Acta Centaurus, an offshore wind vessel delivery by Ulstein. Photo: Flying Focus.

Service Operation (CSOV/SOVs)

Close-up of the SOV vessel Windea La Cour, which is servicing the Gemini OWP offshore the Netherlands.

Designs that move the industry forward

Explore our portfolio of Construction Service and Service Operation Vessel designs.

Windea Leibniz Matthias Giebichenstein cmyk Per Eide

Safe, comfortable, and efficient vessels in offshore wind and oil & gas operations

Ulstein is at the forefront in designing SOVs and CSOVs for offshore energy projects. Our vessels are safe, comfortable, and efficient for crew and equipment. They have motion compensation and walk-to-work systems for easy transfers. They also have hybrid propulsion and energy storage systems for lower emissions and costs.

Ulstein's vessels can handle the challenges of offshore wind and oil and gas operations, offering reliable and cost-effective construction, maintenance, and service solutions.

Marine Automation System based on ULSTEIN X-CONNECT_Ulstein and Eggs

System integration

Cutting-edge solutions that optimise vessel performance and enhance operational efficiency. 

News & featured articles

Turning visions into realities motivates us to keep pushing for progress in the maritime industry. 

You can learn more about how we work with our customers to achieve their visions through our stories. 

E265 BG0127000 M HDRI Environment Sunset 4
Press Release

Ulstein designs pioneering heavy lift vessel for Penta-Ocean Construction

Penta-Ocean Construction, a prominent Japanese general contractor, has commissioned Ulstein Design & Solutions B.V. to design its new heavy lift vessel for offshore wind foundation installation. The customised ULSTEIN HX118 design will feature a 5,000-ton Huisman main crane and the ULSTEIN U-STERN™, which enables the installation of increasingly larger monopile foundations.

Motion compensated gripper frame
Press Release

Ulstein contributes to the integration of the motion-compensated gripper frame on Heerema's ‘SSCV Thialf’

In close collaboration with Heerema, Ulstein Design & Solutions BV has provided engineering services for integrating the innovative motion-compensated gripper frame (MCGF) on Heerema Marine Contractors’ ‘SSCV Thialf’. This technology is key to efficiently installing large monopiles for offshore wind farms, driving progress in the renewable energy sector. The semi-submersible crane vessel is essential in advancing offshore wind technology, aiding the construction of future wind farms essential for the global energy transition.

Energy

Events & conferences

We will be attending many events and conferences, which can be an excellent opportunity to meet. See if we are participating in any upcoming events you are going to. 

Sea Asia
Event
08.04.2025 - 10.04.2025
Marina Bay Sands, Bayfront Avenue 10, Singapore
Nor shipping
Event
02.06.2025 - 06.06.2025
Messeveien 8, 2004 Lillestrøm, Oslo
Marinetc china
Event
02.12.2025 - 05.12.2025
Shanghai New International Expo Centre, China
Ul

Ulstein Design & Solutions AS