EX-21.1 9 hal_12312024-ex211.htm SUBSIDIARIES OF THE REGISTRANT Document

Exhibit 21.1
HALLIBURTON COMPANY
Subsidiaries of the Registrant
December 31, 2024
STATE OR COUNTRY
NAME OF COMPANYOF INCORPORATION
Halliburton Energy Cayman Islands Limited IICayman Islands
Halliburton Energy Services, Inc.United States, Delaware
Halliburton Global Affiliates Holdings B.V.Netherlands
Halliburton Global Holdings B.V.Curacao
Halliburton Global Holdings, LLCUnited States, Delaware
Halliburton Global Netherlands Cooperatief U.A.Netherlands
Halliburton Holdings, LLCUnited States, Delaware
Halliburton Netherlands Holdings B.V.Netherlands
Halliburton Swiss Holdings GmbHSwitzerland
Halliburton U.S. International Holdings, Inc.United States, Delaware
Halliburton Worldwide LimitedCayman Islands