Contact our Senior Staff Members for more information on the wide range of geotechnical and environmental consultancy services we can offer.
Our People
JK Geotechnics

Linton Speechley
Director / Principal Geotechnical Engineer

Andrew Jackaman
Director / Principal Geotechnical Engineer

Peter Wright
Director / Principal Geotechnical Engineer

Paul Stubbs
Senior Consultant / Geotechnical Engineer

Rolf Rohleder
Principal Geotechnical Engineer

Woodie Theunissen
Principal Geotechnical Engineer

Paul Roberts
Principal Engineering Geologist (QLD office)

Ignacio Ortega
Principal Geotechnical Engineer (QLD Office)

Adrian Hulskamp
Principal Associate Geotechnical Engineer

Nicholas Smith
Principal Associate Geotechnical Engineer

Ali Parsa
Associate Geotechnical Engineer

Matthew Pearce
Associate Geotechnical Engineer

Owen Fraser
Associate Geotechnical Engineer

David Schwarzer
Associate Geotechnical Engineer

Arthur Billingham
Associate Geotechnical Engineer

Michael Egan
Associate Geotechnical Engineer

Thomas Clent
Associate Engineering Geologist

Bruce Walker
Senior Consultant

Agi Zenon
Senior Consultant
JK Environments

Brendan Page
Director / Principal Environmental Scientist

Vittal Boggaram
Principal Environmental Scientist / Environmental Engineer

Todd Hore
Senior Associate Environmental Scientist

Mitchell Delaney
Principal Associate Environmental Scientist (QLD office)

Katrina Taylor
Senior Associate Environmental Scientist

Craig Ridley
Associate Environmental Scientist

Harry Leonard
Associate Environmental Scientist
Other Technical Staff

Duncan McDermott
JK Drilling Operations Manager

David Treweek
Principal / STS Laboratory Manager

Tom Finnegan
Associate / STS Earthworks Manager
Contact us today to see how we can help you.