Full details on how to vote, change or revoke a vote, appoint a proxyholder, attend the virtual Annual Meeting, ask questions and other general proxy matters are available in the proxy statement dated March 25, 2021 available on the Company's website or the sec.gov website. Whether or not you plan to attend the Annual Meeting, we urge you to vote and submit your proxy in advance of the Annual Meeting by one of the methods described in the proxy materials for the Annual Meeting. About Gran Tierra Energy Inc. Gran Tierra Energy Inc. is an international oil and gas exploration and production company, headquartered in Calgary, Canada, incorporated in the United States, trading on the NYSE American (GTE), the Toronto Stock Exchange (GTE) and the London Stock Exchange (GTE), and operating in South America. Gran Tierra has interests in producing and prospective properties in Colombia and prospective properties in Ecuador.