Tintina Mines Limited announced that Mr. Juan Andrés Morel, for personal reasons, has presented his resignation as President, Chairman and Director, effective June 30, 2022. The Company also announces the appointment of Mr. Juan Enrique Rassmuss as President, Chairman and Director with effect from July 1, 2022 (Mr. Rassmuss already had served as President, Chairman of the Board and Director of Tintina from June 1, 2014 to November 29, 2021). Mr. Rassmuss has more than 25 years of experience in managing and investing in mineral exploration and mining businesses in Chile, Peru and Canada.

He currently serves as a board member and/or Chairman of several companies, including CEMIN Holding Minero (a copper and gold producer in Chile), CAP S.A. (Compañía de Aceros del Pacifico S.A.) and its subsidiary CMP S.A. (Compañía Minera del Pacífico S.A.). Mr. Rassmuss graduated with a degree in Industrial Engineering at the Pontificia Universidad Católica (Chile).