List of the Largest Information Services Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
S&P Global NYSE : SPGI New York, New York, United States website	Information Services	14,208	35	22	13
Experian London Stock Exchange : EXPN Dublin, Ireland website	Information Services	11,581	76	66	10
Thomson Reuters NYSE : TRI Toronto, Ontario, Canada website	Information Services	7,258	93	59	34
Wolters Kluwer Public Alphen aan den Rijn, Netherlands website	Information Services	6,667	80	64	16
Gartner NYSE : IT Stamford, Connecticut, United States website	Information Services	6,267	15	11	4
Refinitiv Acquired London Stock Exchange Group 2019-08-01 $27B New York, New York, United States website	Information Services	6,000	8	7	1
Moody's NYSE : MCO New York, New York, United States website	Information Services	5,916	41	39	2
Equifax NYSE : EFX Atlanta, Georgia, United States website	Information Services	5,681	41	38	3
Informa London Stock Exchange : INF London, United Kingdom website	Information Services	5,469	26	19	7
IHS Markit Ltd. Acquired S&P Global 2020-11-30 $44B London, United Kingdom website	Information Services	4,415	36	32	4
TransUnion NYSE : TRU Chicago, Illinois, United States website	Information Services	4,184	26	20	6
Bisnode Acquired Dun & Bradstreet 2020-10-08 $818M Solna, Sweden website	Information Services	4,084	6	3	3
Datatec JSE Limited : DTC Sandown, South Africa website	Information Services	3,640	10	7	3
Nielsen PE Backed Evergreen Coast Capital Elliott Brookfield Business Partners 2022-03-29 $16B New York, New York, United States website	Information Services	3,500	41	31	10
CoStar NASDAQ : CSGP Washington, District of Columbia, United States website	Information Services	2,736	25	25	-
Clarivate NYSE : CLVT London, United Kingdom website	Information Services	2,557	16	14	2

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