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D7 is a company specialised in engineering missions relative to maintaining and dismantling operations in the nuclear field and to any field of industry and building related to an hostile environment and all types of environmental nuisances (Asbestos, lead, mercury PCB, sodium …) .

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We operate in most of the power stations in partnership with COGEMA,SGN,CIDEN,TECHNICATOME…. the main companies of the AREVA CEA et EDF groups.

Fully conscious of the constraints all the actors have to face, our culture is to operate on your behalf :

  • Either on an all-inclusive basis,
  • Or by integrating our teams and our know-how to your goals, your tools and your experience and by assisting the construction company and/or the project manager.
The very nature of the nuclear business line calls for the highest professional awareness , which is reflected in the high level of know–how, and a continuing watchfulness in matters of safety, security, quality of waste disposal and environmental protection.

Our will is to accompany you while controlling costs and meeting deadlines.

It profits:
  • The reactivity and adaptability of a SME
  • The field experience of the Groupe SAT Europe in the nuclear indusry

D7 was founded in 2009

Of course, we adhere to the EDF and AREVA Charts. Thus coming within your framework of permanent progress and sustainable development incurred by today’s challenges. concerning mainly the balance between the needs in energy and planet preservation.