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Gran Colombia Files National Instrument 43-101 Technical Report FOR Its Segovia Project

Resource Estimates Technical Reports (NI 43-101)

GRAN COLOMBIA GOLD CORP.

333 BAY STREET, SUITE 1100, TORONTO, ONTARIO M5H 2R2, CANADA

TEL: (416) 360-4653 FAX: (416) 360-7735

NEWS RELEASE

GRAN COLOMBIA FILES NATIONAL INSTRUMENT 43-101 TECHNICAL REPORT FOR ITS

SEGOVIA PROJECT

TORONTO, CANADA, Monday, June 5 , 2017 – Gran Colombia Gold Corp. (TSX: GCM) announced

today that it has filed a technical report on its Segovia Project in Colombia (the “Technical Report”)

pursuant to National Instrument 43 ‐101 - Standards of Disclosure for Mineral Projects (“NI 43‐101"). The

Technical Report supports the disclosu re made by the Company in its April 19, 2017 news release

announcing an update of Segovia's high grade mineral resources.

The Technical Report bearing an effective date of March 1 5, 2017 is entitled: "NI 43 -101 Technical

Report, Mineral Resource Estimate, Segovia Project, Colombia" and was prepared by Benjamin Parsons,

MSc, MAusIMM (CP) and Fernando Rodrigues, BS Mining, MBA, MMSAQP, each of whom is a "qualified

person" for the purposes of NI 43‐101.

The r eport is available on the Company’s website at www.grancolombiagold.com and under the

Company’s profile on SEDAR at www.sedar.com.

About Gran Colombia Gold Corp.

Gran Colombia is a Canadian -based gold and silver exploration, development and production company

with its primary focus in Colombia. Gran Colombia is currently the largest underground gold and silver

producer in Colombia with several underground mines in operation at its Segovia and Marmato

Operations. G ran Colombia is continuing its expansion and modernization activities at its high -grade

Segovia Operations.

Additional information on Gran Colombia can be found on its website at www.grancolombiagold.com and

by reviewing its profile on SEDAR at www.sedar.com.

For Further Information, Please Contact:

Mike Davies

Chief Financial Officer

(416) 360-4653

[email protected]