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OUR
PEOPLE

When you work with Measured Group, you're supported by specialists with extensive, global experience across the entire mining value chain, from greenfield exploration to mining optimisation studies, tenement management to corporate advisory.

Our team of mining and geotechnical engineers, specialist technicians and consultants, geologists, resource professionals, data scientists, tenement management specialists and more dig deep, working with every level of your business to ensure you get more.

With hands-on experience and knowhow across the entire mining cycle, every solution we offer is practical and effective, designed to meet not only external obligations but also your internal production requirements.

We assemble specialist teams tailored to your unique needs – experienced in all aspects of the exploration and mining process – to support you and comprehensively solve your unique challenges.

Scroll down to find out more about some of our key people or click the button below to find out how they can help you get more from your mine:


OUR SERVICES

When you work with Measured Group, you're supported by specialists with extensive, global experience across the entire mining value chain, from greenfield exploration to mining optimisation studies, tenement management to corporate advisory.

Our team of mining and geotechnical engineers, specialist technicians and consultants, geologists, resource professionals, data scientists, tenement management specialists and more dig deep, working with every level of your business to ensure you get more.

With hands-on experience and knowhow across the entire mining cycle, every solution we offer is practical and effective, designed to meet not only external obligations but also your internal production requirements.

We assemble specialist teams tailored to your unique needs – experienced in all aspects of the exploration and mining process – to support you and comprehensively solve your unique challenges.

Scroll down to find out more about some of our key people or click the button below to find out how they can help you get more from your mine:


OUR SERVICES

OUR DIRECTORS

Directors / Management


JAMES KNOWLES
Principal Geologist / Technical Director

James is a geologist with over 20 years mining industry experience who specialises in corporate strategy, technical management and resource evaluation. James is passionate in his view that to release the true value of any resource, it must be well explored, interpreted and modelled, with both strengths and weaknesses understood and effectively communicated to stakeholders. He is comfortable working across disciplines to achieve clear understanding of geological inputs into project development and mining activities. James’ technical expertise includes exploration, project development and mine operations support, technical audits, due diligence, resource estimation and reporting. His technical experience covers a broad range of projects, geological settings and commodities including coal, bentonite and oil shale mines and projects in Australia, Colombia and Indonesia. James is proficient in a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

Phone James 0428 886 502

Email James


LYON BARRETT
Principal Geologist / Director

Lyon is a resource geologist with over 20 years mining industry experience, with a strong understanding of the link between reliable exploration data, geology interpretation and models, mine planning and, ultimately, financial valuations and assessments. Lyon’s technical expertise includes resource evaluation, estimation and reporting, technical audits, due diligence, and database design, development and management. His technical experience covers a broad range of projects, geological settings and commodities. These include coal, iron sands, gold, iron ore and nickel laterite mines and projects in Australia, South Africa, Indonesia, New Zealand, USA and South America, Russia and Iran. Lyon is an expert user of a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

View Lyon's LinkedIn page


TOBY PRIOR
Principal Geologist / Director

Toby is a resource geologist with over 21 years mining industry experience who specialises in finding efficient and workable solutions to model complex geology, driving target generation, optimum resource assessment and delivering reliable outputs for mine planning and evaluations. He draws from an excellent skill set that includes exploration strategy, design and management, mining software development, geology and feasibility studies, resource estimation and reporting. Toby’s technical expertise also includes technical audits, due diligence and expert witness reporting and his technical experience covers a broad range of projects, geological settings and commodities. These include coal, nickel laterite and oil shale mines and projects in Australia, New Zealand and Indonesia. Toby is an expert user of a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

View Toby's LinkedIn page


PETER DUMBRILL
General Manager

Peter is an accomplished geologist and senior leader working within resource and engineering consulting roles. As a qualified and experienced project manager, he specialises in program planning and execution, founded on his skills in both technical and practical implementation. A trusted geologist and valued project representative, Peter prioritises implementing project efficiencies, ensuring exploration safety and proactive subcontractor management. Peter displays a balance of technical advice and strategic project management, underpinned by strong leadership skills to deliver on project objectives.

View Peter's LinkedIn page


SEAN DIXON
Principal Geologist / Head of Geology & Resource Estimation

Sean is a highly skilled geologist, with over twenty years of experience across a broad range of coal projects in the Bowen, Sydney, Surat, and Clarence-Moreton Basins and in Moatize, Mozambique. Sean’s roles to date have included mine and exploration geology, exploration planning and management, geological modelling, resource estimation, coal quality scheduling and mine production planning, as well as the management of technical services and geology departments for several reputable coal organisations.

