Matthew Manson, PhD

President, CEO and Director


Matt was appointed President and CEO of Marathon Gold in August 2019. He has over 25 years in mining exploration, project development, construction and operation. The Valentine Gold Project is the third mine development project he has been involved in.

Matt was previously the President and CEO of Stornoway Diamond Corporation where he led the C$947M project financing for the Renard Diamond Mine in north central Quebec and oversaw its successful construction and ramp-up.

In 2015, Matt was awarded the Viola Macmillan Award by the Prospectors and Developers Association of Canada, and in 2017 he was the Northern Miner Mining Person of the Year and the Ernst & Young Entrepreneur of the Year (Mining and Energy, Quebec). Matt is a graduate of the University of Edinburgh (B.Sc. Geophysics, 1987) and the University of Toronto (Ph.D. Geology, 1996).

Prior to Stornoway (and its predecessor companies), Matt was employed by Aber Diamond Corporation (subsequently Dominion Diamond Corporation) as Vice-President, Marketing, and thereafter Vice-President, Technical Services and Control, during which time he participated in the US$230m project financing for the Diavik Diamond Mine and oversaw Aber’s technical and marketing operations during Diavik’s construction, ramp-up and operation.

Julie Robertson

Chief Financial Officer


Julie was appointed CFO of Marathon Gold in March 2022. Prior to this position, Julie was Vice-President Finance and Capital Projects at Centerra Gold Inc., a mining company listed on the TSX and NYSE, with annual Revenue of $2B. Throughout her career, Julie has held a number of senior positions with Barrick Gold Corporation. She is a Canadian Certified Public Accountant with extensive experience in transformative leadership, external reporting, management reporting, planning and project management, and has an in depth understanding of IFRS and US GAAP.

Julie is the Finance Committee Chair (Volunteer) of Boost Child & Youth Advocacy (CYAC), a registered charity committed to eliminating child abuse and violence in the lives of children, youth, and their families. Ms. Robertson also serves on the board of QPM where she chairs the Governance and Nominating committee.

Julie holds a Bachelor of Arts (BA), Accounting and Finance from the University of Western Ontario and a Diploma of Accounting and Finance from Wilfrid Laurier University.

Tim Williams

Chief Operating Officer


Tim Williams was appointed Chief Operating Officer of Marathon in August 2020, with overall responsibility for the development, ramp-up and operation of the Valentine Gold Project. He is a professional engineer with over 25 years of experience in mine construction and operation. Between 2011 and 2016 he served as VP Operations for Rio Alto Mining Inc. and subsequently Tahoe Resources Inc., during which time he was responsible for the construction, ramp-up and successful operation of the La Arena Gold Mine in Peru and the construction of the nearby Shahuindo Gold Mine. La Arena and Shahuindo are currently operated by Pan American Silver Corporation.

Prior to Rio Alto, Tim served in a series of progressively more senior technical and project management roles including at the El Brocal and Marcona mines in Peru for mining contractor Stracon SAC, the Geita mine in Tanzania for AngloGold Ashanti, and the Leintster and McArthur River mines in Australia for Western Mining Corporation and Mount Isa Mines Limited, respectively. Most recently, Tim served as Executive Vice President and Chief Operating Officer for Rio2 Limited responsible for the development of the Fenix Gold Project in Chile.

Tim holds a Masters Degree in Mining Geomechanics, a Bachelors Degree in Mining and Economic Geology, and a Post Graduate Diploma in Mining, all from Curtin University, Western Australian School of Mines. He is a Fellow of the Australasian Institute of Mining and Metallurgy.

James Powell

VP Regulatory and Government Affairs


James Powell is a mining professional with over 20 years of technical and project management experience in mining, civil, geotechnical, and environmental engineering/sciences on a wide range of mining and industrial projects. James has a B.Sc. in Engineering (civil) from the University of New Brunswick in Fredericton, NB, and a Master of Engineering (M.Eng.) in Mining Engineering from McGill University in Montreal, QC. 

