HSM Offshore Energy and HSM Steel Structures are operating companies of the Andus Group.


Since the early seventies, HSM has completed numerous multi-disciplinary projects for the oil & gas and offshore wind farm industry (HSM Offshore Energy) and the heavy civil engineering industry (HSM Steel Structures).


Please visit HSM Offshore Energy or HSM Steel Structures for more information.



  • Platforms
  • Compression Modules
  • Process Modules
  • Jackets
  • Living Quarters
  • Subsea Manifolds
  • Offshore High Voltage Substations

  • Bridges
  • Barriers and Locks
  • Link Spans