View Sean's LinkedIn page


KIRK HENDERSON
Head of Field Services

View Kirk's LinkedIn page


Natasha Hill
Head of Corporate Services & Finance

Natasha leads Measured Group’s Corporate Services & Finance team, overseeing financial performance, governance, people operations, and business support. She works closely with the Executive and operational teams to drive clarity, improve processes, and strengthen the Group’s commercial and organisational capability. Natasha is known for her practical, people-centred approach and commitment to building a connected and high-performing workplace.

Directors / Management


JAMES KNOWLES
Principal Geologist / Technical Director

James is a geologist with over 20 years mining industry experience who specialises in corporate strategy, technical management and resource evaluation. James is passionate in his view that to release the true value of any resource, it must be well explored, interpreted and modelled, with both strengths and weaknesses understood and effectively communicated to stakeholders. He is comfortable working across disciplines to achieve clear understanding of geological inputs into project development and mining activities. James’ technical expertise includes exploration, project development and mine operations support, technical audits, due diligence, resource estimation and reporting. His technical experience covers a broad range of projects, geological settings and commodities including coal, bentonite and oil shale mines and projects in Australia, Colombia and Indonesia. James is proficient in a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

Phone James 0428 886 502

Email James



LYON BARRETT
Principal Geologist / Director

Lyon is a resource geologist with over 20 years mining industry experience, with a strong understanding of the link between reliable exploration data, geology interpretation and models, mine planning and, ultimately, financial valuations and assessments. Lyon’s technical expertise includes resource evaluation, estimation and reporting, technical audits, due diligence, and database design, development and management. His technical experience covers a broad range of projects, geological settings and commodities. These include coal, iron sands, gold, iron ore and nickel laterite mines and projects in Australia, South Africa, Indonesia, New Zealand, USA and South America, Russia and Iran. Lyon is an expert user of a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

View Lyon's LinkedIn page


TOBY PRIOR
Principal Geologist / Director

Toby is a resource geologist with over 21 years mining industry experience who specialises in finding efficient and workable solutions to model complex geology, driving target generation, optimum resource assessment and delivering reliable outputs for mine planning and evaluations. He draws from an excellent skill set that includes exploration strategy, design and management, mining software development, geology and feasibility studies, resource estimation and reporting. Toby’s technical expertise also includes technical audits, due diligence and expert witness reporting and his technical experience covers a broad range of projects, geological settings and commodities. These include coal, nickel laterite and oil shale mines and projects in Australia, New Zealand and Indonesia. Toby is an expert user of a range of modelling software packages and is a Competent Person for the purposes of JORC resource estimation and reporting.

View Toby's LinkedIn page


PETER DUMBRILL
General Manager

Peter is an accomplished geologist and senior leader working within resource and engineering consulting roles. As a qualified and experienced project manager, he specialises in program planning and execution, founded on his skills in both technical and practical implementation. A trusted geologist and valued project representative, Peter prioritises implementing project efficiencies, ensuring exploration safety and proactive subcontractor management. Peter displays a balance of technical advice and strategic project management, underpinned by strong leadership skills to deliver on project objectives.

View Peter's LinkedIn page


SEAN DIXON
Principal Geologist / Head of Geology & Resource Estimation

Sean is a highly skilled geologist, with over twenty years of experience across a broad range of coal projects in the Bowen, Sydney, Surat, and Clarence-Moreton Basins and in Moatize, Mozambique. Sean’s roles to date have included mine and exploration geology, exploration planning and management, geological modelling, resource estimation, coal quality scheduling and mine production planning, as well as the management of technical services and geology departments for several reputable coal organisations.

View Sean's LinkedIn page


KIRK HENDERSON
Head of Field Services

View Kirk's LinkedIn page


NATASHA HILL
Head of Corporate Services & Finance

Natasha leads Measured Group’s Corporate Services & Finance team, overseeing financial performance, governance, people operations, and business support. She works closely with the Executive and operational teams to drive clarity, improve processes, and strengthen the Group’s commercial and organisational capability. Natasha is known for her practical, people-centred approach and commitment to building a connected and high-performing workplace.

