About Us


Ronald Thiessen

President, CEO and Director

Ronald Thiessen, a Chartered Professional Accountant (FPCA, FCA) with more than 25 years of corporate development experience, leads Northern Dynasty’s corporate development and financing activities. In addition to his role as President and CEO, Mr. Thiessen is a Director of the Pebble Limited Partnership. He is also President and CEO of Hunter Dickinson Inc.

Mark Peters

Chief Financial Officer

Mark Peters is a Chartered Professional Accountant (CPA, CA) who has more than 18 years of experience in the areas of financial reporting and taxation, working primarily with Canadian and US public corporations. He is an experienced Chief Financial Officer, having served as CFO for Hunter Dickinson Services Inc. ("HDI") since 2016 and a TSX Venture-listed company since 2012. Prior to that, Mr. Peters led the tax department for the HDI group of companies. Before joining HDI in 2007, Mr. Peters worked for PricewaterhouseCoopers LLP in the both the audit and tax groups.

Bruce Jenkins

Executive Vice President Environment and Sustainability

Bruce Jenkins is a corporate and environmental science executive with more than 40 years of experience in project and corporate management. Mr. Jenkins oversees environmental affairs and sustainable development for Northern Dynasty. He is also Executive Vice President, Environment and Sustainability for Hunter Dickinson Inc.

Stephen Hodgson

Vice President, Engineering

Stephen Hodgson is a professional engineer (P.Eng.) with 40 years of experience in consulting, project management, feasibility-level design and implementation, and mine operations at some of the largest mineral development projects in the world, including Pine Point zinc mine in the Northwest Territories, the Red Dog zinc mine in Alaska, Antamina in Peru, and the Oyu Tolgoi copper-gold project in Mongolia.  He brings a unique perspective to the Pebble team with his experience at northern and Arctic mines.  He has led the Northern Dynasty engineering team since 2005.  Currently he is also Senior Vice President of Engineering and Project Director, Engineering for the Pebble Limited Partnership.

Sean Magee

Vice President, Public Affairs

Sean Magee is a former journalist and speech writer who brings more than 25 years communications experience to his role as Vice President, Public Affairs for Northern Dynasty. Mr. Magee’s experience and expertise spans the fields of government and stakeholder relations, community and First Nations/Native engagement, media relations, crisis and issues management. He has played a central role at Pebble for more than a decade. Mr. Magee is Executive Vice President of Strategic Communications and Public Affairs for Hunter Dickinson Inc.

Doug Allen

Vice President, Corporate Communication

Doug Allen is an asset management industry specialist with more than 35 years of experience on both the sell-side and buy-side of the investment industry, and more recently the mining industry. He serves as the primary liaison with the broker-dealer and asset management industries, and also works on corporate development activities.

Trevor Thomas

Company Secretary

Trevor Thomas is the company secretary to Northern Dynasty Minerals. Mr. Thomas has practiced in the areas of corporate commercial, corporate finance, securities and mining law since 1995, in private practice environment as well as in-house positions and is currently in-house General Counsel for Hunter Dickinson Inc.

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