HDSA Group (Hope Diving Services Australia Pty Ltd) are at the forefront of the Marine Construction and Commercial Diving Industry.

Although a Sydney based Underwater Construction company, HDSA Group work Australia wide. In particular, we specialise in the inspection, maintenance and construction of marine structures including wharves, jetties, sea walls and pontoons.This often also involves creating Annual Maintenance Plans for all assets on the wharves and project managing new construction projects.