Underground Networks is a Sydney-based civil contractor specialising in subdivision works, including road construction and associated infrastructure projects. We bring a strong focus on quality, efficiency and safety to every job, whether it’s a new development or an upgrade to existing services. With a skilled team and a capable fleet, we service Sydney and surrounding areas, delivering reliable results for developers, builders, and councils. Our equipment and experience allow us to handle projects of varying scale with ease, keeping timelines tight and standards high.