Mike Efthymiou

Mike Efthymiou

Senior Industry Fellow

Senior Industry Fellow
SmartEN-i Research Group
Cyprus University of Technology


Obtained BSc and MSc, degrees in Civil and Structural Engineering, University of Manchester, UK and PhD in Offshore Engineering also from University of Manchester. He has worked with Shell for over 30 years, retiring in 2013 after serving as Engineering Manager for Offshore Structures and Metocean for Europe Middle East & Africa. Highlights of contributions to Offshore Oil & Gas industry include:

  • Development of Equations for Stress Concentration Factors in Tubular Joints, widely used in design of offshore structures worldwide and recommended in international Standards, notably ISO 19902, API RP 2A, NORSOK.
  • Ultimate strength and reliability-based design of offshore platforms. This work resulted in Best Paper Award at OMAE’96 and has formed the basis for the ultimate strength provisions and action factors in ISO Standard on Steel Offshore Platforms, ISO 19902.
  • In 2002 Efthymiou was named as Offshore Pioneer by the Offshore Energy Centre, Houston, USA for his pioneering contributions to the offshore industry – safety and reliability.
  • Lead Structural Engineer for topsides design of the Sakhalin Offshore Platforms 2003-2005. Project was first major arctic project and one of the biggest projects ever, currently producing 400,000 boe. In 2005 received Best Paper Award at OTC, Houston, for paper on the design of the Sakhalin Offshore Facilities.
  • Pioneering contributions to the development of first Floating LNG installation in Shell, holding several Patents on aspects of the technology and the role of Technical Authority during FEED and Detailed Design for turret, moorings, production risers and topsides structural design.

Mike has published many technical papers and Patents in the areas of fixed offshore platforms and floating systems. After retiring from Shell in 2013 Mike was appointed Professor of Offshore Structures at University of Western Australia. In February 2014 was appointed to the Board of Directors of Cyprus Hydrocarbons Company.