Senior Management

Senior Management

Jason Grace

Mr Jason Grace

Chief Operating Officer
Appointed 23 Sep 2019

Qualifications: B.AppSc (Geo), B.Sc (Hons), MMinEng, MEnt (Exec)

Mr Grace is an experienced mining professional with industry experience spanning Australia and the AsiaPacific region and ranging across multiple disciplines including general and operational management, technical leadership, business improvement, mineral resource evaluation, mine planning and mine geology.

He was most recently Executive General Manager – Iron Ore for diversified mining services group Mineral Resources Ltd, where he managed the group’s Australian iron ore business. Prior to that, he was Senior Director, Asia Pacific Iron Ore and Senior Director, Technical Services for Cliffs Asia Pacific Iron Ore, where he led and managed all elements of the Asia Pacific Iron ore business segment for USA-based Cleveland Cliffs Inc. Before joining Cleveland Cliffs, Mr Grace enjoyed a 13-year career with Newcrest Mining Ltd holding a range of senior managerial and operational positions.

Mr Grace’s qualifications include a Bachelor of Applied Science (Geology) from Queensland University of Technology, a Bachelor of Science (Honours) from James Cook University and a Master of Mining Engineering from the University of New South Wales.

Mr Matthew Fitzgerald

Chief Financial Officer and Company Secretary
Appointed 1 Jan 2011

Qualifications: B.Com, CA

Mr Fitzgerald is a chartered accountant with extensive experience in the resources industry. He began his career in the Assurance & Advisory division of KPMG, before joining ASX listed Kimberley Diamond Company NL in 2003, where he held the position of Chief Financial Officer and Director until July 2008.

Mr Fitzgerald is also the Chairman of the Company’s 85% owned TSX Venture Exchange listed subsidiary, Sandfire Resources America Inc. (TSX-V: SFR). Sandfire Resources America Inc. is permitting the 100% owned and leased Black Butte Copper Project in Montana, USA.

Ms Victoria Twiss

Head of Legal and Procurement and General Counsel
Appointed 24 Aug 2011

Qualifications: LLB/B.Com, MBA, Grad Dip (Corporate Resources and Administration)

Ms Twiss is a practising lawyer with over 16 years’ experience in the resource sector with a focus on the development and operation of mining and infrastructure projects. Ms Twiss joined Sandfire in 2011 during the construction of the DeGrussa CopperGold Mine and was recently promoted to Head of Legal and Procurement and General Counsel. Prior to joining Sandfire, Ms Twiss worked in corporate services and commercial roles for other resource companies, as we all as spending a number of years working in the UK.

Mr Shannan Bamforth

General Manager Geology
Appointed 20 Apr 2010

Qualifications: B.Sc (Geo)

Mr Bamforth is a geologist with over 20 years’ experience in the resources industry with a focus on base metals, gold and coal. He has worked in exploration and operational roles in Australia, Africa, China and Indonesia. Prior to joining Sandfire in 2010, Mr Bamforth held various senior positions with a variety of companies including Regent Pacific Group, St Barbara Mines, AngloGold Ashanti, and Acacia Resources. He is a member of The Australian Institute of Mining and Metallurgy.

Ms Samantha Masters

Head of Health, Safety, Environment & Communities (HSEC)
Appointed 23 Oct 2017

Qualifications: Post Grad OHS

Ms Masters has over 18 years’ experience in the mining industry, commencing her career as an underground operator and then completing tertiary qualifications in Occupational Health and Safety. Ms Masters has developed and been recognised for her ability to navigate unknown business environments and ensure adherence to health and safety requirements. She has held several senior management roles in mining companies in a health and safety capacity. She first joined Sandfire in 2014, and after a brief period working elsewhere, re-joined Sandfire in 2017.

Mr Julian Hanna

Director of Growth and External Affairs – EMEA
Appointed 1 Nov 2019

Qualifications: B.Sc (Geology)


Mr Hanna is a geologist with over 35 years’ experience in exploration, project development, mining, corporate activities and project funding with a number of Australian gold, nickel and copper mining companies. From 2000, Mr Hanna was co-founder and Managing Director of Western Areas Ltd for 12 years during the period it grew from a junior explorer to become a >$1B underground nickel mining company. Mr Hanna then joined MOD Resources Ltd as Managing Director to oversee the acquisition and early exploration success along the highly prospective Kalahari Copper Project in Botswana. He joined Sandfire following its acquisition of MOD Resources Ltd in October 2019.