GTE Gran Tierra Energy Inc

Gran Tierra Energy Inc. (“Gran Tierra”) (NYSE American:GTE) (NYSE MKT:GTE) (TSX:GTE) today announces the voting results from its annual meeting of stockholders held on May 2, 2018.

Stockholders elected all eight individuals nominated by Gran Tierra.  In addition, stockholders voted “FOR” the ratification of the appointment of KPMG LLP as Gran Tierra’s independent registered public accounting firm for 2018, and “FOR” the approval, on an advisory basis, of the compensation of Gran Tierra’s named executive officers.  The detailed results of the vote are as follows:

Proposal 1Election of Directors	For	Percent	Against	Percent	Abstain	Percent	Non Votes
Peter Dey	234,580,058	92.0	20,225,933	7.9	167,176	0.07	40,955,145
Gary S. Guidry	251,999,810	98.8	2,871,037	1.1	102,320	0.04	40,955,145
Evan Hazell	252,083,779	98.9	2,736,822	1.1	152,566	0.06	40,955,145
Robert B. Hodgins	237,499,122	93.1	17,331,323	6.8	142,722	0.06	40,955,145
Ronald Royal	252,029,571	98.8	2,787,933	1.1	155,663	0.06	40,955,145
Sondra Scott	240,203,256	94.2	14,551,869	5.7	218,042	0.09	40,955,145
David P. Smith	252,073,934	98.9	2,737,113	1.1	162,120	0.06	40,955,145
Brooke Wade	240,119,610	94.2	14,697,548	5.8	156,009	0.06	40,955,145
Proposal 2	For	Percent	Against	Percent	Abstain	Percent	Non Votes
Ratification of Appointment ofthe Independent RegisteredPublic Accounting Firm	293,584,187	99.2	2,227,204	0.8	116,921	0	0
Proposal 3	For	Percent	Against	Percent	Abstain	Percent	Non Votes
Approval of Named ExecutiveOfficer Compensation	239,450,925	93.9	14,316,273	5.6	1,205,969	0.5	40,995,145

About Gran Tierra Energy Inc.

Gran Tierra Energy Inc. together with its subsidiaries is an independent international energy company focused on oil and natural gas exploration and production in Colombia.

Gran Tierra's Securities and Exchange Commission filings are available on the Securities and Exchange Commission website at http://www.sec.gov, and Gran Tierra’s reports filed with the Canadian Securities Administrators are available on SEDAR at http://www.sedar.com.

Contact Information

For investor and media inquiries please contact:

Gary GuidryChief Executive Officer

Ryan EllsonChief Financial Officer

Rodger TrimbleVice President, Investor Relations

403- 265-3221info@grantierra.comwww.grantierra.com