From the design and manufacturing of riser applications and specialist subsea equipment to rig servicing, ISS services, mooring systems and IMR lifecycle services for rigs and vessels, our companies cover a wide range of products and services. We help to ensure the efficient and reliable operation of installations. Our companies’ contribution also plays a central role in reducing risks and optimizing the customers’ maintenance work. Through our services, we enable increased reuse in the offshore industry.


Reliable solutions

With high internal competence within project management, engineering, fabrication and installation, we offer sophisticated and reliable mooring solutions to floating structures.

Through a continuous focus on quality and functional design, we always strive to find the optimal solution for each project. By developing smarter and more cost-effective solutions together with our customers – we deliver mooring to rely on.

Seasystems operates in several segments, such as floating wind, oil & gas and fish farming.
Seasystems is located at Vestby, about 40 kilometer outside Oslo City.

Our mooring solutions can include:

  • Brackets
  • Turrets
  • Chains
  • Tensioners

PSW Solutions

World class facilities

Our state-of-the art facilities, strategically located in close proximity to Mongstad base, are purpose-built for safety, quality, delivery and cost optimization. Our production facility can handle large modules with regards to weight and volume, providing access to both ends of the unit for up to 32 meters length.

With extensive experience from on/offshore installations, PSW Solutions provides a unique expertise in the planning and execution of ISS (Insulation, Scaffolding and Surface treatment) services.

PSW offers a range of services at Mongstad, our services include:

  • Sandblasting and surface treatment
  • Metallization
  • Buoyancy repair
  • Complete riser repair service center
  • Complete NDT services (Non-Destructive Testing)
  • Control of lifting equipment both onshore and offshore

PSW Technology

Complete life cycle services

PSW Technology offers a wide range of services and solutions to the global drilling industry.

PSW has all the expertise our customers require in one place. Our facilities at Mongstad is ideally situated to provide IMR services to both the Norwegian and British sectors of the North Sea. Our proximity to Sløvåg and PSW Offshore Wind & Yard makes us a full-service provider for your rig or vessel maintenance needs.

Our services:

  • Rig services
  • Capping services
  • Equipment support
  • Make and break services
  • IMR lifecycle services
  • Welding
  • Asset integrity management


Reliable control

Skarpenord is one of the world’s leading suppliers of valve remote control systems for shipping and the oil and gas industry.
More than 40 years in the business makes us an experienced supplier. From our two locations in Norway, the workshop (4500m2) and administration at Rjukan, and the sales, technical and project department at Husnes, we provide:

  • Actuators
  • Solenoid valve cabinets,
  • Hydraulic power units
  • Computerized valve control


Solving subsea complexity

Subseatec is one of the world’s most experienced specialist companies in the world regarding for riser applications to the oil and gas industry.

We handle product development, sales, and contract management. The manufacturing of our products is carried out by steel producing companies in Sweden, together with established partners and vendors outside the company.

  • Risers – SCR & TTR
  • Pipe & flow lines
  • Bodies
  • Other subsea

Wear Solutions

We extend the lifetime of your parts

Wear Solutions AS was established together with Subseatec in 2023. The founders have a wide and vast experience of wear solution technologies, both within oil & gas and land-based industry. Wear Solution’s main product areas are:

  • Thermal spraying (HVOF, HVAF, Arc Spray)
  • Sintering
  • Hardfacing
  • Wear plates
  • Composites
  • Industry ceramics, -rubber and -plastics