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ALTEN

  • 40 avenue André Morizet
  • 92513 CEDEX BOULOGNE BILLANCOURT, France
  • +33 (0) 1 46 08 70 00
  • +33 (0) 1 46 08 73 03
In numbers
  • Creation: 1988
  • Capital: 33 290 778 ,96 EUR
  • Employees: 20 400
  • Siret: 34860741700055
  • Turnover: 1 540 900 000 EUR (2015)

Areas of specialization


Engineering & Consultancy

ALTEN | Boulogne Billancourt