Mr. Gary Guidry reports

GRAN TIERRA ENERGY INC. PROVIDES RELEASE DATE FOR ITS 2023 FOURTH QUARTER & YEAR-END RESULTS AND DETAILS OF CONFERENCE CALL AND WEBCAST

Gran Tierra Energy Inc. will release its fourth quarter and year ended Dec. 31, 2023, financial and operating results on Tuesday, Feb. 20, 2024, before market open. Gran Tierra will host its 2023 fourth quarter and year-end results conference call on Tuesday, Feb. 20, 2024, at 9 a.m. MT, 11 a.m. ET.

Interested parties may register for the conference call on-line. Please note that there is no longer a general dial-in number to participate, and each individual party must register through the provided link. Once parties have registered, they will be provided a unique PIN and call-in details. There is also a feature that allows parties to elect to be called back through the "Call Me" function on the platform.

Interested parties can also continue to access the live webcast from their mobile or desktop devices by clicking on this link, which is also available on Gran Tierra's website. An audio replay of the conference call will be available at the same webcast link two hours following the call and will be available until February 20, 2025.

About Gran Tierra Energy Inc.

Gran Tierra Energy Inc. together with its subsidiaries is an independent international energy company currently focused on oil and natural gas exploration and production in Colombia and Ecuador. The Company is currently developing its existing portfolio of assets in Colombia and Ecuador and will continue to pursue additional growth opportunities that would further strengthen the Company's portfolio. The Company's common stock trades on the NYSE American, the Toronto Stock Exchange and the London Stock Exchange under the ticker symbol GTE.