Selected Client List Filo Mining Corp. (NGEx Resources Inc.) Initial Mineral Resource Estimate at Filo del Sol Project, Chile/Argentina, December 2014. Updated December 2015, December 2017 (PEA), February 2019 (PFS) and December 2022. High-sulphidation copper, gold, silver HighGold Mining Inc. HighGold Mining Initial Mineral Resource Estimate at Johnson Tract Project, Southcentral Alaska, in June 2020. Updated July, 2022. Poly-metallic (Au, Cu, Zn, Ag, Pb) deposit estimated by ordinary kriging within Leapfrog domains Anacortes Mining. Anacortes Mining Tres Cruces Oxide Project Mineral Resource Estimate March 2022 in support of PEA Low to intermediate-sulphidation epithermal deposit, Peru Gold grade estimation by ordinary kriging controlled by indicator derived grade domains Surge Copper Corp. Updated Mineral Resource Estimate at Ootsa Project (Seel & Ox Deposits) northern BC, Canada Cu, Mo, Au, Ag estimation by ordinary kriging controlled by indicator derived grade domains, June 2021 Josemaria Resources Inc. Mineral Resource Estimate supporting November 2020 Feasibility Study Chilean copper-gold porphyry Cu, Au, Ag, Mo estimation by ordinary kriging within interpreted mineralization domains Subsequent drill spacing study by conditional simulation Nicola Mining Inc. Initial Mineral Resource Estimate for surface dumps and stockpiles at the New Craigmont Mine, Merritt, BC (copper) Elko Mining Group (Waterton Resources) Resource estimate at Mt. Hamilton Gold Project Nevada, November, 2019 Zone of oxidation and high-grade mineralization based on indicator interpolation Gold and silver grades estimated by ordinary kriging Liberty Gold Initial Mineral Resource Estimate at Goldstrike Project in Nevada, February 2018, PEA July 2018 Gold estimated within variably oriented structural and stratigraphic corridors, preserving grade trends with orthogonal distance to structures NewCastle Gold Ltd. Resource estimate and documentation at Castle Mountain low-sulphidation epithermal deposit, California, January 2016 Past-producing open pit gold mine Constantine Metal Resources Ltd. Resource estimate at Palmer Project, Alaska, May 2015 VMS Deposit, estimation of: copper, zinc, gold and silver Pilot Gold Inc. Resource estimate and associated NI43-101 documentation Halilağa Deposit: copper, gold porphyry, Turkey, 2012, 2013, 2014 Kuçükdağ Deposit: high-sulphidation gold, silver, Turkey, 2014 Pogo Mine, Delta Junction Alaska Review of mine’s resource estimation parameters in effort to improve reconciliation of model against mill production, April 2013 Initial Pogo resource estimates in support Feasibility Studies ~2000 (as Teck Resources employee) East Africa Metals Inc. (formerly Canaco Resources) Initial resource estimate at the company’s Handeni property in northeastern Tanzania, February 2013 Gold grade interpolation within indicator grade shells in five structural domains UEX Corporation (now Uranium Energy Corp.) Resource estimate and associated NI43-101 documentation: Shea Creek Uranium Deposit, May 2012 Teck Resources Limited Resource estimate and associated NI43-101 documentation: Demir Project, October 2011, December 2012 High-sulphidation, epithermal gold, Turkey