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Leaders In Quality Commercial Diving
& Marine Construction

Harcan Marine and Diving Services was established  in early 2015 and with over 30 years knowledge in marine construction, military and commercial diving industry.

We bring a  high level of safety, quality and procedural experience to our clients.

We are always looking for new technology and advancements to increase safety and productivity and exceed your underwater needs.

We have hard-working dive teams with proven track records for completing difficult tasks, problem solving and going the extra mile to serve each client with integrity, quality and value.


Our Company is situated in South East Queensland and we  provide our expert services to the greater Queensland, New South Wales, Norther Territory and Victorian areas as well as Pacific Islands. 


​Our ISO Safety, Environmental & Quality Management systems are JSANZ accredited and they provide great detail and procedures for completing projects safely and to a high standard.​​


Let our experienced certified underwater Inspectors and divers tackle your next inspection project. We provide a full range of cleaning and inspection specialty tools to provide clients with a full understanding of their assets condition.

Our innovative and technical repair solutions will keep your asset sound for decades to come. We understand what is important to you; a quality job performed by certified professionals in a timely manner.


We work closely with our engineers to provide cost effective structural repair programs for pile and marine structures. If you asset is Timber, Steel or Concrete we have engineer certified repair methods for all types of piles and headstocks and complete your asset remediation to the highest quality.

Our teams are highly experienced in all facets of wharf and bridge repair and have a proven record of safety & efficiency.

Call us today to discuss your maintenance requirements.


Harcan are specialists in  pipeline installation and maintenance. We have succesfully completed new build Wastewater, Sand pumping and Inlet pipelines statewide.

We also clean, service & maintain Treatment plants, Reservoirs, Weirs and Dams.

Our Teams are certified for confined space and working at heights and have equipment for all your Pipeline and Plant requirements.

Your One Stop Shop For
Underwater Diving Services.


Successfully & Safely Completed Jobs

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Marine Construction

Bridge repairs, Pipelines, seawall inspection, wet welding, underwater cutting, and marine salvage are all possible by our experts. We can provide the heavy lifts and machinery to get your project up and running. All of our divers are ADAS certified.  Harcan Marine is an Approved Service Provider for installation of Coatings on Marine structures. Safety is our top concern. Harcan Marine  is your one stop call for underwater diving services, underwater welding, and security in safe operations. 

Call us to today or contact us for a quote for services.

Learn More about Diving for Marine Construction »

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Under Water

Experienced, ADAS Certified Diving Staff

Harcans Managment Team consists of highly-experienced, certified and battled-tested diving professionals with strong operational and technical backgrounds in a variety of underwater scenarios and industries. We have a decades-long history of safely and successfully completing your underwater project.

What You Can Expect From US


Quality Service

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Efficiency/ Safety

Meticulous Planning

Fast Reaction Time

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High Integrity

Bridge Pile Cleaning & Inspections

Wastewater Pipeline Diffuser Install


"Over the last 3 years we have worked alongside and subcontracted Harcan Marine on various drilling and pipeline installations. As an ISO accredited company, they have demonstrated extreme professionalism through the implementation of their systems, including the use of well-structured SWMS and JSEAS. Harcan Marine proved to demonstrate their knowledge and willingness to assist with difficulties and challenges that arose. They were quick to offer alternative methods to aid in the completing our projects onetime and within budget. Harcan Marine’s knowledge and enthusiasm for the job, paired with their extensive fleet of vessels and equipment allows for a fast, efficient and successful project execution. Pipeline Drillers have employed Harcan Marine on various jobs to complete a variety of marine tasks.

As project manager overseeing the above mentioned works, I have found the company as a whole to be honest, professional and driven with a strong focus on safety. Pipeline Drillers would not hesitate to employ Harcan Marine for future works."


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