Technical Management

The technical and operational management of HAVEN is outsourced to OSM Offshore AS, based in Arendal, Norway. OSM Offshore AS has experience from managing several offshore vessels worldwide, including PSV/AHTSs, construction vessels, accommodation units and shuttle tankers and deep sea fleet. OSM Offshore AS is a part of the OSM Group, headquartered in Arendal, Norway. For further information on OSM Offshore AS, see

OSM Offshore AS has long experience from operations in the North Sea and is familiar with both UK, Danish and Norwegian sector operations. The company holds approvals for operation of Haven:

  • Acknowledgement of Compliance (AoC) by the Norwegian Petroleum Safety Authority (PSA) for operation of HAVEN in the Norwegian sector of the North Sea
  • UK Safety Case from UK Health and Safety Executive for operation of HAVEN in the UK sector
  • DK Health and Safety Case approved by Danish Working Environment Authority for operation of HAVEN in the Danish sector


Master Marine works closely with OSM Offshore AS as Technical Manager to ensure safe and efficient operation of HAVEN in order to meet or surpass client expectations and requirements.