- Projects
- Bespoke pontoon solutions
- Marine engineering
- Mermaid®
- Mooring analysis
- Survey services
- Marine consultancy and project management
- Services
- Integrated marine services
- Wind turbine blade IRM
- Offshore Wind Management System®
- Ship-to-Turbine™
- Offshore personnel
- Vessels and associated services
- Offshore marine equipment
- Temporary power and refuelling solutions
- Multi-skilled personnel
- Rope access services
- Confined space entry teams
- Emergency response teams (ERTs)
- Ancillary diving equipment
- Containerised decompression chambers
- Containerised dive control packages
- Containerised diver hot water system
- Containerised nitrox blender
- Daughter craft air dive systems
- Launch and recovery systems
- Diving equipment design services
- JFMS and its subsidiary Rotos 360 secures framework blade maintenance and repair contract with Vattenfall
- Subsea cable installation providers Prysmian Group takes Mermaid® to reduce weather risk and optimise offshore operations
- JFMS teams up with not-for-profit to promote clean and healthy oceans
- James Fisher nets contract to ensure future O&M performance at East Anglia ONE
- Archive

Subsea inspection, repair and maintenance (IRM)
James Fisher Marine Services delivers annual subsea inspection, repair and maintenance (IRM) campaigns for leading offshore operators.
Subsea inspection, repair and maintenance (IRM) is an essential part of James Fisher Marine Services' (JFMS) capability with significant resources dedicated to the offshore oil and gas and renewable energy sectors.
We specialise in subsea asset management including FPSOs, oil and gas platforms, offshore renewable structures, pipelines and vessels.
Delivering subsea operational and cost effectiveness
Constantly developing procedures and capabilities in-line with customers, we work to keep ahead of the market in delivering innovative solutions that promote operational and cost effectiveness. Understanding the competitiveness in the market, we ensure all IRM solutions are completed on-time and within budget.
Subsea inspection, repair and maintenance (IRM) services:
- Underwater inspection in lieu of dry dock (UWILD) surveys for offshore installations and vessels
- Pile wrapping
- Underwater jetting
- Subsea grit entrained cleaning systems
- Anode replacement
- Cathodic protection inspections
- Riser clamp change out
- Mattress laying
- Cable inspection and fault finding