We provide subsea life of field services solution that are integrated, comprehensive, generate greater value and reduced ownership costs of operation to our clients.

Joas Integrated Services Limited (JISL) range of services are aimed at optimizing project delivery cost in accordance to scope and expectation requirement to our clients during planning, construction/fabrication, pre-installation, installation activities so as to improve and/or sustain the production levels as well as extending the life of deepwater installation.

Our services under Subsea Engineering are, but, not limited to the following:

  • Provision of topside equipments such as FPSOs, FSOs, Various Marine Vessels, Jack Up Barges, Storage Barges, Self Propelled Barges, Tanker Vessels, Construction & Accommodation Work Boat, etc.
  • Provision of ROV (Remotely Operated Vehicles) and associated tools.
  • Provision and Installations of Subsea Production System (SPS) Equipment, Subsea Separation Equipment, SURF (Subsea Umbilicals, Risers, & Flow lines).
  • Flow Assurance Services.
  • Installation, Work Over and Control Systems (IWOCS).
  • Subsea Pipeline Inspection, Maintenance, Repairs and/or Replacement.
  • Reliability & Asset Integrity Services.
  • Subsea Corrosion Control Services
  • Analysis, Supply and Installation of Materials at the Offshore Environment.
  • Diving Support Services.
  • Provision of Communication Solution from Subsea to Topside.
  • Asset Tracking
  • Underwater Survey and Mapping Services.
  • Dredging Services.
  • Pipe Recovery, Onsite Machining and Cutting.
  • Production String Recovering.
  • BOP (Blowout Prevention) Intervention and Control System Services.
  • Riserless Well Intervention Services.
  • Subsea Pig Launchers/Receivers.
  • Subsea Valves – Hydraulic Directional Control Valves (HDCV), Subsea Control Units, Rotary Control Valves and Chemical Injection Throttle.
  • All other related Subsea Engineering Services and/or Supply.


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