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.
Feature
Bridging the Offshore Wind Installation capacity gap
The expected global gap in vessel capacity for foundation installation and transportation for ever-growing offshore wind components can slow down the growth speed of offshore wind farm developments across the globe.
We accept the design challenge.
Feature
Solving the cable laying challenge
In the vast expanse of offshore wind energy, cable-laying vessels are essential—the silent architects of our renewable future. As wind farms grow larger and more ambitious, the demand for efficient cable installations has intensified. Enter the ULSTEIN SX225, a vessel designed to tackle the challenges head-on.
Feature
Dedication to offshore wind
Offshore wind energy generation is one means to reach international climate goals. Ulstein has developed offshore wind designs since 2006. The designs draw on our broad experience in oil and gas, and range from new turbine installation concepts to foundation installation vessels and service operation vessels.
Update
Shanghai Electric’s 'ZHI ZHEN 100' excels thorough offshore equipment test
Against the backdrop of the Shanghai Electric wind farm, the Ulstein-designed vessel underwent thorough scrutiny.
Update
Keel laying ceremony for the CLV vessel Nexans Electra
On 4 April 2024, the keel laying ceremony took place for the DP3 cable laying vessel (CLV) Nexans Electra. This vessel will transport and lay various types of subsea cables, including cable bundles, as well as handle recovery and repair operations for Nexans Marine Operations AS in Norway.
Update
Launch of first Olympic CSOV
On Saturday, 6 April, the CSOV Olympic Boreas was launched from the dock hall at Ulstein Verft, Norway. The vessel is based on the novel TWIN X-STERN solution, a '4-wheel-drive' solution for the seas.
Update
Aurora Expeditions to welcome third X-BOW ship, 'Douglas Mawson', to fleet
Aurora Expeditions, the Australian-owned expedition travel company, will soon welcome its third purpose-built small expedition ship, Douglas Mawson, to its family of pioneering vessels. The cruise vessel, based on the ULSTEIN CX103 design, is due to begin sailing in December 2025.
Feature
ULSTEIN SX232- Subsea vessel for demanding offshore energy tasks
The offshore energy market is booming, and so is the demand for subsea vessels that can operate in challenging environments and perform complex tasks. Whether installing, maintaining, or decommissioning offshore wind farms or oil and gas platforms, subsea vessels need to be flexible, efficient, and reliable.
Update
This is how Ulstein Verft will convert the feed carrier Eidsvaag Pioner
Ulstein Verft will convert the fish feed carrier Eidsvaag Pioner with a modern feed discharge system. This is a large and comprehensive project. A large part of the scope will mainly affect the steel and outfitting department but during its stay the project will at some point engage all the departments in Ulstein Verft.
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.
