‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍24/7 Response

The CMG Team is on call 24/7 and can respond to urgent projects at very short notice.


CMG have the equipment and experience in inspecting, cleaning and maintaining reservoirs under a wide range of conditions.


CMG divers regularly dredge in places where dredging machines are unable to access such as under wharves and jetties. The CMG Team can provide ad-hoc or regular dredging services. 


CMG divers provide mooring support to private and commercial Clients. Services include installation, replacement, maintenance and inspection.

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Project Management and Reporting

CMG’s Project Manager are qualified and experience in managing small to large scale construction projects and this is evident through a proactive approach to Client communication, risk management, human resource management, project planning and delivery, reporting and follow up. 

Subsea Inspection

Inspection and testing of all subsea structures or vessels including wharves, jetties, bridges, piles, seabeds, ships, reservoirs and other scientific inspection requirements. CMG equipment such as ROVs and video equipment means that Clients can receive the most advanced and accurate reporting available.

Subsea Construction

All subsea construction including demolition, welding and cutting. Commercial Marine Group have a large range of construction equipment, with experienced Divers, to suit project requirements.

Environmental Impact Reports

Commercial Marine Group can provide qualified expert and independant environmental impact studies and reports on all Projects as required.


Commercial Marine Group are affiliated with the leading names in commercial diving and subsea construction.


Pile Remediation

CMG are experienced in all types of pile repair, maintenance and remediation. Combined, the CMG Team have serviced thousands of piles and are specialists in PileMedic (QuakeWrap), PilejaxTM (Joinlox) and Denso systems of remediation.

Vessel Salvage

CMG have the resources and experience to salvage most vessels. Recent projects have included vessels in Carbrook River, Brisbane River and Shorncliffe. Our capabilities allow us to provide diving assistance only, or complete Project Management. 

Search and Recovery

Search and recovery of vessels and items can involve a combination of sidescan sonar and diving, both of which CMG is equipped to facilitate.

Download: CapabilityStatementA4_Nov17.pdf