His experience includes over 16 years of consulting services to a variety of mining projects including gold, nickel, iron, copper/zinc, and industrial minerals, as well as over 4 years in senior management positions with Alderon Iron Ore Corp and Cap-Ex Iron Ore Corp. 

James’ work has been instrumental in developing and expanding mining projects throughout Newfoundland and Labrador. In addition, he has been a leader in mining industry advocacy through his many years of service as a (former) Director with Mining Industry NL and is currently the President/Chair of the NL Branch of the Canadian Institute of Mining, Metallurgy and Petroleum (CIM).

Marco Galego

VP, Finance & Controller


Marco Galego was appointed Vice President, Finance & Controller in June 2021. Mr. Galego is a Chartered Professional Accountant with significant experience in accounting, financial planning and treasury management. He started with Marathon in January 2020 in the role of Director, Controller & Treasurer and has been a key contributor to the Company’s success since that time.

Prior to joining the Company, he held progressively more senior roles in the accounting and finance departments of various mining companies, including Golden Star Resources Ltd. and Lundin Mining Corporation. Mr. Galego also serves as a Director for the Canadian Liver Foundation. He holds a Bachelor of Business Administration from Wilfred Laurier University and is a member of the Institute of Chartered Accountants of Ontario.

Paolo Toscano

VP, Projects


Mr. Toscano is a professional engineer with over 25 years of experience in project management, process engineering, and mine design and operations. Mr. Toscano joined Marathon in September 2020. Previously, Mr. Toscano has been employed by Alamos Gold Inc. as Director of Projects. In this capacity he has had overall responsibility for the development of the Lynn Lake Gold Project in Manitoba, in addition to providing project-level management and engineering support to the Island Gold Mine and the Young-Davidson Gold Mine, both in Ontario.

Between 2014 and 2016 Mr. Toscano was employed by Ausenco Engineering as Director, Technical Solutions responsible for management of the Toronto-based Ausenco engineering team and office. Between 2012 and 2014 he served as Director, Engineering for Rainy River Resources Ltd. and then subsequently New Gold Inc., with responsibility for plant site and process engineering at the Rainy River Gold Project in Fort Frances, Ontario. Between 2005 and 2012, Mr. Toscano was employed by SNC Lavalin Inc. in Toronto, as Director, Process, during which time he was involved in multiple Canadian and International mining projects across a range of commodities.

Mr. Toscano holds a Master of Applied Science (Material Sciences) from the University of Toronto (2001) and a Bachelor of Engineering (Metallurgy) from McGill University (1995). He is a registered Professional Engineer in Ontario.

David Ross

VP, Geology and Exploration


David is a professional geoscientist with over 25 years of industry experience. Prior to joining Marathon, he held the role of Senior Manager, Resource Estimation at Endeavour Mining plc., and its predecessor company Teranga Gold Corporation. During his tenure at Endeavour and Teranga, David focused on Birimian orogenic gold mineralization at various operating mines and advanced exploration projects throughout West Africa.

Prior to Teranga, David served as Director, Geological Services at Roscoe Postle Associates for 15 years, specializing in Mineral Resource estimation and project evaluation. David is also the author or co-author of more than fifty NI-43-101 technical reports in the mineral resource sector. David is a graduate of Carleton University (B.Sc.) and Queen’s University (M.Sc.) and recipient of the David Money Memorial Award, presented each year to the top student in the Masters Mineral Exploration Program at Queen’s University.

Anne Marie Waterman

VP, Human Resources


Prior to joining Marathon, Anne-Marie was employed with Vale where she gained over 16 years of experience in human resources management within a diverse work environment, including leadership roles in both operational and project settings. Anne Marie received a diploma in Business Management, Human Resources Management from the College of North Atlantic and continued to further her education at Memorial University of Newfoundland.

Anne-Marie brings focus on strengthening the organizational values and culture that support a diverse and inclusive workplace through open communication and leading by example. She embraces change which is the core of building a dynamic and inclusive organization from the grassroots.  

