Welcome to JDK Geotech

Trusted Leaders Within The Civil Construction, Mining & Tunnelling Industry

Our Expertise Explore Projects


JDK Geotech Pty Ltd (JDK) specialises in providing our clients with a wide range of professional solutions across various sectors.

Our success is built on mutual trust, consistent high standards and professional responsibility across all levels of our organisation. 

As a leading project management, civil, environmental and geotechnical engineering firm, we deliver technically excellent solutions to

manage complex risks and collaborate innovative and exciting opportunities in collaboration with our clients providing value throughout

the whole asset life cycle.



JDK was engaged in the Critical Areas Audit of our CapCoal Operations for the past 36 months. Excellent service and high standards for the provision of the geotechnical scope of works. Repeated consultant over many of our projects as a result of on-time deliverables and high standards.

Johan Van Der Schyff - Geotechnical Engineer - Anglo American CapCoal Operations

The JDK team were engaged in the provision of geotechnical services for the NorthConnex project and as a result of their excellent service, they were re-engaged for the geotechnical services on our Sydney Metro Central Adit project. Excellent service, on-time deliverables exceeding the standard going above and beyond.

Todd Shillito - M&E Superintendent Tunnelling Solutions

Excellent service for the provision of project engineering and geotechnical services. Repeated consultant as a result of technical expertise and high standards.

John Boullier - Senior Project Engineer - Sydney Metro Central Station Main Works

Affiliations and Accreditations