Leigh R. Curyer

Leigh R. Curyer

Chief Executive Officer and Director

Mr. Curyer has over 20 years experience in the resources and corporate sector. Mr. Curyer is the founder, President & Chief Executive Officer of NexGen Energy Ltd. and was previously the Chief Financial Officer and head of corporate development of Southern Cross Resources (now Uranium One). In addition, for three years Mr. Curyer was Head of Corporate Development for Accord Nuclear Resource Management assessing uranium projects worldwide for First Reserve Corporation, a global energy -- focused private equity and infrastructure investment firm.

Mr. Curyer's uranium project assessment experience has been focused on assets located in Canada, Australia, USA, Africa, Central Asia and Europe, incorporating operating mines, advanced development projects and exploration prospects. While Chief Financial Officer of Southern Cross Resources (now Uranium One), Mr. Curyer managed the exploration, permitting and feasibility study of the Honeymoon Uranium Project in South Australia, ensuring full compliance with NI43-101 reporting. Mr Curyer has raised over $500 million of equity in North America, US, Europe and Australia.

Mr. Curyer is a member of the Institute of Chartered Accountants Australia.

Travis G. McPherson

Travis G. McPherson

Senior Vice President, Corporate Development

Mr. McPherson has worked in the global mining sector across a variety of commodities and jurisdictions for 10 years. Mr. McPherson joined NexGen Energy in early 2014 and is currently Vice President Corporate Development at NexGen Energy where he has been an integral part of raising $300 million for the Company to date. Prior to NexGen, Mr. McPherson was head of Corporate Development for a TSX-listed gold producer and developer where he was involved in a variety of corporate mandates including corporate strategy and budgeting, M&A, as well as mine permitting, feasibility, financing across the capital structure and construction. Mr. McPherson began his career in the natural resources group of an independent boutique Canadian investment bank.

He holds a Bachelor of Commerce degree from the Sauder School of Business at the University of British Columbia.

Gillian A. McCombie

Gillian A. McCombie

Vice-President, Human Resources

Gillian McCombie is a senior strategic Human Resources professional with over 24 years of experience in both the mining and telecom industries. Ms. McCombie started her career in the mining industry with Placer Dome Inc. During her time at Placer she worked across six different countries at the operational, corporate and international levels. Ms. McCombie has expertise in succession planning, executive compensation; talent management, strategic recruiting, employee engagement, policies and procedures and international service. During her time in telecom Ms. McCombie worked for TELUS, where she helped build the national engagement strategy and provided strategic HR support to two key business units - Client Experience and Small & Medium Business. Most recently, Ms.McCombie spent seven years with Capstone Mining Corp where she was responsible for the overall strategic HR function for the organization.

Ms. McCombie holds a Bachelor of Arts in English from the University of British Columbia and currently sits on the board of the Vancouver International Marathon Society (VIMS).

Tony George

Tony George, P.Eng

Chief Project Officer

Mr. George is a mining engineer with over 35 years of experience in operations, project management and construction. Mr. George is currently the Chief Project Officer at NexGen Energy Ltd.

Mr. George commenced his career with De Beers in South Africa and Namibia. In 1993, he came to Canada and has held senior positions at the Iron Ore Company of Canada in Labrador; Aura Minerals, working on projects in South America; as a lead consultant working on many international projects with Rescan Engineering and MRDI (AMEC). At De Beers Canada he was the mine general manager on the team that brought the Victor open pit diamond project through feasibility, engineering and construction; and Vice President Project Development at Lucara Diamond Corp, where he was responsible for taking the Karowe Mine in Botswana from feasibility study, though engineering and construction, into operations. Tony was Vice President Project Development at Lundin Gold where he was responsible for all aspects of the feasibility study for the advancement and development of the Fruta del Norte project in Ecuador.

Prior to joining NexGen, Tony served as Vice President Project Execution with Victoria Gold Corp. where he oversaw the Eagle Mine through detailed engineering and construction which was successfully completed ahead of schedule and on budget on June 2019.

Troy Boisjoli

Troy Boisjoli, BSC

Vice President, Operations & Project Development

Troy Boisjoli is the Vice President Operations and Project Development for NexGen Energy Ltd. He holds a Bachelor of Science in Geology from St. Norbert College, De Pere Wisconsin, as well as a geoscience license with the Association of Professional Engineers and Geoscientists of Saskatchewan.

Mr. Boisjoli has over a decade of experience in uranium exploration, operations, mining and mineral resource estimation in the Athabasca Basin, Saskatchewan. Prior to joining NexGen Energy in 2016, he worked as the Chief Geologist at the underground Eagle Point Uranium mine for Cameco Corporation, where he lead a team that increased the mineral resources threefold while reducing drilling and discovery costs. In addition, while at Eagle Point he lead a team that implemented innovative processes that lead to improved grade control, production reconciliation and short range and life of mine planning.

Arthur Lieu

Arthur Lieu, MSc, PEng

Vice President, Processing & Metallurgy

Arthur Lieu has close to two decades of hydrometallurgical processing and tailings management experience in the uranium mining sector. Prior to joining NexGen, the majority of his career was at Cameco Corporation where he began as Metallurgist at Cameco Key Lake Operations, proceeding to Chief Metallurgist at Cameco Rabbit Lake Operation and ORANO McClean Lake Operation. During his tenure at Rabbit Lake, Mr. Lieu led his team to transform the mill process from intermittent to continuous operation which in turn generated significant per annum revenue and improved treated effluent quality for the mine.

Mr. Lieu holds a Bachelor of Science degree in Chemical Engineering and a Master of Science degree in Geochemistry, with a focus on source-term characteristic of uranium waste rock piles at Cameco Key Lake uranium mine. Mr. Lieu is also trained in Lean Six Sigma Black Belt process improvement and optimization.

Mr. Lieu is a registered Professional Engineer (P. Eng) with the Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS).

Adam Engdahl

Adam Engdahl, BSC

Senior Project Manager, Operations and Project Development

Adam Engdahl has a decade of exploration and project development experience, including community initiatives within the mining sector. Prior to joining NexGen in 2014 Mr. Engdahl was employed by Claude Resources Inc. where he played an integral role in the initial expansion and delineation of the Santoy Gap gold deposit for what is now SSR Mining’s richest gold deposit located in Saskatchewan.

Early on in his career, Mr. Engdahl also managed exploration programs for Search Minerals Inc. where, in 2011, his team was awarded the Explorer/Prospector of the Year Award for Newfoundland and Labrador, by the Canadian Institute of Mining, Metallurgy and Petroleum, Newfoundland and Labrador Branch.

Mr. Engdahl currently manages the Community Relations Initiatives and also Camp Operations at the Rook I site for NexGen. Mr. Engdahl was born and continues to reside in Saskatoon, Saskatchewan and has spent his entire adult life in Saskatchewan’s North whether fishing, camping or working in that area. Mr. Engdahl is a graduate in geology from the University of Saskatchewan.

Harp Gosal

Harp Gosal, BBA

Manager, Investor Relations

After spending a decade working with global brands on marketing and communication initiatives Harp Gosal joined NexGen as the Manager of Investor Relations in June of 2018. Prior to joining NexGen, Ms. Gosal was with Deans Knight Capital Management engaged in Client Relations and Communications.

Ms. Gosal holds her Bachelor’s of Business Administration in Marketing and Communications from Capilano University.