What we do

What we do

We work with public and private sector clients to build civil and resources infrastructure across Australia. 

Self-performing teams led by experienced operational resources are located in our key regions, bringing local knowledge to every project.  These teams manage and construct cost-effective solutions for our clients incorporating civil, electrical, geotechnical and marine piling services.

While we aim to self-perform most of our work, when we engage subcontractors and suppliers they become part of one team focused on delivering the best outcomes for our clients.

We’re proud to have delivered projects of up to $350 million in our own right, and nearly $1 billion in joint ventures across Australia.  Find out more about some of our projects here.

Sectors we service

We focus on market sectors where we have core and proven strengths, as demonstrated by our track record.  These sectors include Defence, Transport, Resources, Utilities, Community and Environment.

Our Capabilities

Civil Construction Services

With over four decades in civil construction, our business’s deep expertise has developed through the wide variety of civil construction projects we’ve undertaken.  Our core capabilities include:

  • Bulk and detailed earthworks
  • Site preparation and enabling works
  • Concrete structures and foundations, as well as structural strengthening
  • Road and highway construction, including access roads and temporary tracks
  • Runway construction, widening and extensions
  • Near-shore marine infrastructure
  • Tailings dam construction, repair and raise
  • Pipelines and pump stations
  • Mine-site accommodation and facilities
  • Water treatment plants and storage facilities
  • Drainage, sewage and water reticulation
  • Accommodation villages and non-process buildings
  • Provision and relocation of services and utilities

Electrical Services

Ertech’s electrical services team has extensive experience delivering major and minor work across defence, oil and gas, and infrastructure.  Our in-house team designs, installs and upgrades electrical, fire and HVAC systems.  Services offered include:

  • Fixed plant electrical and instrumentation installation
  • Cable installation, including LV, HV, instrumentation, control, and communications
  • Cable support systems installation, including cable trays, baskets and conduits
  • Electrical distribution installation, including high and low-voltage switchboards
  • Substations, transformer, and switchyard installations
  • Electrical equipment testing and commissioning
  • Hazardous area installations
  • Lighting installations
  • Electrical maintenance and shutdowns
  • Shore to ship power supply and conversions
  • Fire and potable mains installations
  • HVAC replacement and upgrade installations


In-house engineering and project management provide the following core capabilities.

Bulk & Detailed Earthworks

Concrete Structures & Foundations

Roads, Bridges & Pavements

Near Shore Marine Infrastructure

Pipelines & Water Infrastructure

Environmental & Remediation Services

Electrical & Services Installation

Integrated Geospatial Solutions

How we work

Ertech delivers infrastructure under a range of commercial and delivery models including design and construct, construct only and various collaborative contracts. 

Models such as Early Contractor Involvement enable us to draw on our knowledgeable in-house teams to engineer practical and efficient solutions that deliver better project outcomes. Working in synergy with clients to find better ways is our strength, and core to the value we provide.

We pride ourselves on the positive feedback that we receive on our collaborative approach to any form of contract – regardless of model.

Our people work together to make things happen, and we make it work.