About Us

Mark Ayranto is an accomplished mining executive with a demonstrated history of success in building and leading high-performing mining organizations. With deep experience spanning exploration, mine development, finance, and operations, Mark is uniquely positioned to drive growth and value creation at Silverco. As Chief Operating Officer at Victoria Gold, he was instrumental in advancing the Eagle Gold Mine from exploration through construction and operations, contributing to a dramatic increase in market capitalization from $8 million to over $1 billion at its peak.  

This team accomplishment was recognized with the AME’s 2021 EA Scholz Award for excellence in mine development, of which Mr. Ayranto was a key member. Mark is the founder and former chair of Banyan Gold.  He also served as President of the Yukon Chamber of Mines and Chair of the Yukon Mineral Advisory Board. 

Mr. Brown brings over 35 years of experience as a finance professional, most recently as the Chief Financial Officer of Wheaton Precious Metals Corp., a position he held for almost 17 years prior to his retirement on March 31, 2025.   At Wheaton, Mr. Brown played an integral role in the company's financial growth, strategic direction, and risk management, all contributing to Wheaton's industry-leading success in the precious metal streaming business.  Prior to Wheaton, Mr. Brown held senior financial roles at Westcoast Energy Inc., CAE Inc., Creo Inc., and TIR Systems Ltd. and holds professional designations as both a Chartered Professional Accountant and a Chartered Financial Analyst, having earned a Masters Degree in Accounting at the University of Waterloo.

Tim Sorensen brings over 25 years of experience in institutional equity sales with a specialized focus on the mining sector. Over the course of his career, he has played a direct role in raising more than $5 billion in capital for mining companies, supporting exploration, development, and production-stage projects worldwide. He currently serves as CEO of TSCG Capital, a mining-focused merchant bank providing strategic advisory and financing solutions to resource companies. In addition, he is Managing Partner at Velocity Capital Partners, a subsidiary of Velocity Trade Capital which is an independent fx, commodity and equity brokerage firm headquartered in Toronto. Mr. Sorensen is recognized for his deep industry relationships, capital markets expertise, and strategic insight into mining trends, making him a valuable asset to the board and a trusted advisor within the mining investment community.

Gregg Bush is a Metallurgical Engineer with more than 40 years of experience in feasibility, mine development, operations, international M&A, permitting, alternative infrastructure projects supporting mine development and project engineering. He is fluent in Spanish and has experience in operations based in Chile, the US, Mexico and Canada. Gregg has held positions as Chief Operating Officer for Capstone Mining, where he oversaw operating and organic growth projects for the corporation, and as COO of Minefinders, where he was responsible for the construction and commissioning of the Dolores project in Chihuahua. Prior to joining Minefinders, Gregg spent 17 years with Placer Dome and Barrick in North and South America. Mr. Bush started his career as a metallurgist with Chino Mines Company, a Division of Kennecott Copper. He holds a Bachelor of Science in Metallurgical Engineering from the University of Texas at El Paso.