
Subsea vessel designs
Our subsea ship design portfolio delivers flexible, high-performance solutions that enhance operational efficiency, reduce downtime, and optimise lifecycle costs. Whether for offshore construction, well intervention, inspection, maintenance & repair (IMR), or subsea umbilicals, risers, and flowlines (SURF), our advanced technologies ensure reliability and adaptability in the most demanding underwater environments.
Subsea vessel designs for a greener, smarter future
Our next-generation subsea vessel designs are crafted to enhance efficiency, reduce operational costs, and deliver superior performance in the most demanding offshore environments. Whether supporting offshore construction, well intervention, inspection, maintenance & repair (IMR), or subsea umbilicals, risers, and flowlines (SURF), our adaptable and future-ready solutions ensure reliability, safety, efficiency, and environmental responsibility.
Beyond subsea operations, Kongsberg Maritime is leading the way in offshore renewable energy. With the recent launch of our advanced floating wind technology, we are accelerating the shift towards sustainable energy by providing innovative solutions that optimise the efficiency and reliability of floating wind farms – powering a cleaner future for generations to come.
Some of our designs in the Subsea portfolio:

UT 7622 WP - Subsea construction/IMR

UT 7623 SEV - Sustainable energy vessel

UT 7625 - Subsea construction vessel

UT 7625 C - Subsea construction vessel

UT 7628 - Floating offshore wind vessel

UT 7632 - Utility construction vessel
Pioneering sustainable solutions in subsea vessel design
Our offshore subsea vessel designs combine innovation and sustainability to meet the evolving demands of the marine industry. Engineered for peak performance in harsh offshore conditions, they support critical operations such as offshore construction, well Intervention, inspection, maintenance & repair (IMR), and subsea umbilicals, risers & flowlines (SURF). With a focus on reducing environmental impact, improving operational efficiency, and enhancing safety, our vessels are built for the future.
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Hybrid propulsion and emission-reducing technologies for greener operations
Lower environmental footprint -
Adaptable designs to support a wide range of offshore applications
Multi-purpose functionality -
Smart automation and real-time data monitoring that enhance operational efficiency
Cutting-edge digitalisation -
Engineered for extreme marine conditions with a focus on crew and asset protection
Uncompromised safety & durability
Advanced mooring solutions
Our advanced mooring solutions are designed to enhance the performance, safety, and reliability of your vessels. By choosing our innovative designs, you ensure seamless integration, reduced operational risks, and improved efficiency across all marine environments. With a focus on durability and adaptability, our mooring systems provide the stability and control needed for both traditional and future-ready offshore operations, including floating wind and dynamic positioning applications.
Comprehensive product portfolio for subsea vessel operations
Explore our product portfolio designed to drive performance, sustainability, and efficiency in the subsea vessel sector. Our cutting-edge solutions, ranging from advanced vessel designs to smart digital technologies, empower your fleet to tackle the most demanding offshore operations. With a focus on reducing environmental impact, maximising performance, and enhancing safety, our vessels are built to support a wide range of subsea applications, from offshore construction to floating wind energy solutions.

Design conversions: breathing new life into your vessel
Our team has a long experience in transforming existing vessels into high-performing assets for new segments – ensuring quick delivery, seamless integration, and compliance with industry standards to extend your vessel's lifespan.
Decarbonisation by design
Celebrate 50 years of innovation with Kongsberg Maritime! Discover our journey – from pioneering designs in the 1970s to delivering today's energy efficient vessels.









