Local capability,
world-class talent
Australia’s leading ground experts
Our team
Continually Improving
A culture of improvement
Founded on Integrity
Our Integrity sets us apart
60 years of Excellence
Defined by Excellence
Celebrating 60 Years of
Ground Expertise!
A Legacy of 60 Years in Crafting Practical Solutions for the Built Environment
See our history
Who we are

Australia’s Choice for ground expertise

We have the most experienced and knowledgeable ground experts, supported by industry-leading resources and an unparalleled 60 years of retained knowledge, integrity and experience. Across our 19 offices and 14 labs, training and ongoing staff development empower our team to work closely with our clients to deliver integrated solutions that provide the best possible outcomes.

We are the benchmark for grounded expertise in Australia

Years of reliability and technical expertise
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People working with us
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Office locations across all of Australia
Project across Australia and Papua New Guinea
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Earth Science Laboratories nationwide
what we do

Our expertise

Our Commitment to Excellence in Every Project

Expertise and Excellence
in Geotechnical Engineering

With over six decades of industry leadership in Australia, Douglas Partners stands at the forefront of geotechnical engineering. Our expertise in navigating complex geotechnical challenges and our extensive track record across diverse industries underscore our capability to handle any project with the highest standards of excellence and innovation.

Environmental Sustainability
and Ethical Integrity

Our dedication to sustainability and ethics is fundamental to our operations. We employ sustainable practices in all aspect of our work, focusing on minimizing environmental impact. Our efforts include advanced contaminated land management, efficient waste management, comprehensive environmental assessments, and more. We are dedicated geotechnical consultants, committed to upholding the highest standards of ethical practice and business transparency. We aim for safety in all our services, from material testing to rock mechanics.  

Efficiency in Deliverables

Efficiency is at the core of what we do. Known for our effective project management, we guarantee the delivery of high-quality outcomes on schedule. By integrating innovative techniques, we enhance project value, reduce costs, and minimize environmental impact, demonstrating our commitment to economic and efficient project execution.

Safety & Health:
Our Top Priorities

Douglas Partners prioritizes safety above all. We implement rigorous risk management protocols and a comprehensive safety system, encompassing training and technological tools to effectively manage and mitigate risks. This proactive approach ensures that safety standards are not only met but exceeded, providing a safe and healthy workplace for our employees and subcontractors.

Join the team

Australia Choice for ground expertise

Our knowledgeable consultants are supported by industry-leading resources and an unparalleled 60 years of retained knowledge, integrity and experience.

Across 19 offices and 14 labs, training and ongoing staff development empower our team to work closely with our clients to deliver integrated practical solutions that provide the best possible outcomes for our clients, the environment and communities. 

Who we help

Our clients

What our clients say



News & insights

geotechnical soil testing services
Knowledge Sharing

Four golden rules of soil testing

To ensure representative soil testing results, there are several key factors geotechnical engineers must consider when collecting samples. Importance of Sampling Locations in Geotechnical Testing

Life at Douglas

Celebrating NAIDOC Week 2024

Embracing First Nations Heritage At Douglas Partners, we are proud to celebrate and honour the rich history, culture, and achievements of Aboriginal and Torres Strait


1. What is geotechnical testing?

Geotechnical testing involves evaluating soil, rock, and other foundational materials to determine their properties and suitability for construction projects. This testing is crucial to ensure the stability and safety of structures by assessing the ground conditions at a site.

Geotechnical testing offers numerous benefits, including risk mitigation in construction by identifying potential problems with soil or rock that could affect stability and integrity. It ensures that the foundation is suitable for the planned construction, helping to prevent costly adjustments and delays in the future.

Once geotechnical laboratory services are completed, the data is analysed to guide construction decisions and design adaptations. This can include recommendations on the best foundation systems and any necessary modifications to project plans based on soil and rock characteristics.

Douglas Partners provides a wide range of geotechnical testing services, including soil compaction, rock strength assessment, and concrete quality testing. Their services cover everything from routine testing to specialised analyses necessary for complex engineering projects.

Geotechnical testing services are essential before beginning any construction project that requires a stable foundation, such as buildings, bridges, and roads. It is also crucial for projects involving earthworks and infrastructure development to ensure the ground is capable of supporting the structures.

These tests provide critical information on the material properties and subsurface conditions of a site, allowing engineers to design structures that are safe, stable, and suited to the local environment. By identifying issues early, geotechnical laboratory services help in planning effective solutions and avoiding unforeseen complications.

Soil contamination testing involves various methods such as chemical analysis to detect pollutants, and physical tests to determine contamination levels and types. This testing is vital for assessing environmental impact and ensuring compliance with health and safety regulations.

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Elevate your expertise and reach your full potential.
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