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

HALLIBURTON COMPANY
Subsidiaries of the Registrant
December 31, 2024
| STATE OR COUNTRY
NAME OF COMPANY | OF INCORPORATION
Halliburton Energy Cayman Islands Limited II | Cayman Islands
Halliburton Energy Services, Inc. | United States, Delaware
Halliburton Global Affiliates Holdings B.V. | Netherlands
Halliburton Global Holdings B.V. | Curacao
Halliburton Global Holdings, LLC | United States, Delaware
Halliburton Global Netherlands Cooperatief U.A. | Netherlands
Halliburton Holdings, LLC | United States, Delaware
Halliburton Netherlands Holdings B.V. | Netherlands
Halliburton Swiss Holdings GmbH | Switzerland
Halliburton U.S. International Holdings, Inc. | United States, Delaware
Halliburton Worldwide Limited | Cayman Islands