A boutique consultancy with extensive experience in geotechnical, environmental, and contaminated land assessments. Helping you mitigate risks and build with confidence.
Trusted by leading organisations across Australia
From initial site investigation to project completion, we provide expert guidance to help you mitigate risks and achieve your project goals.
Preliminary and detailed site investigations, RAPs and validation in line with NSW EPA and NEPM guidelines.
Waste classification, VENM/ENM assessment and waste management plans for construction and development.
Hydrogeological investigations, water quality assessment and contaminant migration evaluation.
Remediation Action Plans, site remediation design, validation and long-term environmental management.
Asbestos and hazardous materials surveys, clearance inspections, air monitoring and due diligence.
Construction dust, noise, vibration, landfill methane and hazardous gas monitoring.
Numerical modelling, ground movement prediction and Specialist Engineering Assessment reports.
Slope analysis, landslide risk assessment and engineering solutions for challenging terrain.
Dewatering design, seepage analysis and groundwater management for construction and development.
Design of shoring systems, retaining walls, and shallow and deep foundations for all project types.
Comprehensive site investigations including soil testing, borehole drilling and subsurface analysis.
Working platform design, temporary excavation stability and construction-phase geotechnical support.
GSNE Services is a boutique consultancy with extensive experience in geotechnical, environmental, and contaminated land assessments. We endeavour to look continuously outward and keep the business in step and in front of anticipated legislations.
We provide technical and advisory solutions in environmental, geotechnical engineering, work health and safety and laboratory areas whilst providing an unforgettable experience to our clients.
A selection of projects showcasing our expertise across various sectors and challenges
EnvironmentalFormer Mortlake Gasworks site in Breakfast Point requiring contamination and geotechnical investigations for future remediation, validation and development works. Current 2025.
EnvironmentalAsbestos contamination site in Warrawong in the process of remediation and validation through the creation of a containment cell beneath the proposed road. Current 2025.
GeotechnicalAssessment of sandstone bedrock during excavations for a geotechnical investigation and slope stability assessment in Vaucluse. January 2025.
EnvironmentalHAZMAT investigation within Auburn Village complex due to be demolished and redeveloped. March 2025.
EnvironmentalComprehensive preliminary hazard analysis for industrial and commercial developments.
LaboratoryNATA accredited concrete testing and compliance verification for construction projects.
Our commitment to quality and professional excellence is demonstrated through our certifications and industry memberships. We adhere to the highest standards in all our work.
Quality Management System Certified
Environmental Management System Certified
Engineers Australia, ACLCA, and more
GSNE Services and our staff are proud members of the following professional organisations.
Get in touch with our team today for a free consultation. We’re here to help you navigate your geotechnical and environmental challenges.
