Management

Portrait

Igor Gonzales, President and Chief Executive Officer

Mr. Gonzales is from Cusco, Peru and has more than 30 years of experience in the mining industry. He was with Barrick Gold Corporation from 1998 to 2013, most recently as Executive Vice President and Chief Operating Officer. Between 1980 and 1996, Mr. Gonzales served in various roles with Southern Peru Copper Corporation. Mr. Gonzales has a Bachelor of Science degree in Chemical Engineering from the University of San Antonio Abad in Cusco, Peru, and was a Fulbright Scholar at the New Mexico Institute of Mining and Technology, where he earned a Master of Science degree in Extractive Metallurgy.

Portrait

Ed Guimaraes, Chief Financial Officer

Mr. Guimaraes held progressive senior management positions with Aur Resources Inc. (Aur) between 1995 and 2007, ultimately serving as Executive Vice-President, Finance and Chief Financial Officer. In this position, Mr. Guimaraes was a member of the senior management team that executed the acquisition and integration of Aur by Teck Resources Ltd. in a takeover valued at $4.1 billion. Prior to working at Aur, Mr. Guimaraes worked in the Toronto mining group of PricewaterhouseCoopers. Since 2007, Mr. Guimaraes has worked as a consultant in the resource industry and is currently a director of several publicly listed mining companies. He is a Chartered Professional Accountant (CPA, CA) and holds a Bachelor of Arts in Administrative and Commercial Studies from the University of Western Ontario.

Portrait

Alonso Lujan, Vice President Exploration & General Manager, Dia Bras Mexicana

Mr. Lujan is a Geological and Mining Engineer with over 26 years international experience in mineral exploration with a positive track record for increasing companies' resources, output and company value. Mr. Lujan most recently spent 6 years with Mata-Trafigura as the General Manger having been promoted from Exploration and Operations Manager. While there he oversaw the discovery and commissioning of the Magdelana Project with potential for 50 million tonnes within 2 years and helped to double production as well as optimize and reduced costs. Prior to that he worked with Hochschild Mining for 5 years and Minas de Bacis SA de CV for 14 years where he helped to also increase resources, increase output and reduce costs.

Portrait

Mike McAllister, Vice President, Investor Relations

Mr. McAllister is a mining specialized investor relations professional who joined the sector in June, 2010. He has worked for companies such as Avion Gold Corp., which was sold to Endeavour Mining, as well as with Savary Gold, Alder Resources and Black Iron in their Investor Relations and Corporate Development programs. Previously Mr. McAllister worked at BMO Capital Markets in the Investment Banking, Metals & Mining Group.

Portrait

Americo Zuzunaga, CP (Geologist by Mining Engineer), Vice President, Corporate Planning

Over 30 years of international experience in mining operations, mine and business planning, engineering studies (PEA, PFS, FS), Project Management and optimizing development. Mr. Zuzunaga was most recently at BISA as a Technical Studies Manager and previously worked at BHP Billiton in successive planning roles. Previously he has been employed with Antamina, Yanacocha and Southern Peru Copper.

Portrait

Augusto Chung, CP (Metallurgist), Vice President, Special Projects and Metallurgy

Over 34 years metallurgical and mine management experience with a positive track record for increasing companies' output and company value. Mr. Chung was most recently with Rio Alto Mining as the Vice President of Projects. Prior to that he worked with Milpo, Barrick and Antamina and Southern Peru Copper.

Portrait

Miguel Paucar, Country Manager, Peru & General Manager, Yauricocha

Mr. Miguel Paucar has a Master's Degree in Mining Engineering from the Nancy School of Mines, France and more than 25 years of international experience (South Africa, Australia and Chile) and local mining. He has held management positions in various companies in the mining sector such as Rio Tinto, Newmont Mining Company, Hatch Mining Consultants, among others. He joined Sierra Metals in October 2015 under the position of Senior Mining Advisor to COO and as of February, 2018 he was promoted to the position of General Manager at Yauricocha Mine.