RIOFF
RIO2 Limited

Andrew Cox is based in Lima, Peru, and has over 24 years of experience in mining operations around the world. Andrew held various positions at Rio Alto Mining Ltd. since 2011 until acquired in 2015. He was operations manager at La Arena mine from 2011 to 2014, moving to the Shahuindo gold project as acting operations manager for the first year of construction in 2015. Following the acquisition of Rio Alto Mining Ltd. by Tahoe Resources Inc. in April, 2015, Andrew was the corporate operations manager in Peru, until December 2016. Prior to his involvement with Rio Alto Mining, Andrew managed the dam embankment project at Oceanagold's Macraes Flat mine and the Alliance Mining contract at the Globe Progress mine for Stracon New Zealand from 2009 to 2011. In 2005, he joined mining and civil contractor Stracon GyM in Peru as manager of the El Brocal open-pit mining contract until 2009. Andrew started his career with 10 years in alluvial gold mining and exploration in New Zealand, Chile and Bolivia with L&M Mining. Later, he moved to a role as Production Geologist at Solid Energy's Stockton Mine in New Zealand. Andrew holds an MSc, geology hons, from the University of Canterbury in New Zealand.

Ms. Johnson brings over ten years of experience in accounting and finance, including financings, mergers and acquisitions, project development, internal controls and financial reporting. Most recently Ms. Johnson was a financial reporting contractor with Goldcorp Inc. Previously Ms. Johnson was Chief Financial Officer of Rio Alto Mining, which was acquired by Tahoe Resources in 2015. Ms. Johnson also held the positions of Director of Finance at Tahoe Resources, Vice President, Corporate Reporting and Corporate Controller at Rio Alto, and other senior finance positions. Ms. Johnson is a graduate of the University of British Columbia and is a CPA, CA and earned her chartered accountant designation while articling at PricewaterhouseCoopers LLP in Vancouver.

Andrew Cox is based in Lima, Peru, and has over 24 years of experience in mining operations around the world. Andrew held various positions at Rio Alto Mining Ltd. since 2011 until acquired in 2015. He was operations manager at La Arena mine from 2011 to 2014, moving to the Shahuindo gold project as acting operations manager for the first year of construction in 2015. Following the acquisition of Rio Alto Mining Ltd. by Tahoe Resources Inc. in April, 2015, Andrew was the corporate operations manager in Peru, until December 2016. Prior to his involvement with Rio Alto Mining, Andrew managed the dam embankment project at Oceanagold's Macraes Flat mine and the Alliance Mining contract at the Globe Progress mine for Stracon New Zealand from 2009 to 2011. In 2005, he joined mining and civil contractor Stracon GyM in Peru as manager of the El Brocal open-pit mining contract until 2009. Andrew started his career with 10 years in alluvial gold mining and exploration in New Zealand, Chile and Bolivia with L&M Mining. Later, he moved to a role as Production Geologist at Solid Energy's Stockton Mine in New Zealand. Andrew holds an MSc, geology hons, from the University of Canterbury in New Zealand.