Gran Tierra Energy Inc.

Main Market

500 Centre Street SE
Calgary
Alberta
T2G 1A6
Canada

www.grantierra.com

AUDITOR

KPMG

FINANCIAL ADVISER

RBC Capital Markets

FINANCIAL PR

Vigo Consulting

LAW FIRM

Ashurst

Gibson Dunn & Crutcher

Stikeman Elliott LLP

STOCKBROKER

RBC Capital Markets