Welcome to JDK Geotech

Trusted Leaders Within The Civil Construction, Mining & Tunnelling Industry

Our Expertise Explore Projects


JDK Geotech (JDK) provides leading engineering and project management solutions for large-scale projects. Our success is built on mutual trust, consistent delivery standards and professional responsibility across all levels of our organisation. 

As a leading engineering & technical services delivery firm, we deliver unparalleled support and innovative solutions in Australia and internationally. JDK was established in 2016 to provide professional engineering and project management services tailored to specific project requirements. Today, we are proud to represent government agencies, tier-one construction companies and work alongside management consulting firms throughout Australia.

Specialising in the seamless delivery of large-scale infrastructure projects, both short-term & fixed contracts, JDK has built a strong reputation across multiple sectors. Our suite of geological,  geotechnical, environmental and project management solutions are delivered by highly experienced professionals, well regarded throughout the industry. 

The JDK team offers technical advice for myriad domestic and international sectors, including the civil construction, tunnelling, mining and environmental industries. Our mandate to listen to your needs and place your requirements at the core of each project is what underpins every service we provide. 



Exceptional at ground condition verification for piling, produces precise technical reports. Adhering to site safety and project quality requirements.

Alex Xiang - Site Engineer - Warringah Freeway Upgrade

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

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