Comdain is a trusted gas renewals provider bringing over 25 years of unparalleled experience. Our dedicated renewals project team and gas renewal field workers with both national competency accreditation and utility specific training means Comdain is one of the most efficient and safe providers of gas renewals in Australia.

By working collaboratively to optimise program planning, we ensure maximum efficiency and resource utilisation in project scoping, detailed design and project planning. This enables us to deliver reliable, cost-effective solutions and safe, efficient project delivery.

Working in complex urban environments, our teams excel in communicating and successfully engaging with residents and business owners to optimise the experience of moving to a reliable high-pressure network.

We are equipped to manage renewals of all sizes and are supported by an in-house Systems Operations team. Comdain specialises in:

  • Insertions
  • Open cut
  • Directional drilling
  • Dig and re-lay
  • Medium pressure upgrades
  • Renewal services – residential, industrial and commercial
  • Decommissioning of mains and regulator pits
  • Gas meter rooms
  • Multi-unit manifolds
  • On site welding
  • Manifold fabrication.


Minimising disruption and building relationships

Comdain has delivered over 500kms of gas main renewals. With a long history of working in the gas regulatory environment, we are leaders in the safe, efficient upgrade of gas network infrastructure and specialists in delivering these services whilst managing customers and other stakeholders in dense urban environments.

As the client representative we integrate seamlessly; and managing consumer and community concerns, however minor they might seem, is embedded in our culture and work practices.

Case Studies

View all projects


Multinet Gas


AusNet Services

More gas Capabilities

Gas Asset Management Services

Systems Operations

systems operations welding

Projects & Programs

Electrical, Mechanical and Instrumentation

electrical work at city gate