Gran Tierra Regulatory News (GTE)

March 21, 2024

GRAN TIERRA ENERGY INC.

Notice of Annual Meeting and Proxy Statement

Gran Tierra Energy Inc. (the "Company") announces that its 2024 annual meeting (the "Annual Meeting") will be held at 10:00 a.m. (Mountain Time) on 2 May 2024 via live webcast online at https:/web.lumiagm.com/263419250.

In connection with the Annual Meeting, the Company has filed the following documents with the U.S. Securities and Exchange Commission ("SEC"):

· Notice of annual meeting of stockholders and proxy statement on Schedule 14A (the "Notice of Annual Meeting"); and

· Form of proxy in relation to the Annual Meeting (the "Proxy Form").

Copies of the Notice of Annual Meeting and the Proxy Form have been submitted to the U.K. National Storage Mechanism in unedited full text and will shortly be available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

The Notice of Annual Meeting and the Proxy Form are also available on the SEC's website at www.sec.gov and on the Company's website at https://www.grantierra.com/events/2024-annual-meeting/.

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