Common Contracts

Effective as of November 21, 2016 43,335,000 Shares GRAN TIERRA ENERGY INC. Common Stock UNDERWRITING AGREEMENT Ladies and Gentlemen:

Participation Agreement • May 5th, 2020 • New York

• Contract Type
  Participation Agreement
• Filed
  May 5th, 2020
• Jurisdiction
  New York

Gran Tierra Energy Inc., a Delaware corporation (the “Company”), proposes to issue and sell to the several Underwriters named in Schedule I hereto (the “Underwriters”) for which Scotia Capital Inc., RBC Dominion Securities Inc. and Dundee Securities Ltd. are acting as representatives (the “Representatives”), 43,335,000 shares of common stock of the Company, par value $0.001 per share (“Common Stock,” and such shares of Common Stock, the “Firm Shares”).

43,335,000 Shares GRAN TIERRA ENERGY INC. Common Stock UNDERWRITING AGREEMENT

Participation Agreement • November 28th, 2016 • Gran Tierra Energy Inc. • Crude petroleum & natural gas • New York

• Contract Type
  Participation Agreement
• Filed
  November 28th, 2016
• Company
  Gran Tierra Energy Inc.
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  New York

Gran Tierra Energy Inc., a Delaware corporation (the “Company”), proposes to issue and sell to the several Underwriters named in Schedule I hereto (the “Underwriters”) for which Scotia Capital Inc., RBC Dominion Securities Inc. and Dundee Securities Ltd. are acting as representatives (the “Representatives”), 43,335,000 shares of common stock of the Company, par value $0.001 per share (“Common Stock,” and such shares of Common Stock, the “Firm Shares”).