As an independent company, our commitment is to develop project driven solutions with a strong know-how and a success oriented international team.


Founded in 2002, MAREAL is originally addressing the design and analysis of offshore structures for the Oil & Gas. Since 2011, MAREAL has been involved in Marine Renewable Energy and Civil Engineering projects through its subsidiary CETEAL. In 2016, Mareal joined STAPEM OFFSHOREIn 2021, MAREAL merged with CETEAL.

Four Business Units

MAREAL organization is broken down in four Business units corresponding to its three sectors of activity:

  • Oil & Gas
  • MRE
  • Civil Engineering


MAREAL has a strong experience in the design of structures. Therefore, we are devoted to help you at every stage of your project. From feasibility to detailed engineering and construction drawings, our process meets the construction and installation requirements. We mobilize our forces to coordinate all the interfaces of the project.

  • Feed & Basic Engineering

    • Conceptual studies
    • Feasibility studies
    • Basic engineering
  • Execution engineering

    • Sizing of foundations
    • Cost estimate
    • Construction drawing
    • Certification plan
  • Third part

    • Expertise
    • Survey

We adapt to the project specificities towards optimization and performance, would this be driven by construction efficiency, installation robustness, weight control or planning and schedule. We benefit from the required expertise to review the specifications and to take a stand at the table of certification.

Software products we use

  • Structural Analysis: STRUDL-X, SACS, SESAM, USFOS, STAAD Pro, and NSO
  • Hydrodynamic and floating systems: MOSES
  • Finite Element Analyses: ABAQUS