About Assystem

Company Description

Assystem is a French engineering company specialised in managing complex projects, with a staff of some 6,000 employees and annual revenues of 500 million Euros. It is listed on the Paris stock exchange but was founded with mainly family capital.

Assystem operates in the sectors of nuclear, renewables energies, transportation, and industry. Assystem operates in 13 countries over Europe, Asia, Africa and the Middle East. It is the 2nd independent nuclear engineering in the world and one of the leading players in the fields of safety, security, digitization and systems engineering.

50 years of experience have made Assystem a key partner of the world's largest industrial groups: CEA, RATP, TotalEnergies, Saudi Aramco, Saudi Royal Commission, Framatome, Orano, Alstom, EDF, Rolls Royce, Thales Dassault Systemes, SNCF, Rosatom...

Served area





Tour Egée 9-11 Allée de l'Arche, 92400 Courbevoie – France

Shareholder information

Shares outstanding



Jan. 1, 2020

Stock exchange(s)

Euronext Paris



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