Company Story
1985 - Assystem S.A. was founded by Dominique Louis
1990 - The company started to expand its operations in Europe
1995 - Assystem S.A. went public with an initial public offering (IPO)
2000 - The company started to expand its operations in Asia
2005 - Assystem S.A. acquired several companies to expand its services
2010 - The company started to focus on nuclear and energy sectors
2015 - Assystem S.A. acquired SQS, a software testing company
2018 - The company acquired a majority stake in Adelene, a cybersecurity company