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Specializing in electrical engineering, environmental engineering, mechanical engineering and telecommunications, from design to operation and maintenance, the Energy branch of Eiffage Group has over 25,000 employees and generated a turnover of 3 3 billion euros in 2014.

VINCI Energies

Connections, performance, energy efficiency, datas: in a changing world, VINCI Energies accelerates the deployment of new technologies to achieve two major changes: the digital transformation and energy transition.


Engie, formerly GDF Suez is a French energy industry group. It is the third largest group in the energy sector (excluding oil) in 2015.
Engie is present on three main activities: electricity, gas and energy services.


Independent European leader in multi-technical services in the areas of energy and communications, SPIE supports its clients in the design, construction, operation and maintenance of energy-efficient facilities and environmentally friendly.


Siemens is an international group of German origin specialized in high technology and present in the sectors of industry, energy and health. It was founded in 1847 by Werner von Siemens. The group, headquartered in Munich, is the largest engineering company (in terms of staff) in Europe


Schneider Electric SE is a European industrial group with an international dimension, which manufactures and provides power management products, automation and solutions for the business. Its headquarters is located in Rueil-Malmaison in Hauts-de-Seine and the management is divided into three divisions, the headquarters of Rueil, North Andover United States, and Hong Kong

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