Heavy Offshore Construction
Setting the standard for offshore construction vessels
Heavy Offshore Construction Vessels are the backbone of offshore projects. These versatile vessels are pivotal in pipeline laying, subsea installations, and heavy lifting operations. When it comes to designing and developing these cutting-edge vessels, Ulstein can be perfect partner. With decades of experience, we excel in crafting tailor-made solutions that maximize efficiency, safety, and environmental sustainability.
As pioneers in offshore vessel design, we remain committed to delivering innovative and reliable vessels that meet the evolving demands of the energy industry.
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.
Update
Six months in: Olympic Notos achieves perfect client satisfaction score
Olympic's latest CSOV, the 'Olympic Notos', has been operational for six months since her delivery, and the feedback is outstanding.
Feature
Three times a lady: Ulstein’s Subsea Rock Installation Vessels
Subsea rock installation is essential for offshore projects, and for over twenty years, Ulstein Design & Solutions BV has been leading the way in vessel design.
Feature
Striking the balance
In today's evolving maritime industry, ship owners encounter challenges and opportunities. What options do you have when markets are unpredictable? Sometimes it's all about striking that perfect balance.
Feature
Putting the X in eXpedition: The rise of X-BOW ships
"When a viral Drake Passage video surfaced showing huge swells crashing over the bow of Quark Expeditions' Ocean Explorer, it wasn't just the power of the Southern Ocean that made waves.
The real star? The ship's cutting-edge X-BOW design."
This quote comes from Alex Loizou at Mundy Adventure.
With his permission, the whole story continues below.
Press Release
thyssenkrupp Marine Systems and Ulstein collaborate on possible frigate contract
Oslo, 26 March 2025: At the Undersea Defence Technology conference, thyssenkrupp Marine Systems and Ulstein Verft signed a Letter of Intent to collaborate on delivering the Royal Norwegian Navy's next advanced frigates.
Feature
Ulstein's SX250 ship design: A game-changer in W2W operations
In February 2025, Ulstein introduced the innovative SX250 design, a vessel specifically engineered to excel in wave heights up to 2 metres Hs. This strategic design choice aligns perfectly with real-world operational data, revealing that 94.2% of walk-to-work (w2w) operations occur in conditions with wave heights below 2 metres.
Feature
Nine reasons why Ulstein's cruise ship designs are worth the investment
In the competitive world of cruise ship ownership, making smart investments is crucial. Ulstein's innovative cruise ship designs offer unparalleled value, combining efficiency, safety, and sustainability. Here's nine reasons why investing in Ulstein's cruise vessels benefit ship owners, operators and passengers.
Press Release
TWIN X-STERN vessel: The construction of the next CSOV for BS Offshore starts at Ulstein Verft
On 11 March 2025, the hull of yard number (Yno) 321 for BS Offshore arrived at Ulstein Verft. This marks the beginning of a new phase in the shipbuilding process. The vessel is designed by Ulstein Design & Solutions AS for ‘walk-to-work’ (W2W) operations, where personnel walks via a motion-compensated gangway from the ship to a wind turbine.
Press Release
Yno 320 launch: A new era for BS Offshore and Ulstein Verft
BS Offshore and Ulstein Verft has passed a significant milestone with the launch of the Yno 320, a state-of-the-art Commissioning Service Operation Vessel (CSOV).
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.
Event
24.06.2025
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26.06.2025
RAI Amsterdam, Netherlands
