity investment adjusted EBITDA	—		2,022			—		—			2,022
Adjusted EBITDA	$	88,282	$	30,979		$	7,832	$	(22,994	)	$	104,099

2007

	Three Months Ended February 28, 2007
	Americas			EMEA		APAC		Shared Services			Total
Operating income	$	29,262		$	7,519	$	3,253	$	(14,150	)	$	25,884
Adjustments:
Stock-based compensation	—			—		—		7,336			7,336
(Gain) on sale of assets, net	(1		)	—		—		(750		)	(751		)
Restructuring charge	(9		)	—		—		—			(9		)
Depreciation and amortization	3,213			848		22		497			4,580
Non-cash net periodic pension and post retirement benefits	—			2		—		(982		)	(980		)
Minority interest	—			15		—		—			15
Adjusted EBITDA	$	32,465		$	8,384	$	3,275	$	(8,049	)	$	36,075

	Three Months Ended May 31, 2007
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	29,875	$	9,080		$	1,735	$	(14,805	)	$	25,885
Adjustments:
Stock-based compensation	—		—			—		6,045			6,045
(Gain) on sale of assets, net	1							(6		)	(5		)
Restructuring charge	9										9
Depreciation and amortization	3,366		921			37		597			4,921
Non-cash net periodic pension and post retirement benefits	—		(2		)	—		(1,015		)	(1,017		)
Minority interest	—		(12		)	—		—			(12		)
Adjusted EBITDA	$	33,251	$	9,987		$	1,772	$	(9,184	)	$	35,826

	Three Months Ended August 31, 2007
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	35,209	$	7,636		$	3,327	$	(16,700	)	$	29,472
Adjustments:
Stock-based compensation	—		—			—		9,142			9,142
(Gain) on sale of assets, net	—		—			—		—			—
Restructuring charge	—		—			—		—			—
Depreciation and amortization	3,766		2,723			31		598			7,118
Non-cash net periodic pension and post retirement benefits	—		—			—		(991		)	(991		)
Minority interest	—		(32		)	—		—			(32		)
Adjusted EBITDA	$	38,975	$	10,327		$	3,358	$	(7,951	)	$	44,709

	Three Months Ended November 30, 2007
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	39,438	$	10,966		$	4,267	$	(19,310	)	$	35,361
Adjustments:
Stock-based compensation	—		—			—		7,918			7,918
(Gain) on sale of assets, net	—		—			—		(2		)	(2		)
Restructuring charge	—		(154		)	—		—			(154		)
Depreciation and amortization	4,897		3,309			38		615			8,859
Non-cash net periodic pension and post retirement benefits	—		1			—		(988		)	(987		)
Minority interest	—		(35		)	—		—			(35		)
Adjusted EBITDA	$	44,335	$	14,087		$	4,305	$	(11,767	)	$	50,960

	Year Ended November 30, 2007
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	133,784	$	35,201		$	12,582	$	(64,965	)	$	116,602
Adjustments:
Stock-based compensation	—		—			—		30,441			30,441
(Gain) on sale of assets, net	—		—			—		(758		)	(758		)
Restructuring charge	—		(154		)	—		—			(154		)
Depreciation and amortization	15,242		7,801			128		2,307			25,478
Non-cash net periodic pension and post retirement benefits	—		1			—		(3,976		)	(3,975		)
Minority interest	—		(64		)	—		—			(64		)
Adjusted EBITDA	$	149,026	$	42,785		$	12,710	$	(36,951	)	$	167,570

2006

	Three Months Ended February 28, 2006
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	21,769	$	6,369		$	2,327	$	(9,052	)	$	21,413
Adjustments:
Stock-based compensation	—		—			—		3,666			3,666
Recovery of investment	—		—			—		—			—
Restructuring charge	—		(18		)			—			(18		)
Offering costs	—		—			—		20			20
Depreciation and amortization	2,517		615			30		208			3,370
Non-cash net periodic pension and post retirement benefits	—		—			—		(726		)	(726		)
Minority interest	—		(25		)	—		—			(25		)
Adjusted EBITDA	$	24,286	$	6,941		$	2,357	$	(5,884	)	$	27,700

	Three Months Ended May 31, 2006
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	21,572	$	5,600		$	1,578	$	(10,190	)	$	18,560
Adjustments:
Stock-based compensation	—		—			—		4,359			4,359
Recovery of investment	—		(330		)	330		—			—
Restructuring charge	—		—			—		—			—
Offering costs	—		—			—		—			—
Depreciation and amortization	2,221		815			35		271			3,342
Non-cash net periodic pension and post retirement benefits	—		—			—		(1,218		)	(1,218		)
Minority interest	—		(56		)	—		—			(56		)
Adjusted EBITDA	$	23,793	$	6,029		$	1,943	$	(6,778	)	$	24,987

	Three Months Ended August 31, 2006
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	24,458	$	6,363		$	1,977	$	(11,019	)	$	21,779
Adjustments:
Stock-based compensation	—		—			—		4,440			4,440
(Gain) on sale of assets, net	53		—			—		—			53
Restructuring charge	—		—			—		—			—
Offering costs	—		—			—		—			—
CEO separation costs	—		—			—		—			—
Depreciation and amortization	2,881		973			31		333			4,218
Non-cash net periodic pension and post retirement benefits	—		—			—		(1,268		)	(1,268		)
Minority interest	—		(89		)	—		—			(89		)
Adjusted EBITDA	$	27,392	$	7,247		$	2,008	$	(7,514	)	$	29,133

	Three Months Ended November 30, 2006
	Americas		EMEA		APAC		Shared Services			Total
Operating income	$	23,558	$	11,806	$	2,832	$	(19,763	)	$	18,433
Adjustments:
Stock-based compensation	—		—		—		9,237			9,237
(Gain) on sale of assets, net	3		—		—		—			3
Restructuring charge	1,303		472		—		568			2,343
Offering costs	—		—		—		758			758
CEO separation costs	—		—		—		1,857			1,857
Depreciation and amortization	3,519		939		31		295			4,784
Non-cash net periodic pension and post retirement benefits	—		—		—		(1,209		)	(1,209		)
Minority interest	—		2		—		—			2
Adjusted EBITDA	$	28,383	$	13,219	$	2,863	$	(8,257	)	$	36,208

	Year Ended November 30, 2006
	Americas		EMEA			APAC		Shared Services			Total
Operating income	$	91,357	$	30,138		$	8,714	$	(50,024	)	$	80,185
Adjustments:
Stock-based compensation	—		—			—		21,702			21,702
(Gain) on sale of assets, net	56		—			—		—			56
Recovery of investment	—		(330		)	330		—			—
Restructuring charge	1,303		454			—		568			2,325
Offering costs	—		—			—		778			778
CEO separation costs	—		—			—		1,857			1,857
Depreciation and amortization	11,138		3,342			127		1,107			15,714
Non-cash net periodic pension and post retirement benefits	—		—			—		(4,421		)	(4,421		)
Minority interest	—		(168		)	—		—			(168		)
Adjusted EBITDA	$	103,854	$	33,436		$	9,171	$	(28,433	)	$	118,028