Board of Directors

Detour Gold’s Board of Directors is comprised of nine members that possess a diverse range of perspectives and experience in the mining industry.

Click on the board members name to view their profile in more detail.


Ms. Merrin was appointed Chair of the Board of Detour Gold in June 2019.

Ms. Merrin is a Corporate Director with broad experience in the resource sector and capital markets. She is committed to the relentless pursuit of exemplary health, safety and environment practices and constructive community engagement. She believes in leadership by example, the strength of teams and the value and ability of every individual to make a difference. She is mindful of the responsibilities of stewardship to shareholders. Ms. Merrin is a frequent speaker and respected voice on industry and governance matters.

She is currently an independent non-executive director of Glencore, a multinational commodity trading and mining company; Kew Media Group, a producer and distributor of multi-genre content worldwide; and Samuel, Son & Co., a distributor of metals and industrial products.

Her executive roles in the resource sector have included President, Chief Executive Officer and Director of Luscar, Canada’s largest thermal coal producer, then owned equally by Sherritt International and Ontario Teachers’ Pension Plan Board prior to which she had been Executive Vice President and Chief Operating Officer of Sherritt International, a Canadian diversified miner. Ms. Merrin’s first role in mining was as Vice President of Investor and Corporate Relations of Lac Minerals during the period of its takeover by (then) American Barrick in August 1994. Early in her career, she held a series of progressively responsible positions with The Molson Companies, Canadian Pacific and the office of the Honourable Marc Lalonde, P.C., M.P., Ottawa.

She has served as a director of Arconic, Stillwater Mining Company, CML HealthCare (Chair), Novadaq Technologies Group and New Brunswick Power. Ms. Merrin has been a nominee in several activist files.

Ms. Merrin was a director of Climate Change and Emissions Management Corporation, created to support Alberta’s initiatives on climate change and the reduction of emissions. She was a member of the National Advisory Panel on Sustainable Energy Science Technology and Canada’s National Round Table on the Environment and the Economy.

In May 2019, she chaired a panel on “Next Gen Leaders” at The Northern Miner’s Canadian Mining Symposium in London. She is a member of Women in Mining and in 2016 was cited as one of the “100 Global Inspirational Women in Mining.”

Ms. Merrin serves on the board of Perimeter Institute for Theoretical Physics and is a former co-chair of Perimeter’s Emmy Noether Circle, promoting women in physics. She holds a Bachelor of Arts from Queen’s University and completed the Advanced Management Programme at INSEAD.


Mr. McMullen joined Detour Gold in May 2019 as Chief Executive Officer and Director.

Mr. McMullen has more than 25 years of international experience in the mining industry with an accomplished background in all aspects of the mining business, including exploration, permitting, mine development, financing, operations, product sales, and asset acquisition and divestments as well as the debt and equity markets. He has managed multiple operations (open pit and underground mines) across most jurisdictions. His experience covers a range of commodities, including copper, gold, iron ore and PGMs.

Prior to joining Detour Gold, Mr. McMullen was Senior Advisor to Black Mountain LLC, a private equity company engaged in identifying and capturing high-growth opportunities within the natural resources space and active in Australia and the USA.

He was Chief Executive Officer and a Director of platinum and palladium (“PGM”) producer Stillwater Mining Company prior to its acquisition by Sibanye Gold Limited for an equity value of US$2.2 billion. During his tenure, the Company achieved its best safety performance on record, reduced all-in sustaining costs per PGM ounce by approximately one third, expanded its PGM recycling business to be the largest in the world and added approximately US$1.1 billion in equity value against a backdrop of a 10% fall in PGM prices.

Before joining Stillwater, Mr. McMullen served as a Principal at MRI Advisory AG, a private company focusing on the development of metal and minerals projects in the Americas, Europe and Africa. He was responsible for managing the mining investments of the Principals and supervising the technical due diligence for a variety of commodity-backed funding structures. Associated with various MRI Advisory transactions, he held the following executive roles: President and Chief Executive Officer of New Chris Minerals (the predecessor of GT Gold); Executive Chairman of Lachlan Star; Managing Director of Northern Iron and President of Northern Iron Marketing AG.

Mr. McMullen holds a Bachelor of Science in Geology from Newcastle University in New South Wales and pursued graduate studies in Mineral Economics at the Western Australian School of Mines.


Mr. Falzon was elected to the Board of Detour Gold in April 2013.

Mr. Falzon is a Corporate Director with more than 30 years of international financial and management experience in the mining industry. He brings extensive financial, compliance, and internal audit expertise along with a wealth of experience in business acquisitions, and corporate governance that was built over a more than 23-year career with Barrick Gold Corporation, one of the largest gold mining companies in the world.

