Pentarch Offshore Solutions (POS) is a port management service supporting offshore marine projects in the emerging decommissioning sector. With decades of offshore oil and gas and decommissioning experience, POS understands the complexities and issues faced by the marine construction industry.

Our unique expertise allows us to work closely with our clients to provide port logistic services that can streamline their project schedules.

Pentarch Offshore Solutions sits within the Pentarch Group’s Permaculture and Carbon Division alongside its sister company Oceans2Earth.
Pentarch Offshore Solutions specialises in Marine Logistics and Port Services for Offshore Energy, Decommissioning and Heavy Industry Sector.

To become Australia’s most environmentally sustainable port and we are committed to driving innovation in renewable energy.

Advancing Australia’s offshore energy and maritime sectors through marine electrification, biofuels, circular environmental solutions, blue-economy, and community renewable programs.

Supporting the responsible decommissioning of offshore oil and gas infrastructure and innovative waste management solutions.

Port logistic project management, stevedoring, cranage, heavy lift support, refuelling capability, skilled manpower and shore power solutions.

With over two decades of experience in offshore energy operations, William has a proven track record in production operations management, major offshore projects, marine installation projects, pipelines, and decommissioning.
His career spans high-profile roles in key Bass Strait projects, as well as supporting major projects in Australia’s north-west and the Timor Sea.
William has also led critical land-based gas transmission pipeline initiatives and major energy site upgrades within Australia, reinforcing his comprehensive expertise in offshore and onshore energy sectors.

Tony’s extensive background in heavy marine engineering, fabrication, and project management has seen him lead major international energy expansion projects. His leadership experience includes overseeing the construction of international vessels, their decommissioning, and project execution.
Tony has successfully managed large offshore oil and gas operations, directing multinational teams in some of the world’s most challenging environments. His hands-on approach and international experience have made him a trusted figure in the offshore energy and marine sectors.
William and Tony Kanavan combine their vast experience and well-earned respect to position Pentarch Offshore Solutions as an emerging leader in decommissioning and the energy transition future.
Their vision for energy diversification and the development at the Port of Edrom will play a pivotal role in the socio-economic development of the Far South Coast of New South Wales.
With over two decades of experience in offshore energy operations, William has a proven track record in production operations management, major offshore projects, marine installation projects, pipelines, and decommissioning.
His career spans high-profile roles in key Bass Strait projects, as well as supporting major projects in Australia’s north-west and the Timor Sea.
William has also led critical land-based gas transmission pipeline initiatives and major energy site upgrades within Australia, reinforcing his comprehensive expertise in offshore and onshore energy sectors.
Tony’s extensive background in heavy marine engineering, fabrication, and project management has seen him lead major international energy expansion projects. His leadership experience includes overseeing the construction of international vessels, their decommissioning, and project execution.
Tony has successfully managed large offshore oil and gas operations, directing multinational teams in some of the world’s most challenging environments. His hands-on approach and international experience have made him a trusted figure in the offshore energy and marine sectors.
William and Tony Kanavan combine their vast experience and well-earned respect to position Pentarch Offshore Solutions as an emerging leader in decommissioning and the energy transition future.
Their vision for energy diversification and the development at the Port of Edrom will play a pivotal role in the socio-economic development of the Far South Coast of New South Wales.