| | | | | |
| Entity Name | State/Country |
| 1422722 Ontario Inc. | Ontario, Canada |
| Burton Group, Inc. | Utah, United States |
| Capterra Inc. | Delaware, United States |
| CEB (Barbados) SRL | Barbados |
| CEB Global Holdings Limited | United Kingdom |
| CEB Holdings UK 1 Limited | United Kingdom |
| CEB Holdings UK 2 Limited | United Kingdom |
| CEB International Holdings LLC | Delaware, United States |
| CEB LLC | Delaware, United States |
| Computer Financial Consultants Limited | United Kingdom |
| Computer Financial Consultants, Inc. | Delaware, United States |
| CXO Acquisition Co. | Delaware, United States |
| Dataquest, Inc. | California, United States |
| G.G. Properties, Ltd. | Bermuda |
| Gartner Advisory (Singapore) Pte Ltd | Singapore |
| Gartner Australasia PTY Limited (including branch in New Zealand) | Australia |
| Gartner Austria GmbH | Austria |
| Gartner Belgium BV (including branch in Luxembourg) | Belgium |
| Gartner C-level Communities, Inc. | Delaware, United States |
| Gartner Canada Co. | Nova Scotia, Canada |
| Gartner Consulting (Beijing) Co., LTD. (including branches in Shanghai & Shenzhen) | China |
| Gartner Czech Republic s.r.o. | Czechia |
| Gartner Danmark ApS | Denmark |
| Gartner Deutschland GmbH | Germany |
| Gartner Digital Markets Ireland Limited | Ireland |
| Gartner do Brasil Serviços de Pesquisas Ltda. | Brazil |
| Gartner Espana, S.L. (including branch in Portugal) | Spain |
| Gartner Finland Oy | Finland |
| Gartner France SARL | France |
| Gartner Global Holdings Malta I Ltd. | Malta |
| Gartner Global Holdings Malta II Ltd. | Malta |
| Gartner Group (Thailand) Limited | Thailand |
| Gartner Group Taiwan Limited | Taiwan |
| Gartner Gulf FZ LLC (including branch in Abu Dhabi) | United Arab Emirates |
| Gartner Holdings Cyprus Ltd | Cyprus |
| Gartner Holdings Malta Ltd. | Malta |
| Gartner Holdings UK I Limited Partnership | United Kingdom |
| Gartner Holdings, LLC | Delaware, United States |
| Gartner Hong Kong Limited | Hong Kong |
| Gartner India Research & Advisory Services Private Limited | India |
| Gartner Ireland Limited | Ireland |
| Gartner Israel Advisory Ltd. | Israel |
| Gartner Italia S.R.L. | Italy |