About Calibre Mining

Calibre Mining Corp., together with its subsidiaries, operates as a multi-asset gold producer with a portfolio of exploration and development opportunities in Nicaragua. In 2019, the company acquired a 100%-interest in the El Limon and La Libertad gold mines, the Pavon gold project and additional mineral concessions in Nicaragua (collectively, the ‘Nicaragua Assets’) from B2Gold Corp (B2Gold). As of December 31, 2020, B2Gold maintains an approximate 33% equity interest in the company. In addition to the acquisition of the Nicaragua Assets, the company has certain interests in the Borosi Gold-Silver-Copper Project (the ‘Borosi Project’), which consists of various contiguous mining and exploration concessions located in the North Atlantic Autonomous Region of Nicaragua. During the year ended December 31, 2020, the company entered into an option earn-in agreement with Rio Tinto, whereby Rio Tinto could earn an initial 55% interest (and approximately 75% interest) in its 100%-owned Borosi Project (the ‘Borosi Project’) in Northeast Nicaragua. Eastern Borosi – Centerra Option In 2019, the company purchased the 51% interest owned by Centerra Gold Inc. (Centerra) in the La Luz Project by issuing 2,000,000 common shares and granting a 2.0% net smelter return on future production from the La Luz Project. This acquisition increased the company’s ownership of the project to 100%. History Calibre Mining Corp. was founded in 1969. The company was formerly known as TLC Ventures Corp. and changed its name to Calibre Mining Corp. in June 2007.