• Subsea Specialists Survey, IMR & Construction

    Our aim: safe assets, operating at peak performance

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  • We are subsea This is our domain

    Delivering subsea: people / vessels / equipment

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  • We Listen Then Deliver

    Delivering Safe, Sound and Swift Solutions you can trust

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  • safety is top priority

    Our expertise enables you to make safe decisions

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N-Sea is an Integrated subsea service provider in Survey and IMR (Inspection, Maintenance, Repair). We deliver effective and cost-efficient solutions for subsea infrastructures and assets that meet the needs of the international oil, gas- and renewable industry.

Delivering subsea: from inspections and pre-installation surveys through to construction support and maintenance management to decommissioning, working in challenging conditions without compromising on safety.
Meet us
at the following events
March 2015
Maersk Oil UK

Vessel & daughter craft based nitrox diving services

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Our projects
N-Sea projects: integral to your success.

We offer a combined approach in the implementation of projects. Within N-Sea, all specialisms flow together.
We are a fully integrated service contractor: our survey, offshore and near shore divisions complement each other.
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our films
  • 01 ROTV mounted multibeam with side-scan sonar
  • 02 TUP Diving System transfer under pressure
  • 03 Quad-prop mass flow excavating
  • 04 Launch of the TUP Diving System
  • 05 N-Sea Crew in action

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