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Combining the expertise and resources of the Group's four subsidiaries, ALSYMEX offers its customers high added values solutions and services:

  • Feasibility studies
  • Engineering: machining, welding, vacuum
  • Detailed design: mechanical, thermomechanical, seismicity, vacuum, optical
  • Creation of high-precision mechanical and opto-mechanical assemblies: sheet metal work, mechanized welding, machining
  • Integration of complex systems in ISO 5 to ISO 8 class clean environments
  • Non-destructive testing
  • On-site installation
  • Maintenance of mechanical, opto-mechanical, vacuum and high-voltage systems for large scientific instruments and nuclear-powered sites
  • Major programme management

ALSYMEX is active in the fields of defence, energy, aeronautics and major research infrastructures.


Parc Saint-Exupéry
10 rue de Bacaris – BP 30059
33 703 Mérignac cedex

+33 (0)5 56 13 84 44
ALSYMEX: defence, energy, aeronautics and major research infrastructures