OUR TEAM

PETER BRISBANE
Principal Mining Engineer

EDISON HUNG
Principal Mining Engineer

STEVE ANDREWS
Principal Consultant

JON PARKINSON
Principal Mining Consultant

SANDY HARRIS
Valuations Lead

PAUL BANNERMAN
Team Lead
Exploration Geology

ADRIAN BUCK
Principal Geologist

HELEN RICHMOND
Senior Geospatial Consultant

GRANT VAN HEERDEN
Team Lead
Mine Geology

REGINALD TANDOC
Senior Exploration Geologist

MATTHEW BINKS
Senior Geologist

HIRO MIDORIKAWA
Senior Exploration Geologist

CHRIS AINSLIE
Principal Geologist

TRAVIS HOLMES
Senior Exploration Geologist

BREANNA ISDALE
Exploration Geologist

DIANNE GIRVEN
Exploration Geologist

MARGARET JAMES
Mine Geologist

MARIYA KONOVALOVA
Senior Geologist

SARAH TURNER
Principal Geologist

LINDSAY FARLEY
Principal Geologist

AMBROSE WATSON
Exploration Geologist

JESSICA GUILHERME
Mining Engineer

HISASHI YOSHINO
Mining Engineer

LISA HOCHMUTH
Senior Exploration Geologist

JOSHUA REID
Exploration Geologist

LILY ANDREEVA
Exploration Geologist

JULIANA VILHENA
Tenement Administrator

GARY BENSON
Principal Mining Engineer

MAKENZI TOMKINS
Exploration Geologist

JOHN WARD
Senior Geologist

ZULAA PHOENIX
Senior Geologist

NATALIE REID
Senior Geologist

CAROLINE BURDEN
Senior Geologist

MORGAN WRIGHT
Senior Geologist

HARRY DAVIES
Mine Geologist

GONZALO FERNANDEZ
Exploration Geologist

YUEXIAO SHAO
Geologist

RIO PIECESIANTO
Senior Mining Engineer

EMILY DE BONI
Administration & Logistics Coordinator

ISMAEL FERNANDEZ
Senior Mining Engineer

RAFLI
Senior Mining Engineer

MARK GOVAN
Team Lead
Principal Mining Engineer

GRANT VAN HEERDEN
Team Lead
Mine Geology

PAUL BANNERMAN
Team Lead
Exploration Geology

MARK GOVAN
Team Lead
Principal Mining Engineer

SANDY HARRIS
Valuations Lead

ADRIAN BUCK
Principal Geologist

CHRIS AINSLIE
Principal Geologist

SARAH TURNER
Principal Geologist

LINDSAY FARLEY
Principal Geologist

GARY BENSON
Principal Mining Engineer

PETER BRISBANE
Principal Mining Engineer

EDISON HUNG
Principal Mining Engineer

STEVE ANDREWS
Principal Consultant

JON PARKINSON
Principal Mining Consultant

HELEN RICHMOND
Senior Geospatial Consultant

RIO PIECESIANTO
Senior Mining Engineer

RAFLI
Senior Mining Engineer

ISMAEL FERNANDEZ
Senior Mining Engineer

JULIANA VILHENA
Tenement Administrator

MARIYA KONOVALOVA
Senior Geologist

MATTHEW BINKS
Senior Geologist

HIRO MIDORIKAWA
Senior Exploration Geologist

REGINALD TANDOC
Senior Exploration Geologist

TRAVIS HOLMES
Senior Exploration Geologist

LISA HOCHMUTH
Senior Exploration Geologist

ZULAA PHOENIX
Senior Geologist

NATALIE REID
Senior Geologist

JOHN WARD
Senior Geologist

MORGAN WRIGHT
Senior Geologist

CAROLINE BURDEN
Senior Geologist

HARRY DAVIES
Mine Geologist

MARGARET JAMES
Mine Geologist

HISASHI YOSHINO
Mining Engineer

JESSICA GUILHERME
Mining Engineer

AMBROSE WATSON
Exploration Geologist

DIANNE GIRVEN
Exploration Geologist

GONZALO FERNANDEZ
Exploration Geologist

JOSHUA REID
Exploration Geologist

LILY ANDREEVA
Exploration Geologist

BREANNA ISDALE
Exploration Geologist

MAKENZI TOMKINS
Exploration Geologist

YUEXIAO SHAO
Geologist

EMILY DE BONI
Administration & Logistics Coordinator

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