Calibre Mining Corp. announce that the company has been added to the VanEck Vectors Junior Gold Miners ETF. Calibre was added to the GDXJ Index on June 18, 2021. In addition to the inclusion into the GDXJ, Calibre announced the appointment of David Londono as the new General Manager for the Limon Mine Complex. David has over 35 years of experience in the mining industry, including significant work in mine management and optimization. Mr. Londono's most recent roles were General Manager of the Detour Lake Gold Mine, and later Vice President of Projects for Kirkland Lake Gold post the Detour acquisition. David has worked with Barrick, AngloGold Ashanti, Glencore, Imerys, supporting operations around the world and holds Master's degrees in Engineering from the Colorado School of Mines and Business Administration from Regis University in Denver. The incumbent General Manager at Limon, Felix Bermudez, will become the General Manager of Pavon, with Nestor Concha continuing as General Manager of the Libertad Mine Complex. Senior Vice President and CFO John Seaberg is departing the organization. The company's VP Finance, Paulo Santos, CA has been appointed interim Chief Financial Officer. Mr. Santos is a Chartered Professional Accountant with over 20 years of experience in accounting, financial management and reporting, corporate governance, treasury management and mergers and acquisitions. Immediately prior to joining Calibre, Mr. Santos was chief financial officer of Northern Empire Resources Corp. which was acquired by Coeur Mining in 2018. Before joining Northern Empire, he was Treasurer and Corporate Secretary at Newmarket Gold Inc. a TSX-listed Australian gold producer. Mr. Santos was a key member of the team that completed the successful merger between Newmarket Gold and Kirkland Lake Gold in 2016.