Mary Hatherly

Manager, Stakeholder Engagement


Mary Hatherly joined Marathon Gold as the Manager of Stakeholder Engagement in October 2019.  She is a lawyer who has worked for over 30 years in the area of stakeholder and Indigenous relations in both the public and private sectors. Prior to joining Marathon Gold, she was employed as a sustainability advisor to Equinor Canada and has previously worked in hydropower (Nalcor Energy, Hydro One) and the mining sector (Alderon Iron Ore Corp, Baffinland Iron Mines). Through her 10-year association with the International Centre for Hydropower (Trondheim, Norway), she has regularly lectured on stakeholder engagement, Indigenous rights and conflict resolution in Norway, Asia and Central America.

Mary holds a Bachelor of Laws from Dalhousie University and a Master of Laws from Osgoode Hall, York University. She is a member of the Law Society of Newfoundland and Labrador.

Amanda Mallough

Manager, Investor Relations


Amanda Mallough joined Marathon in April 2020 as Senior Associate, Investor Relations and Corporate Communications. Before joining Marathon, Amanda worked at New Gold Inc, a publicly listed intermediate gold producer in various capacities; initially supporting senior executives in the Investor Relations, Corporate Development field and most recently as Associate, Investor Relations from 2015-2020.

Amanda is a member of the Canadian Institute Investor Relations (CIRI) and is currently enrolled in their executive program at Rotman School of Management to obtain her Certified Professional, Investor Relations designation. Amanda attended Dalhousie University where she studied Business Management with a focus on Marketing.

Nicholas Capps

Manager of Exploration


Nic is an experienced exploration geologist and is acutely knowledgeable of the Valentine Gold Camp. While completing a B.Sc. Honours degree in Earth Sciences from Memorial University in St. John’s, Newfoundland, Nic also produced an Honours thesis based on the Leprechaun Gold Deposit’s alteration and mineralization.

Upon graduation in 2011, Mr. Capps joined the Marathon Gold team as an exploration geologist. He has been with the company ever since, being promoted to Project Manager in 2017 and Manager of Exploration in early 2021. As Manager of Exploration, Nic has overseen the growth of Marathon’s flagship project from a grassroots exploration camp to the advanced, multi-deposit gold camp seen today.

In addition to his work with Marathon, he volunteers with the local engineering and geosciences association (PEGNL) and spends time advocating for geosciences in the province of Newfoundland and Labrador.

Robert Janes

Construction Manager


Robert is a construction specialist with over 25 years of experience in the construction management field; Planning, organizing, directing, controlling, and evaluating construction projects from start to finish according to schedule, specifications and budget. Some key components consist of, assisting with detailed engineering, site infrastructure, mine design and development/operations. 

Robert joined Marathon in June 2021. Prior to joining Marathon Gold Mr. Janes served as Construction Manager at Peace River Hydro Partners where he was responsible for Major Earth Works/Dam Construction. In this capacity he was responsible to oversee all bulk/detailed earthworks, managed bulk, and detailed excavation, construction of all cofferdams upstream/downstream of permanent dam structure.  

As Area Construction Manager for SNC Lavalin Muskrat Falls Lower Churchill Project as well as Construction Manager for Fluor Canada Limited Mr. Janes was responsible for Infrastructure/Heavy Civil, supervising and coordinating all on site Heavy Civil and Infrastructure Work, Crushing and Quarrying Activities, including Drilling and Blasting and Aggregate Management for Construction, managing all activities for Offsite Infrastructure Development, set up and operation of Onsite Concrete Batch Plant, construction of Tailings Pond Dams, including Grouting Operations, and Temporary Water/Sewage Treatment Facility Installation, set up of temporary and permanent 300 to 1500 man camp and utilities. 

Robert leads by example and brings strength in Safety, cultural recognition, a strong work ethic, encouraging an open and inclusive work site and awareness of the Environment.