DN5 Marine

Engineering solutions for the next generation

Established in the year 2011 as an LLC company in the UAE, DN5 Marine Pvt Ltd commenced marine engineering operations and has grown into one of the leading offshore diving, engineering, NDT, and maintenance contractors. Working with clients worldwide, DN5 is now an internationally recognized firm, apart from being the most trusted service provider of customized marine construction and infrastructure support across Asia-Pacific & the Middle East. With its foundations in Marine Engineering, DN5 Group has diversified into fields such as Defence, Civil, Renewable Energy and Biomedical Engineering and is continually expanding into a multifaceted global company.

Our Services

DN5 Marine has been at the forefront of the marine industry, especially in diving & NDT services, with major projects in the oil and gas sector worldwide. DN5 Marine is accredited and equipped for all air and saturation diving operations by the major classification society, IMCA.

Our team includes professionally trained and qualified IMCA Divers and Equipment & Diving Supervisors. Our inventory includes all calibrated diving & NDT testing equipment such as hydraulic power packs, underwater MPI, eddy current and ultrasonic inspection kits, KMB, Superlite series and high resolution cameras.

Site operations are backed by our quality management system and operating procedures to provide a safe working environment for our people. DN5 also provides additional management, engineering personnel and CSWIP qualified divers to take control of the inspection program including all design, site management and final reporting.


  • Underwater NDT inspections
  • Underwater hyperbaric welding & cutting
  • Underwater onshore vessels maintenance (to avoid dry dock as per required CLASS)
  • Sea-bed survey
  • Oyster rock laying
  • Sea-bed leveling
  • Port constructions by block placing
  • Concrete matters laying
  • Sheet piling
  • Coffer dam construction up to 15-m depth (onshore)


  • Air & saturation diving
  • Anodes installation & salvage
  • All types of NDT inspections with rope access
  • ROV Inspections & underwater operations, e.g. Trenching, SAT-Guide, and SAT Support.
  • FPSO (floating production and storage operation) installation & commissioning
  • Complete maintenance of RIG/SBM
  • All types of pipeline/power cable laying
  • Complete support to offshore projects

Our Clients