Celebrating 50 years of  commercial diving

Commercial Diving & Underwater Engineering

The Diving Company are NSW’s experienced team of underwater engineering and diving professionals. Established for over 50 years, we provide industrial and commercial diving services to the marine and construction industries in NSW and across Australia. We work with a range of large clients, including private companies and government departments. Our divers are highly skilled and experienced, ensuring your underwater project is completed successfully and in your time frame. 

Arc Cutting


About us

Our Directors Mark Dowd and Simon Guthrie have over 60 years commercial diving experience between them  gained in military and offshore oil industries, locally and internationally. The Directors are   committed to maintaining a high standard of workmanship by insisting to directly oversee or supervise all projects undertaken.  Diving Co's work ethic and staff morale sets us apart as the country’s professional and reliable underwater engineering team.

What we do

Our experienced team of commercial divers is available for civil contracting, marine engineering, cable services including cable laying, cable burial and cable detection, inspection, environmental control and conduit proving.

We are NSW’s trusted team for underwater engineering and contracting, offering our professional diving services to clients like Telstra, Energy Australia and government departments.

Survey of submarine cable

Our projects

Diving Co has been involved in a large scope of Commercial diving projects and has become highly versatile as a result.

We have a highly experienced team,with marine equipment for almost every job type and are always willing to take up a challenging project.

We have completed projects for large and small contractors both local and international in a diverse range of project requirements and environments.  

To see our recent projects click the link below. 

Our policies 

The Diving Co are committed to providing a quality service to all our clients. This quality service encompasses positive and proactive attitudes towards occupational health and safety, environmental issues and final product.

Our policies regarding WHS, Environment and Quality can be found on this webpage as well as a short document designed to provide  some basics about our industry. This document entitled "Introduction to commercial diving" is designed to assist safety management staff in understanding SWMS and JSA's submitted for proposed work.