Heerema Fabrication Group (HFG) specializes in the engineering and fabrication of large and complex structures for the offshore oil & gas and energy-related industries.
Dockwise is a heavy marine transport company with over 30 years’ experience. Dockwise became part of Boskalis in 2013
Royal Boskalis Westminster N.V. is a leading global dredging and offshore contractor and maritime services provider.

Operating five semi-submersible heavy lift carriers, OHT Management AS is a highly experienced heavy transport vessel operator.

ALE is one of the biggest international heavy transportation and lifting contractors, with a global network of operating centres and a large fleet of heavy cranes, specialist transport and installation equipment.

Mammoet services are focused on the petrochemical and mining industries, civil engineering, power generation and offshore projects. A few of these servise comprise:Heavy lifting services and Heavy transport services.

CNGS Group is an EPIC (Engineering Procurement Installation and Commissioning) contractor delivering services to the oil and gas industry..

ENGIE is a global energy player and an expert operator in the three businesses of electricity, natural gas and energy services.

Marine Group AB is doing the shipping and transport activities, as well as being the shipowner of the seagoing vessels and floating quays: Towing, icebreaking, bulk transports on barges, heavy cargo transports,anchorhandling, Coastguard security vessel, water/bridge construction works with working platforms.
It is producing and operating mobile port cranes in Sweden.