What This Firm Does

Douglas Partners Pty Ltd is a geotechnical engineering consultancy that operates across Australia and Papua New Guinea. The firm provides ground expertise services through 19 offices and 14 laboratories nationwide. Douglas Partners has delivered technical solutions for over 60 years, serving industrial, commercial, residential, mining, and transportation projects.

Geotechnical Services

The firm prepares geotechnical investigation reports and site assessments for construction and development projects. Services include soil testing, rock testing, and foundation design for buildings, tunnels, and infrastructure works. Douglas Partners conducts geophysical surveys where conventional intrusive methods prove impractical or costly for subsurface investigation.

• Site investigations and geotechnical reporting for residential, commercial and industrial developments
• Foundation design and slope stability analysis for construction projects
• Tunnelling and underground excavation support for transportation infrastructure
• Mining geotechnics and rock mechanics assessments

Environmental and Materials Testing

The practice provides environmental consulting services including contaminated land assessment and environmental impact studies. Materials testing laboratories offer construction materials evaluation for subdivisions, mines, and transportation projects. Douglas Partners holds accreditation for testing services that support compliance with Australian Standards and environmental legislation.

• Contaminated land investigation and remediation planning
• Environmental site assessments and contamination studies
• Construction materials testing and quality assurance programs
• Groundwater assessment and hydrogeological investigations

Experience and Accreditations

The team operates 14 accredited testing laboratories across Australia that support field investigation programs. Douglas Partners works with government clients including local councils and state agencies on infrastructure projects. The firm carries out projects for major construction companies and property developers across residential, commercial, and industrial sectors.

Service Areas

Douglas Partners covers all Australian states and territories through office locations in major cities and regional centres. The firm serves clients in Western Australia from the Perth office, supporting projects across the state's mining, residential, and infrastructure sectors. Operations extend to Papua New Guinea for international mining and development projects.

Sectors

The firm specialises in projects where the built environment interacts with ground conditions across multiple industry sectors. Douglas Partners supports residential subdivisions, commercial developments, industrial facilities, and major infrastructure projects. The practice works with mining companies on resource extraction projects and provides technical support for transportation infrastructure including roads, railways, and airport developments.