EX-21 3 ex2120221231.htm SUBSIDIARIES OF THE REGISTRANT
EXHIBIT 21
EOG Resources, Inc.
Subsidiaries
As of December 31, 2022
EOG Resources, Inc., a Delaware corporation, had the U.S. and international subsidiaries shown below as of December 31, 2022.

Name of Subsidiary | Jurisdiction of Organization/Incorporation
EOG Expat Services, Inc. | Delaware
EOG Resources Australia Block NT-P87 Pty Ltd. | Western Australia
EOG Resources Australia Block WA-488 Pty Ltd. | Western Australia
EOG Resources Australia Block WA-544 Pty Ltd. | Western Australia
EOG – Canada, Inc. | Delaware
EOG Canada Oil & Gas Inc. | Alberta
EOG Resources Australia Pty Ltd. | Western Australia
EOG Resources Block 4(a) Company | Cayman Islands
EOG Resources China LLC | Delaware
EOG Resources (Nevis) Block 4 (a) Limited | Nevis
EOG Resources International, Inc. | Delaware
EOG Resources Marketing LLC | Delaware
EOG Resources Muscat Block 49 SPC | Oman
EOG Resources Muscat SPC | Oman
EOG Resources Nevis U (b) Block Limited | Nevis
EOG Resources Nitro2000 Company | Cayman Islands
EOG Resources Nitro2000 Ltd. | Nevis
EOG Resources Oman Block 49 Limited | Cayman Islands
EOG Resources Oman Limited | Cayman Islands
EOG Resources Railyard, Inc. | Delaware
EOG Resources Railyard (North Dakota), Inc. | Delaware
EOG Resources Railyard (Texas) LLC | Delaware
EOG Resources Trinidad – U(a) Block Limited | Cayman Islands
EOG Resources Trinidad Block 4(a) Unlimited | Trinidad
EOG Resources Trinidad Limited | Trinidad
EOG Resources Trinidad Nitro Unlimited | Trinidad
EOG Resources Trinidad U(b) Block Unlimited | Trinidad
EOG Resources U(b) Block Company | Cayman Islands
EOG SPG Holdings, Inc. | Delaware
EOGI China International Ltd. | Cayman Islands
EOGI International Company | Cayman Islands
EOGI International, Inc. | Delaware
EOGI Oman International Block 49 Ltd. | Cayman Islands

EXHIBIT 21

Name of Subsidiary | Jurisdiction of Organization/Incorporation
EOGI Oman International Ltd. | Cayman Islands
EOGI Trinidad – U(a) Block Company | Cayman Islands
Hawthorn Oil Transportation (North Dakota), Inc. | Delaware
Hawthorn Oil Transportation, Inc. | Delaware
Murrott Capital Ltd. | Nevis
Nilo Operating Company | Delaware
Pecan Pipeline Company | Delaware
Pecan Pipeline Company | Delaware
Rockies Holdings LLC | Wyoming