Gran Tierra Energy Inc. Announces Closing of PetroLatina Energy Ltd. Acquisition - Seite 2

The Subscription Receipts were exchanged for Common Shares in reliance on the exemption from registration provided by Section 3(a)(9) of the U.S. Securities Act of 1933, as amended. This press release does not constitute an offer to sell or the solicitation of an offer to buy the securities herein described, and shall not constitute an offer, solicitation or sale in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of that jurisdiction.

In connection with the Acquisition, Gran Tierra amended its existing credit facility to add a $130 million term loan with Scotiabank, as administrative agent, and each of the lenders in Gran Tierra's existing secured revolving credit facility, including Scotiabank, Natixis (New York Branch), Société Générale, HSBC Bank Canada, Royal Bank of Canada and Export Development Canada. This new term loan was used to fund a portion of the purchase price of the Acquisition.

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 MKT (GTE) and the Toronto Stock Exchange (GTE), and operating in South America. Gran Tierra holds interests in producing and prospective properties in Colombia, Peru, and Brazil. Gran Tierra has a strategy that focuses on establishing a portfolio of producing properties, plus production enhancement and exploration opportunities to provide a base for future growth. Additional information concerning Gran Tierra is available at www.grantierra.com. Investor inquiries may be directed to [e-mail] or [phone].

Gran Tierra's Securities and Exchange Commission filings are available on a web site maintained by the Securities and Exchange Commission at http://www.sec.gov and on SEDAR at http://www.sedar.com.

Disclaimer

General Advisory

The information contained in this press release does not purport to be all-inclusive or contain all information that readers may require. You are encouraged to conduct your own analysis and review of Gran Tierra and of the information contained in this press release. Without limitation, you should read the entire record of publicly filed documents relating to the Company, consider the advice of your financial, legal, accounting, tax and other professional advisors and such other factors you consider appropriate in investigating and analyzing Gran Tierra. You should rely only on the information provided by Gran Tierra and are not entitled to rely on parts of that information to the exclusion of others. Gran Tierra has not authorized anyone to provide you with additional or different information, and any such information, including statements in media articles about Gran Tierra, should not be relied upon.