Hemlo Mining Corp. is a new Canadian-focused mid-tier producer built on one of the country's most iconic gold camps.
Leadership
Management

Jason Kosec, BSc. MEERL
President, CEO & Director

Jon Case, CFA
Chief Financial Officer

Eric Tremblay, P.Eng
Chief Operating Officer

Carl DeLuca
General Counsel and Corporate Secretary

Raphael Dutaut, P. Geo
Vice President, Exploration

Mike Tsafaras, P.Eng
VP Engineering and Project
Board of Directors

Jonathan Awde
Executive Chairman of the Board

Dr. Robert Quartermain
Lead Director

Audra Walsh
Director

Glenn Kumoi
Director

Tom Yip
Director
Mission, Vision & Values
Mission
Our mission is to build a resilient, disciplined, and performance-driven mining company that operates with an owner’s mentality — moving with conviction, thinking long-term, and executing with precision.
Vision
Our vision is to build the next generation of mining — a nimble, owner-driven company that scales into an intermediate, multi-asset producer through resilience, precision, and an unrelenting focus on performance and zero harm.
Corporate Values
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Resilience
Challenges sharpen our edge and strengthen our resolve to deliver — no matter the environment.
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Owner Mentality
We think and act like owners — accountable for every decision, focused on long-term value creation, and driven by measurable results.
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Agility
We move with conviction and precision. Our nimbleness allows us to capture opportunity and stay ahead of the curve.
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Discipline
We allocate capital based on data, not emotion. Discipline means challenging old thinking, rejecting complacency, and making bold, evidence-based decisions that drive sustainable growth.
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Performance
We measure ourselves by outcomes — operational, financial, and strategic. Results matter more than rhetoric.
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Zero Harm
Safety and sustainability are non-negotiable. We protect our people, communities, and the environment in every decision.
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Value Creation
Everything we do must generate lasting value — for our shareholders, employees, partners, and stakeholders alike.
Sustainability and Stewardship
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Community
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Indigenous Relations
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Environment
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Climate-Aligned Energy and Emissions Plan
Hemlo Gold Mine
Overview
Snapshot
- 100%-owned by Hemlo Mining Corp.
- World-class gold camp with ~25 Moz of historic production
- 14 years of Reserve
- Expected average annual gold production during operation of ~150,000 ounces
The Hemlo Mine (“Hemlo”) is a long-life, fully integrated gold mining operation located approximately 35 km east of the town of Marathon in northwestern Ontario, Canada, along the Trans-Canada Highway and just north of Lake Superior. Effective Dec 2, 2025, Hemlo is 100% owned by Hemlo Mining Corp., the consolidated property package covers more than 45,000 hectares and multiple mining leases, bringing together the historic David Bell, Golden Giant and Williams Lake mines within one world-class camp that has produced roughly 25 million ounces of gold to date. The site benefits from exceptional existing infrastructure, including a 10,000-tonne-per-day mill, a modern underground complex accessed via shaft and ramp system with 6,000-tonne-per-day hoisting capacity plus additional ramp haulage. With more than a decade of reserves and significant exploration upside along the proven Hemlo greenstone belt, Hemlo Mining Corp. is positioned to unlock the next chapter of growth at one of Canada’s premier gold districts.
Technical Reports
Investors
News Releases
Hemlo Mining Corp. Launches New Logo, Branding and Website
Hemlo Mining Announces Commencement of Trading on the TSXV at Market-Open on Tuesday, December 2, 2025
Carcetti-Barrick Transaction Documents
Document
Newsletter Signup
Contact
General Inquires
info@hemlomining.com
Careers
careers@hemlomining.com
Head Office
390 Bay Street, Suite 1720, Toronto, ON M5S 3A9
Site Office
ON-17, Marathon, ON P0T 2E0