As Defence upgrades its infrastructure over the next decade in accordance with the 2016 Integrated Investment Program, Zinfra is supporting this program through delivery of a range of specialised services in power, gas, water and telecommunications.

We are currently delivering a $27M high voltage power upgrade project for Defence at a Victorian military base under the auspices of the Defence Estate and Infrastructure Group.

With depots and offices across Australia, our 1,500 employees deliver projects and services for clients, from city CBDs to remote FIFO locations.

Our services encompass integrated project delivery, design, engineering, construction, operations and maintenance in:

  • Power – transmission and distribution (330kV, 132kV, 66kV, 33kV, 11kV)
  • Power – substations, mobile substations, pad mount
  • Power – remote and renewable power generation (gas, diesel, solar, wind)
  • Gas – pipelines, reticulation, compression, wellhead power solutions, PRVs
  • Fuel infrastructure - above and below ground pipelines Water and wastewater - pump stations, pipelines, treatment plants, storage, recycling plants Telecommunications.

In addition to these services, Zinfra brings together our capabilities to deliver:

  • Multi-asset (utility) relocations
  • Operations and maintenance services including inspection and program management.

Zinfra manages its own employees and sub-contractors, and also works with key partners –including Aurecon, Jacobs, GHD, Beca, Procab, and AAM – to deliver high quality construction, programs of work and upgrade projects.
Zinfra; Defence;

With a long-term heritage in utility asset ownership, we bring deep understanding and industry knowledge, as well as a rigorous approach to systems and quality control. Our quality accreditations include:

  • Australian Government Building and Construction WHS Accreditation from the Office of the Federal Safety Commissioner
  • Transport for NSW (TfNSW) Authorised Engineering Organisation (AEO)
  • RTO - Registered Training Organisation
  • ISO 9001 – Quality Management
  • AS4801 – OH&S Management
  • ISO14001 – Environmental Management
  • IS0 31000 – Risk Management

We have a proven track record of working collaboratively with a range of clients, delivering large scale projects on time, on budget and to specification:


  • Confidential client, Pilbara - power transmission - $60M
  • TransGrid - substation upgrades projects under panel - total > $50m
  • FMG - dual fuel power station
  • AusNet Services - Richmond Terminal Station rebuild


  • APA Group - insertion program of works


  • Capalaba Water Treatment Plant (WTP) upgrades
  • Mt Crosby WTP upgrades
  • Biloela and Moura WTP upgrades
  • South East Water Peninsula ECO Sewer backlog program
  • Sydney Water pump station and critical mains.