About Z-Subsea

Z-Subsea Limited is an independent, impartial multi-disciplinary engineering consultancy, with expertise in provision of integrated services to the oil and gas industry from concept, to Front-End Engineering (FEED), detailed design, operations and all the way through to de-commissioning. Our expertise could be employed from the well head, to pipelines, structures, risers and to subsea controlling facilities topside (on platform or FPSOs).

Established in London, UK in December 2011, Z-Subsea personnel have first class reputation for providing Subsea systems (subsea production system, risers, umbilical and flowlines) design, full-life cycle integrity Engineering and management services. Theses services are delivered by our team of internationally respected consultants and engineers and support staff whose knowledge and expertise are available to Z-Subsea clients at any time.

We also recognize the need for highly qualified engineers in the oil and gas industry hence contributing to industry by delivering specialized oil & gas training courses (standard and tailor-made) globally.

Our mission is to provide world class multi-disciplinary, integrated and impartial Subsea design and Integrity consultancy to create value for our clients by enhanced quality of new designs and life extension of existing assets through our services.

Certifications & Memberships

Z-Subsea Ltd. have been assessed and approved by QMS International PLC to the ISO 9001 and 14001.

Z-Subsea is also a registered member of FPAL and also member of “Oil & Gas UK” and “Subsea UK”.

Z-Subsea Projects

Some of the Z-Subsea projects are listed below:

  • Z-Subsea Material and Integrity team was invited by Oman Gas Company (OGC) to perform an audit of their Integrity Department based in Muscat. Z-Subsea team deployed to Oman and within 2 weeks stay in the country and interviewing 20 OGC key personnel, followed by visits to OGC’s 6 gas transportation terminals across the company, and successfully concluded the project on time and to the budget. A final audit report based on the observations recorded by Z-Subsea team member was then prepared and submitted to OGC.
  • Tee and Wye piece design to ASME VIII Div. 2, in challenging Ultra Deep Water, 2300m water depth offshore Brazil for Petrobras.
  • Materials/ECA Technical Authority for Tullow Oil TEN project in Ghana
  • Advising TAQA on Inspection, monitoring and integrity management of 12 J-Tubes within concrete caissons and suggesting mitigation measures.
  • Tullow Oil -UK: Materials/Welding and integrity consultancy supports to T.E.N project in Ghana
  • Fairlead Maritime: Dynamic Nonlinear FEM of semi-sub impact to jacket
  • Neptune Marine Services (Neptune) – Australia: Verifcation and Development of Free-Span and VIV analysis tool
  • DNV – Middle East: Design verification of topside modification of Bukha-A Platform including piping, process and material disciplines – Oman Oil Company Exploration & Production LLC (OOCEP)
  • DNV- Middle East: Design verification of subsea pipeline of Musandam Gas Plant Project – Oman Oil Company Exploration & Production LLC (OOCEP)
  • DNV – Middle East: Preparation of design Performance Standards for onshore pipeline, structures and facilities – PDO
  • Technical Training Courses: In addition to the consultancy services, Z-Subsea have been involved in Subsea and Materials/Integrity Engineering training courses worldwide. Neptune Marine Services in Australia, PetroVietnam in Vietnam (PVD Training), IBC Asia (Singapore) and L G Lauarent (China) are among Z-Subsea international clients. Recently Z-Subsea and NES Global Talent have also signed an agreement to join force in provision of in-house long term training courses to the oil and gas industry.

If you have any enquiry about Z-Subsea services please contact us .