• 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
April 2018

Decommissioning Project

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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 jobs
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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 N-Sea Crew in action

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