Mr. Falzon is also a Director of Acacia Mining PLC. and was previously a Director and Audit Committee chair of a number of publicly listed gold mining companies. As a former Director of Aurizon Mines, Mr. Falzon was a member of the Special Committees that led a CEO search and the response to a hostile takeover bid, followed by the oversight of the successful sale to Hecla Mining in 2013.

During his long career at Barrick Gold, Mr. Falzon held increasingly senior positions, including Vice President and Controller where he led all financial reporting and planning activities and played a key role in business acquisitions, integrations, financing and mine development activities. In his latest executive role before retirement, as Vice President Planning and Compliance, he successfully established and managed Barrick Gold’s compliance and internal audit functions.

Mr. Falzon was an active member of the Canadian Institute of Mining, Metallurgy and Petroleum (CIM) production cost reporting committee. He has been an active participant in a number of important industry working groups: advisory panel member for extractive activities of the International Accounting Standards Board (IASB), and member of the Security and Exchange Commission (SEC) mineral reserves and mining industry working groups.

Mr. Falzon is a Chartered Professional Accountant (CPA, CA, and CGA (Canada)) with a Bachelor of Commerce from the University of Toronto.


Mr. Feldman was elected to the Board of Detour Gold in December 2018.

Mr. Feldman has more than 29 years of experience in advisory, investing and operating businesses in a range of industries including precious metals, agriculture, infrastructure and real estate.

Mr. Feldman is the co-founder and CEO of Gold Bullion International, LLC, a leading physical precious metals asset management company which provides the physical precious metals platform for Merrill Lynch, UBS and various other prominent international wealth managers and banks.

Additionally, Mr. Feldman is the co-founder and Chairman of Goldcrest Farm Trust Advisors, which advises a private farmland REIT that focuses on row crops in the United States and is currently funded with more than US$300 million from major Canadian pension funds.

Earlier in his career, Mr. Feldman was a partner at Goldman Sachs where he co-founded and served as the global head and CIO of Goldman Sachs Infrastructure Partners, with over US$10 billion under management. He also co-founded AGCOA, the largest private farmland REIT in the United States, which was subsequently sold to a large Canadian pension fund.

Mr. Feldman holds a Bachelor of Science in Economics from the Wharton School of Business at the University of Pennsylvania and a J.D. from New York University Law School.


Ms. Kirk was appointed to the Board of Detour Gold in August 2018.

Ms. Kirk is recognized as one of Canada's leading strategic communications, public consultation and engagement specialists having provided expert advice to the public and private sectors on policy, planning, infrastructure and natural resource projects for nearly 30 years. Social license, better expressed as community acceptance, is a key area of Ms. Kirk’s expertise and experience.  She has successfully managed hundreds of high profile and often controversial consultation and engagement processes.

Ms. Kirk, through Kirk & Co., the firm she founded in 1996, has advised and led community engagement and environmental review processes for such diverse groups as CN Rail, Teck Resources, Vancouver Fraser Port Authority, the B.C. Ministry of Transportation and Infrastructure, Woodfibre LNG, and Indigenous peoples. Ms. Kirk has focussed on delivering economic, social and environmental benefits to communities and project proponents while also respecting timelines, budgets and corporate goals. 

As a recognized leader in her field by provincial and national organizations, she lectures on these topics at institutions and forums including universities, Canada’s Public-Private Partnerships Forum, and industry associations and others.

Prior to founding Kirk & Co., Ms. Kirk was Chief of Staff to the Honourable Gordon Campbell who became the Premier of British Columbia (2001-2011). During her term as Chief of Staff, she established decades-long relationships across political parties and with the senior public service. Her strategic advice is sought by many ministries, particularly those involved in natural resource and extractive industries.

Ms. Kirk holds a Bachelor of Arts (Economics and English) from Simon Fraser University.


Mr. Robison was elected to the Board of Detour Gold in December 2018.

Mr. Robison is a metallurgical engineer with 40 years of international experience in the mining industry. He is a former Fortune 500 executive with proven success in capital-intensive mining businesses. The hallmark of his leadership has consistently been to sustainably improve safety performance, profitability, talent development, work practices and organizational effectiveness.

Mr. Robison retired in 2016 after having served as Chief Operating Officer and Executive Vice President for Newmont Mining where he was responsible for 12 gold and copper mining operations and 22 expansion projects and new mines. He played a leading role in Newmont’s success by delivering a step-change improvement in its operational performance and growth prospects to now leads the gold sector in value creation as measured by cash flow, total shareholder returns and return on invested capital. His key accomplishments included lowering injury rates by more than 50 percent, improving costs by more than 20 percent and improving productivity by more than 30 percent.

Prior executive roles included Chief Operating Officer and Vice President Operations for Rio Tinto Minerals and Chief Operations Officer for U.S. Borax., a subsidiary of the Rio Tinto group. During his tenure at Rio Tinto Minerals, he was responsible for a global portfolio of borates and talc mines, processing and shipping facilities worldwide. Key accomplishments during his tenure include significant improvement to safety, profitability, and organizational effectiveness.

