Build with Confidence from the Ground Up
Clear answers on subsurface risk, from planning to construction
20+
Years of Experience
15,000+
Projects Completed
Find the Risk. Know Your Options. Verify the Results.
Geotechnical Services
Plan your projects on the actual ground conditions at your site, not assumptions that lead to redesign, delays or blown budgets.
Environmental Services
Identify potential contamination and disposal risks before acquisition, planning approval or excavation, and stay ahead of your environmental duties.
Laboratory Testing
Enable timely project decisions by using our NATA-accredited laboratory testing, directly connected to the field investigation and broader project team.
Instrumentation and Monitoring
Track ground, environmental and structural movement through our own instrumentation team and cloud-based monitoring platform, which hosts your data and delivers automated alerts and reports.
Practical support for everyone shaping the project
Property Developers
Ground and contamination risk before purchase
Builders and Firms
Reliable site testing during construction
Public Sector Agencies
Defensible reporting for public assets
Infrastructure Owners
Data that protects long-term asset performance
Engineers and Consultants
Specialist capacity for your design team
Resource Operators
Field and laboratory testing for operations
Residential Clients
Clear advice for homeowners and builders
Data Centres
Precision testing for critical infrastructure
Proven Across a Diverse Range of Projects
Microsoft Data Centres, Melbourne
Program-wide geotechnical partner across Microsoft's hyperscale data centre developments in Victoria, from early investigation through to construction certification.
West Gate Tunnel, Melbourne
Geotechnical and geological services across the planning, investigation and construction of the West Gate Tunnel, one of Victoria's largest transport projects.
Western Sydney Airport, Sydney
Precinct-wide ground investigation for Australia's newest international gateway, giving design teams reliable subsurface data across a greenfield site.
Melbourne Metro
Construction-embedded geotechnical engineering across the Western Work Package, Domain Station and precast yard for Victoria's landmark Melbourne Metro.
Sydney Metro West, Sydney
Ground investigation and interpretive reporting along the geologically varied Sydney Metro West corridor, connecting Parramatta and the Sydney CBD.
Harbourside, Darling Harbour
Accredited geotechnical and earthworks assessment as a TfNSW Technically Assured Organisation for Mirvac's $2 billion Harbourside redevelopment at Darling Harbour.
South Gippsland Shire Slope Remediation
Assessed and remediated up to nine roadside slope failures across South Gippsland — from investigation and drone survey through to supervising the remedial works.
UPSS Decommissioning and Validation, Mentone
When the EPA flagged an underground petroleum storage system at this Mentone service-station site, Geotesta investigated, decommissioned and removed the tanks, and validated the excavations — closing the EPA case and keeping the site operating.
Environmental Due Diligence Assessment, Charlemont
A due diligence environmental assessment for a proposed aged-care redevelopment at Charlemont, confirming the site was suitable and unlikely to need further investigation.
Accreditations
Verified Systems. Results You Can Rely On.
Fast report turnaround sets Geotesta apart, giving your team the evidence needed to keep decisions and projects moving. You will receive an obligation-free, transparent quote with the scope, costs and expected delivery timeframe clearly defined. NATA-accredited laboratory testing, ISO 9001 and ISO 45001 certification, transport authority prequalification, supplier panel approval and relevant professional affiliations provide further confidence through procurement, technical review and regulatory scrutiny.
