Acta Marine

Serving the construction and lifetime of offshore wind farms

Acta Marine is a maritime support provider with a versatile fleet of over 40 vessels.

Acta Marine
Het Nieuwe Diep 39d
1781 AE Den Helder

Simon Anink - General Manager Commercial Offshore
+31 (0)88 032 09 00

Acta Marine is a maritime support provider with a versatile fleet of over 40 vessels. We operate globally; supporting clients working on coastal infrastructure and offshore energy projects. We work in a broad range of maritime sectors. DP Multicats, Walk-to-work vessels, crew transfer vessels, multipurpose & survey vessels, and barges – our fleet is capable of taking on a wide scope of jobs. With a long-term focus, we take care of all aspects of our business; our clients, business partners, our people, our assets, and the environment we work in.

The team

Established in 1970, Acta Marine is backed up by more than 45 years of experience. At the core of the company is a team of 250 dedicated personnel. With our proven track record, we strive continuously to optimise our services, providing our clients with the most effective solutions.

Total service
Our versatile fleet delivers service to the whole lifecycle of offshore wind farms. We have more than 40 vessels including:

  • DP2, Walk-to-Work CSV's;
  • DP Multicats;
  • shoalbusters;
  • crew transfer vessels (CTV’s);
  • survey vessels & barges.

Preparation & survey
Our DP Multicats and survey vessels support the initial stages of offshore wind farm development:

  • preliminary surveys;
  • geo-technical research;
  • UXO investigations and clearance.

Construction and O&M
Providing tailor-made solutions: we have a suitable vessel for every type of construction and O&M requirement including balance of plant maintenance.

Our DP2, Walk-to-Work Construction Support Vessel Acta Orion, together with our CTV’s offers construction and service operation support. The Acta Orion provides:

  • 80 POB accommodation;
  • comfort class II;
  • motion compensated gangway operations over 2.50 metres Hs;
  • crane ten tonnes at 17.5 metres lifting capacity.
  • cargo space for over 20 TEU’s;

In 2018, Acta Marine’s Walk to Work construction support vessel Acta Auriga has joined Acta Orion and as such form the second vessel in the Acta fleet dedicated for walk to work, offshore logistics, and accommodation services for a variety of clients in the offshore renewable and oil and gas industry.

Acta Auriga provides:

  • state of the art hotel facilities toaccommodate up to 120 persons;
  • safe and stepless people and cargo transfer by motion compensated gangway up to Hs 3 metres;
  • 3D motion compensated knuckle boom crane for 6 ton cargo handling insea conditions up to Hs 2.50 metres;
  • optimised hull form with Ulstein X-BOW and X-STERN to offer unmatched workabilityin adverse weather conditions;
  • 1,000m2 deck space for cargo storage.

Cable operations
Between 2 and 20 metres waterdepth, we can support numerous cable related activities:

  • (re)burial;
  • recovery;
  • shore-ends;
  • shallow water passages;
  • remedial work.


Photo of Acta Marine
Photo of Acta Marine
Photo of Acta Marine
Photo of Acta Marine
Photo of Acta Marine

Related news

New Acta W2W Vessel Continues Stellar Tradition


The construction of Acta Marine’s third walk-to-work vessel and second Ulstein SX195 design is progressing well and has reached complete hull beam at Crist shipyard in Poland, the Dutch company said. The new vessel will sail under the name Acta Centaurus, after the constellation Centaurus. The completed hull is expec..

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First Acta Marine 24 Pax CTV on Arkona Duty


Acta Marine's first 24-passenger capacity crew transfer vessel (CTV) Offshore Wielingen is currently working at the Arkona offshore wind farm, which marks its first mobilization after undergoing capacity modifications. According to the Dutch company, the increase in the vessel's passenger capacity represents a direct move ..

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Acta Marine Officially Names New W2W Vessel


Source: Ulstein Group/ Acta Marine has officially named its new walk-to-work (W2W) vessel Acta Auriga at a ceremony held in Emden, Germany. The Dutch company took delivery of the newbuild vessel from Ulstein Verft at the end of March, three days ahead of schedule. During its construction at Ulsteinvik in Norw..

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Acta Auriga Starts Working at BARD Offshore 1 Site


Acta Marine has informed that its new walk-to-work vessel Acta Auriga commenced work at BARD Offshore 1 wind farm in Germany on 9 May. Acta Auriga on BARD Offshore 1; Image source: Acta Marine Acta Auriga has been deployed on the 400MW offshore wind farm under a two-year charter deal with the project's operator Ocean Bree..

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Acta Auriga Anchors in Eemshaven


Acta Marine's walk-to-work (W2W) vessel Acta Auriga has arrived from Ulsteinvik, Norway, to the port of Eemshaven, the Netherlands, where it will be prepared for its first work on the BARD Offshore 1 wind farm. Source: Eemshavenonline Acta Marine took delivery of the newbuild Acta Auriga from Ulstein Verft on 28 March, af..

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Acta Auriga Ready to Go


Acta Marine has taken delivery of the newbuild walk-to-work vessel Acta Auriga from Ulstein Verft. The vessel was delivered on 28 March, three days ahead of schedule, Acta Marine said. In January, Acta Marine secured a two-year charter with Ocean Breeze Energy to deploy Acta Auriga for logistical support and maintenance activ..

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