Aclara Resources Inc. announced that Ignacio Bustamante Romero, who served as a nominee of Hochschild Mining plc on the board of directors of the Company (the "Board"), has resigned as a director of the Company effective June 16, 2023, following the recent announcement of him stepping down as CEO of Hochschild Mining in late August 2023. Jose Augusto Palma García Zapatero has been appointed to replace Mr. Bustamante on the Board. Mr. Palma is Vice President of Legal and Corporate Affairs at Hochschild Mining plc and will serve as the new nominee of Hochschild Mining on the Board.

Mr. Palma is a senior lawyer and executive, with more than 25 years of experience. He has successfully held key positions in demanding and high-profile roles across diverse sectors, including corporations, law firms, government, and multilateral institutions. Since 2006, Mr. Palma has been serving as Vice President of Legal and Corporate Affairs at Hochschild Mining plc.

In this role, he leads and manages a multidisciplinary team of over 100 professionals in the legal, environmental, social relations, and institutional affairs departments of Hochschild Mining plc. Prior to his current position, Mr. Palma worked as Senior Counsel at the World Bank from 2004 to 2006. During his tenure, he provided advice on the registration of arbitration cases.

From 2002 to 2003, he served as Senior Advisor to the Office of the Prime Minister and as an advisor to the Minister of Economy and Finance of Perú. Between 1992 and 2002, Mr. Palma worked as an associate and partner at Swidler Berlin LLP, where he provided legal counsel to international energy and telecom companies.