Meet our team
Leadership Team

Erin Bledsoe
Manager Regulatory & Compliance
Melanie Chad
People & Culture Manager

Tim Cochrane
General Manager, Access & Approvals

Lindsey Coleborne
Manager Communications & Sustainability
Amanda Delaney
Executive Advisor, Government Relations & External Affairs
Peter Dingle
Contracts & Procurement Manager

Renet du Plessis
General Manager Finance & Business Services
David Green
Group Manager, Corporate & Commercial Development

Charlie Osborne
Manager Financial Planning & Analysis

Richard Quinn
General Manager, Digital

Lara Reiher
Organisational Development Manager

Matthew Ruttley
General Manager Projects
Board of Directors
Jhoon Soo Jho
Director
Mr Jhoon Soo Jho was appointed Chair of the Senex Board in 2022.
He is the Executive Vice President of the Exploration & Production (E&P) Business Division for POSCO INTERNATIONAL Corporation based in Seoul, Republ...
Mr Jhoon Soo Jho was appointed Chair of the Senex Board in 2022.
He is the Executive Vice President of the Exploration & Production (E&P) Business Division for POSCO INTERNATIONAL Corporation based in Seoul, Republic of Korea.
Since joining the POSCO INTERNATIONAL Corporation in 2001 as leader of the Energy Development Team, he has held various positions including Vice President of the Gas and Coal Chemistry Division, and Vice President of the Petroleum Production Division.
Prior to POSCO INTERNATIONAL Corporation, he was a Petroleum Geologist at Korea National Oil Company (KNOC) where he was involved in exploration projects in Southeast Asian and North African countries.
Choong Sup Byun
Director
Mr Choong Sup Byun was appointed Director in 2022.
He is the Managing Director of POSCO International Australia Holdings at POSCO International Corporation.
He has been responsible for POSCO International Corpo...
Mr Choong Sup Byun was appointed Director in 2022.
He is the Managing Director of POSCO International Australia Holdings at POSCO International Corporation.
He has been responsible for POSCO International Corporation’s business expansion in Australia, including procurement and investment of steel raw materials, minerals for battery materials, grains and energy business development such as natural gas, CCS and hydrogen for the POSCO Group’s Green Steel Vision.
Prior to this, he was at Daewoo Corporation leading cotton and textile processing and expanding the of supply grain to Korean and Asian markets.
Stuart Richard Johnston
Director
Mr Stuart Johnston was appointed Director in 2022.
He is the Chief Executive Officer of Hancock Energy Corporation and has over 30 years’ experience in international and Australian natural resources, energy and infra...
Mr Stuart Johnston was appointed Director in 2022.
He is the Chief Executive Officer of Hancock Energy Corporation and has over 30 years’ experience in international and Australian natural resources, energy and infrastructure businesses.
Prior to Hancock Energy Corporation, he was CEO of Squadron Energy and DBP Transmission, owner and operator of the Dampier to Bunbury Natural Gas Pipeline.
He was also the Vice President Strategy, Portfolio & Planning with Shell Upstream International in the Hague. He spent 20 years with Shell working in Australia, the Netherlands, the USA, the UK and throughout Asia, involved with pipeline operations, offshore construction, LNG, energy pricing, M&A and business development.
He holds a Bachelor of Engineering degree from the University of Nottingham and MBA from the London Business School.
Tadeusz Jozef Watroba
Director
Mr Tadeusz Jozef Watroba was appointed Director in 2022.
He is the Executive Director of Hancock Prospecting Pty Ltd and has overseen all mining operations for over 20 years in iron ore, manganese, gold, brown and bl...
Mr Tadeusz Jozef Watroba was appointed Director in 2022.
He is the Executive Director of Hancock Prospecting Pty Ltd and has overseen all mining operations for over 20 years in iron ore, manganese, gold, brown and black coal, oil shale, copper, zinc and lead.
He has more than 40 years’ experience in mining including mining operations, exploration, project evaluation and development, as well as corporate affairs and investments.
Ian Rutherford Plimer
Director
Mr Ian Rutherford was appointed Director in 2022.
He is a director of Hancock Prospecting Pty Ltd and has been a director for numerous ASX-, TSX- and AIM-listed minerals, oil and gas companies.
He is an Emeritus...
Mr Ian Rutherford was appointed Director in 2022.
He is a director of Hancock Prospecting Pty Ltd and has been a director for numerous ASX-, TSX- and AIM-listed minerals, oil and gas companies.
He is an Emeritus Professor of earth sciences at The University of Melbourne having had Chairs at Melbourne, Munich, Newcastle and Adelaide.