Our Senior Management team is designed to focus on the strength of proven leaders. Each member has a diverse and complementary deep experience in mining operations, development, and finance.
Frazer BourchierPresident, Chief Executive Officer and Director
Mr. Bourchier is a registered professional engineer with over 33 years of domestic and international experience in the mining industry. His breadth of experience includes both operational field management and executive corporate oversight leadership. His public company and inter-company Board governance experience is further complemented by his McMaster University accredited Chartered Director Certification. Mr. Bourchier was previously President, CEO and a director of Harte Gold Corp. from late 2020 to early 2022 and Chief Operating Officer of Detour Gold for two years from 2018 to 2019. For six years from 2012 to 2017, Mr. Bourchier held the role of Chief Operating Officer at Nevsun Resources. Preceding this successful tenure, Mr. Bourchier was an operational Executive for two years at Wheaton Precious Metals (formerly Silver Wheaton). For the first 16 years of his career, he worked at Placer Dome (subsequently Barrick Gold) where he held positions of increasing responsibility concluding as Mining Manager and then General Manager at the Porgera open pit gold mine in PNG. He has Bachelor’s and Master’s degrees in Applied Science and Engineering from the University of Toronto. Mr. Bourchier also serves on the board of Treasury Metals since August 2020.
Nick DwyerChief Financial Officer
Nick Dwyer has over 10 years of management, accounting and corporate finance experience across North America, Australia, Europe and Africa. Mr. Dwyer holds a Bachelor of Commerce degree from the University of Western Australia and is qualified as a Chartered Accountant (Australia). Prior to joining Mandalay, Mr. Dwyer served as Head of Corporate Accounting at African Minerals in London, UK, where he assisted with a $1.5 billion foreign investment transaction. Mr. Dwyer also has banking experience from the RBS Banking Group.
Ryan AusterberryChief Operating Officer
Ryan Austerberry (MAusIMM CP) has over 18 years experience in the resource industry, predominantly in technical roles and project management. Mr. Austerberry has worked with Mandalay since 2009, and prior to becoming General Manager of Costerfield, Mr. Austerberry was General Manager of Björkdal, and was Corporate Manager of Technical Services. Mr. Austerberry holds a Bachelor of Applied Science Degree from the Royal Melbourne Institute of Technology, a Graduate Diploma in Mining from the University of Ballarat, an MBA from the Australian Institute of Business, and is a Graduate of the Australian Institute of Company Directors Course. Mr. Austerberry sits on the board of Equus Mining as the Mandalay appointed director.
Chris DavisVice President, Operational Geology & Exploration
Chris Davis holds a BSc (Degree with honours in Earth Sciences) from the University of Melbourne and is a Charted Professional of the Australian Institute of Mining and Metallurgy (MAusIMM CP(Geo)). Having spent 15 years working with narrow vein gold and polymetallic deposits in Australia and Europe, he is a Qualified Person as defined by NI 43 101 and JORC. Chris has managed departments across Mining, Resource Development and Exploration.
Adam SelfGeneral Manager, Costerfield
Adam Self has over 25 years experience in the resources industry, predominantly in underground production roles. Mr. Self commenced his career as an underground operator across operations in Western Australia and Queensland before locating to BHP Billiton’s Cannington mine, quickly advancing to a supervisor role and continuing to progress though roles in Business Improvement (Six Sigma Green Belt) and Technical Services to become a senior engineer. Mr. Self was a leader of Emergency Response Team, attaining a Certificate 4 in Public Safety (Leadership), and Certificate 3 Mine Emergency Response and Rescue. Mr. Self has been with Mandalay’s Costerfield operation since 2018, originally as Technical Services Superintendent, and since 2019 in the role of Mine Manager.
Gunnar RådbergGeneral Manager, Björkdal
Gunnar Rådberg holds a M.Sc.Eng and a Lic.Eng in Mining Engineering from Luleå University of Technology. He has over 25 years’ experience of mining and has worked for all major mining companies in Sweden such as, Boliden, LKAB and Lundin Mining. He has been in operational management positions as well as manager of Environment, Health & Safety, for the past 20 years.