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

Acta Auriga Sports SMST Gear


Ulstein has installed the SMST equipment on Acta Marine's new walk-to-work vessel Acta Auriga at Ulstein Verft in Norway. The installation works began in early January with the fitting of the 3D motion compensated crane and access & cargo tower. Earlier this month, the system’s motion compensated gangway, the Teles..

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Acta Marine Orders Another CSV from Ulstein


Acta Marine has ordered one more walk-to-work (W2W) construction support vessel (CSV) optimized for use in the offshore wind industry from Ulstein. The SX195 type designed, 93.4 meters long and 18-meter wide vessel is scheduled for delivery in the second quarter of next year. According to Acta Marine, the CSV includes..

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Photo of the Day: Acta Auriga Taking Final Shape


Ulstein has shared a photo of Acta Marine's service operation vessel (SOV) Acta Auriga under construction at Ulstein Verft. Source: Acta Marine/ Benny Banen Ulstein is currently conducting outfitting and commissioning of the Acta Auriga in Ulsteinvik, Norway. Acta Auriga recently won a contract to service Offshore ..

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Acta Auriga to Engage In Bard Offshore 1 Works


Acta Marine has won a contract by Offshore Breeze Energy (OBE) to charter its newly built offshore support vessel (OSV) Acta Auriga at OBE's Bard Offshore 1 wind farm in the German North Sea. The two-year charter will see Acta Auriga perform logistical support for maintenance activities at the 400MW Bard Offshore 1 wind farm,..

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Acta Auriga Arrives at Ulstein Verft for Final Construction


The Ulstein SX195 hull of Acta Marine’s new walk-to-work (W2W) vessel Acta Auriga has arrived from Crist shipyard in Poland to Ulstein Verft in Norway, where the vessel will be outfitted, commissioned and tested before joining Acta Marine's fleet. Image source: Ulstein The hull is now in Ulstein Verft’s sheltered dry-..

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Comfort in Offshore Wind Working Conditions


By Jiska Bazuin, Operations Manager at Pronomar Europe is the leader of the growing market for the offshore wind energy. Most of the activities take place in the wet conditions of the North Sea. As the people work in varying temperatures and under dire weather conditions, it is most important that their personal protec..

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