JDG Civil – Powering Australia's Infrastructure

JDG Civil is a Sydney-based civil construction company delivering turnkey solutions across Australia's energy and infrastructure sectors. Since 2009, we've been the trusted partner for major utilities and Tier 1 contractors, providing end-to-end services from design to commissioning.
As a Level 1 Accredited Service Provider (ASP), we specialise in:
Underground power cable installations (240V–330kV)
Civil works for substations, joint bays, and cable vaults
Directional drilling, trenching, and non-destructive excavation
Concrete structures and bulk earthworks
Traffic management and environmental compliance

Our portfolio includes high-profile projects like the M5 WestConnex, Macquarie Park Twin Feeder, and Greenacre Substation upgrades. With a combined 50+ years of experience, our team is committed to safety, quality, and sustainable outcomes.

Subscribe to see how we build smarter, safer, and stronger - one project at a time.