Before joining the industrial minerals sector, Mr. Robison held a variety of leadership roles including Vice President and General Manager of Mining and Concentrating for Kennecott Utah Copper, a division of Rio Tinto group, which operated the Bingham Canyon mine, one of the largest open pit copper mine in the world.

Mr. Robison holds a Bachelor of Science in Metallurgical Engineering from the University of Nevada, Mackay School of Mines. He also completed business leadership programs at the London Business School and safety training programs led by Dupont.


Mr. Simkus was elected to the Board of Detour Gold in December 2018.

Mr. Simkus is a Corporate Director with more than 40 years of international experience in the mining industry. He brings extensive knowledge in the field of engineering design, commissioning and operation of complex metal mines. His experience includes operating two of the world’s largest copper mines.

Mr. Simkus served as President and Chief Executive Officer of Compania Minera Antamina, which operates one of the world’s largest copper-zinc mines in Peru. During his tenure at Antamina, he successfully launched the operation from start-up to commercial production in record time while completing seven complex completion certificates required under the project financing plan. Prior to that he was President and General Manager of Highland Valley Copper, which operates the largest open pit copper-molybdenum mine in Canada. He profitably managed this low-grade operation, even during periods of record low metal prices.

Mr. Simkus worked at Cominco for nearly 20 years where he gained a strong reputation for being a metallurgical problem-solver. He held progressively more senior roles, including managing a number of Cominco’s mill and concentrator facilities worldwide.

Mr. Simkus holds a Bachelor of Applied Science degree in Mining Engineering and Mineral Processing from the University of Toronto. He has been a Fellow of the Australasian Institute of Mining and Metallurgy (AusIMM) since 1988. He is also a retired member of the Canadian Institute of Mining, Metallurgy and Petroleum.


Ms. Whittaker was elected to the Board of Detour Gold in December 2018 and served as Interim Chair of the Board from March through June 2019.

Ms. Whittaker is a seasoned capital markets lawyer with more than 30 years of experience. Her areas of expertise include domestic and international M&A, corporate finance transactions, regulatory compliance, corporate governance, and risk management.

Ms. Whittaker currently is a member of the board of the Canadian Mental Health Association Ontario Division, a non-profit charitable organization. As a former Director of Kirkland Lake Gold, she was Chair of the Special Committee in connection with the merger with Newmarket Gold and a member of the Special Committee in the acquisition of St. Andrew Goldfields.

Prior to her retirement in 2018, she was a Senior Partner at Norton Rose Fulbright, where she was a member of the Financial Institutions and Infrastructure, Mining and Commodities teams. Some of the notable transactions she has been involved with include representing Yamana Gold in connection with its joint acquisition with Agnico Eagle of Osisko for C$3.9 billion, ArcelorMittal in connection with its C$600 million joint takeover bid with Nunavut Iron Ore for Baffinland Iron Mines, and ArcelorMittal in the sale of a 15 per cent interest in its Québec iron ore operations for US$1.1 billion to a consortium.

Ms. Whittaker started her career at McCarthy Tetrault LLP where she became a Partner in 1993 focusing on M&A and corporate finance.

Ms. Whittaker has served as a member of the Ontario Security Commission’s Continuous Disclosure Advisory Committee. She has been a lecturer and instructor on Canadian business law at the University of Toronto. She holds a Bachelor of Arts (Hons.) and an LL.B. from Queen’s University.


Dr. Williams was elected to the Board of Detour Gold in December 2018 and served as Interim CEO from January through April 2019.

Dr. Williams is an economic geologist with more than 30 years of international experience in exploration and development of precious and base metals projects as well as oversight of mine operations. Most recently, he led the team that made the discovery of the Mina Chica zinc-oxide deposit in Peru.

Since 2013, he has provided consulting services to the mining industry with a focus on project (e)valuations, M&A analyses, risk analysis, project management, and permitting strategies. He recently served as the Interim CEO, COO, and Director of Zinc One Resources.

Dr. Williams is the former President and CEO of Orvana Minerals, where he brought two mines to commercial production and completed the permitting process for the Copperwood copper project in Michigan, USA. Prior to his appointment as CEO, he was Vice President Corporate Development and was instrumental in the evaluation and acquisition of Kinbauri Gold’s mining assets in Spain and the Copperwood project for Orvana Minerals.

He also served as Vice President for Phelps Dodge Exploration responsible for copper exploration programs in the Americas, which led to the discovery of the Haquira porphyry copper deposit in Peru, and worked on global M&A opportunities. Dr. Williams started his career in the oil and gas industry.

Dr. Williams holds a PhD in Economic Geology from the University of Arizona. He is a Certified Professional Geologist.