13G Filing: Amber Capital and Gran Tierra Energy Inc. (GTE)

Page 11 of 11

Page 11 of 11 – SEC Filing

SIGNATURES

After reasonable
inquiry and to the best of our knowledge and belief, the undersigned certify that the information set forth in this statement is
true, complete and correct.

DATED: September 11, 2017

AMBER CAPITAL MANAGEMENT lp
By: /s/ Joseph Oughourlian
Name: Joseph Oughourlian
Title: Authorised Signatory
amber capital Uk LLP
By: /s/ Joseph Oughourlian
Name: Joseph Oughourlian
Title: Authorised Signatory
amber capital LP
By: /s/ Joseph Oughourlian
Name: Joseph Oughourlian
Title: Authorised Signatory
Amber Global Opportunities Master Fund Ltd.
By: /s/ Joseph Oughourlian
Name: Joseph Oughourlian
Title: Authorised Signatory
/s/ Joseph Oughourlian
Joseph Oughourlian

Follow Gran Tierra Energy Inc. (NYSEMKT:GTE)

Page 11 of 11