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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


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


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


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


Andrew Baird
Principal Geologist / Head of Technical – Perth

Andrew is a highly skilled geologist with over 15 years’ experience working on diverse projects across multiple commodities on four continents. He is experienced in exploration geology, targeting, planning and management, project assessment and verification, and the preparation of market releases, technical reports, studies, and corporate presentations. Andrew has led multi-disciplinary teams through exploration, resource definition, and pre-feasibility, and has trained and mentored geologists and field staff across all stages of the exploration process. He is also Head of our Perth office. With strong organisational, problem-solving, and communication skills, he consistently delivers high-quality outcomes.

View Andrew'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


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



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


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


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



ANDREW BAIRD
Principal Geologist / Head of Technical – Perth

Andrew is a highly skilled geologist with over 15 years’ experience working on diverse projects across multiple commodities on four continents. He is experienced in exploration geology, targeting, planning and management, project assessment and verification, and the preparation of market releases, technical reports, studies, and corporate presentations. Andrew has led multi-disciplinary teams through exploration, resource definition, and pre-feasibility, and has trained and mentored geologists and field staff across all stages of the exploration process. He is also Head of our Perth office. With strong organisational, problem-solving, and communication skills, he consistently delivers high-quality outcomes.

View Andrew'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


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

STEVE ANDREWS
Principal 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

TIM BUDDLE
Senior Exploration Geologist

MARGARET JAMES
Mine Geologist

HARRY DAVIES
Mine Geologist

MARIYA KONOVALOVA
Senior Geologist

TROY LOWIEN
Principal Geologist

LISA HOCHMUTH
Mine Geologist

VOLKER PELLE
Senior Exploration Geologist

JOSHUA REID
Exploration Geologist

DIANNE GIRVEN
Exploration Geologist

GONZALO FERNANDEZ
Exploration Geologist

JULIANA VILHENA
Tenement Administrator

GARY BENSON
Principal Mining Engineer

LILY ANDREEVA
Exploration Geologist

ZULAA PHOENIX
Senior Geologist

GUS BARRIER
Mine Geologist

AMBROSE WATSON
Exploration Geologist

YUEXIAO SHAO
Geologist

MAKENZI TOMKINS
Graduate Geologist

EMILY DE BONI
Administration & Logistics Coordinator

GRANT VAN HEERDEN
Team Lead
Mine Geology

PAUL BANNERMAN
Team Lead
Exploration Geology

SANDY HARRIS
Valuations Lead

ADRIAN BUCK
Principal Geologist

CHRIS AINSLIE
Principal Geologist

TROY LOWIEN
Principal Geologist

GARY BENSON
Principal Mining Engineer

PETER BRISBANE
Principal Mining Engineer

STEVE ANDREWS
Principal Consultant

HELEN RICHMOND
Senior Geospatial Consultant

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

VOLKER PELLE
Senior Exploration Geologist

TIM BUDDLE
Senior Exploration Geologist

ZULAA PHOENIX
Senior Geologist

GUS BARRIER
Mine Geologist

HARRY DAVIES
Mine Geologist

LISA HOCHMUTH
Mine Geologist

MARGARET JAMES
Mine Geologist

AMBROSE WATSON
Exploration Geologist

DIANNE GIRVEN
Exploration Geologist

GONZALO FERNANDEZ
Exploration Geologist

JOSHUA REID
Exploration Geologist

LILY ANDREEVA
Exploration Geologist

YUEXIAO SHAO
Geologist

MAKENZI TOMKINS
Graduate Geologist

EMILY DE BONI
Administration & Logistics Coordinator

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