[2] It subsequently grew to incorporate other companies in the information services sector such as Cambridge Energy Research Associates, Global Insight, Jane's Information Group, Prime Publications Limited, and John S. Herold, Inc.[3] In 2008, IHS acquired Fairplay, a firm that assigns IMO identification numbers for ships, companies and registered owners.

[2] Markit was founded in 2003 as Mark-it Partners, a financial data provider for daily credit default swap pricing.

[16][17] On September 9, 2021, GlobalData announced its purchase of the Pricing and Reimbursement dataset from IHS Markit.

[18] In December 2021, the IHS Markit announced its intention to sell Base Chemicals to News Corp for a reported $295 million as part of an effort to alleviate concerns about competitive effects.

In 2023, S&P Global announced that it sold its engineering division, including the original IHS, to KKR & Co.