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We offer tailored solutions to nuclear power plants and other nuclear facilities from the beginning of the operation to final decommissioning, such as equipment supply, maintenance, repair activities or waste treatment.


idiAdvanced Technology Center

We have an Advanced Technology Center with accredited laboratories for metrology requirements and material testing. We also offer our automation capabilities and innovative manufacturing processes.


caskFuel Management

We offer an integral spent fuel storage and transport service. We have wide and proven experience in this field. We also design racks and containers.


Ensa participates in SOLECOM project to look for more efficient solutions in cask design of nuclear fuel through composite materials

Maliaño, April, 17, 2019.- Equipos Nucleares S.A., S.M.E (Ensa) participates, within a consortium established by [...]

Ensa successfully completed the installation of five racks at the Olkiluoto plant in Finland

Maliaño, April 12, 2019- Equipos Nucleares S.A., S.M.E (Ensa) successfully completed the installation of five [...]

Ensa sent its second ENUN 32P cask to Almaraz Nuclear Power Plant

  Maliaño, April the 8, 2019.- Equipos Nucleares S.A., S.M.E (Ensa) sent its second ENUN 32P [...]


  • Continuous Improvement Plan
  • Research and Development
  • Human Performance
  • Health and Safety
  • Permanent Technological Innovation


ENWESA is a company specialized in the maintenance and installation of mechanical and communication systems, with ample experience in nuclear services to the power generation industry. It is also well established in other areas such as petro-chemical plants, railway, marine industry, and many others.