Energie Nucléaire

Products & Services

IT services

  • Design and development
  • Construction/Installation
  • Maintenance/Plant operation

Civil works, supports

  • Design and development

Decommissioning and waste management

  • Design and development
  • Other services

Water Treatment

  • Design and development


  • Design and development

Electricity, computing, I&C

  • Design and development


Egis (€1,5 Billion turnover 2022, 16,000 employees in the world) is an international player active in the consulting, construction engineering and mobility service sectors. 
With more than 70 years of experience in the nuclear industry, we offer integrated research, consulting, engineering and project management services, supplying our clients with safe infrastructure solutions for nuclear power. Egis supports its clients in the design and construction of nuclear infrastructures (power reactors, SMR projects, research reactors including fusion) as well as in the fuel fabrication and radioactive waste disposal and management solutions (in particular via our specialised subsidiary Galson Sciences ltd).
We support our clients throughout the overall nuclear facility lifecycle from greenfield to operation, decommissioning and clean up, by offering a multidisciplinary and integrated approach.


ISO_19443, ISO_9001, ISO_14001, ISO_45001, RCC_M, Qualianor RP, Qualifoudre, OPQIBI, Qualification EDF UTO, Agrément Framatome, Eurocodes, ISO 37001, Cyber-essentials+


EDF- France, CEA - France, ANDRA - France, Technicatom - France, Orano - France

Reference nuclear projects

INTERNATIONAL THERMONUCLEAR EXPERIMENTAL REACTOR (ITER) - France, EPR Hinkley Point C - United Kingdom, EPR Taishan - People's Republic of China, EPR 2 - France, EPR Flamanville 3 - France, ACIT (CEA DAM) - France, Reactor Jules Horowitz (CEA DEN) - France, MASURCA (CEA DEN) - France, Khmelnytsky - Ukraine, Comurhex II (Tricastin) - France, Storage center (CSA,ANDRA - France.

Implementation countries

Nuclear activity

  • France
  • India
  • Poland
  • United Kingdom

Exportation countries

From France in the nuclear

  • China
  • Finland
  • India
  • United Kingdom
  • Ukraine
  • South Africa
  • Belgium
  • Canada
  • South Korea
  • United States
  • Japan
  • Kazakhstan
  • Mongolia
  • Niger
  • Norway
  • Netherlands
  • Slovakia
  • Sweden
  • Switzerland
How can we support you ?

How can we support you ?

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