• Water

  • Civil engineering/Road and utilities

  • Telecommunications

  • Energy

  • Services

SADE specialises in the design, construction, rehabilitation and maintenance of networks and related facilities, for its municipal, industrial and private clients.

Our Operations

Our solutions

SADE implements a wide range of techniques and offers tailored solutions that both meet the clients’ requirements and fit their constraints.


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Belgium March 2020


In Hainault and Charleroi and in the framework of a purchase order contract, SWDE (Walloon Water...

Seine-et-Marne February 2020


Over a 4-year period, SADE will be carrying out all the construction, repair, renewal, modification...

SADE - 23-25 av. du Docteur Lannelongue - CS 51450 - 75685 Paris Cedex 14