Look back with pride. Look forward with anticipation.

Expleo was born in 2017, when the outsourced R&D division of Assystem became the independent company Assystem Technologies. In 2018, Assystem Technologies acquired SQS (Software Quality Systems AG) to form a single organisation, later joined by management consultants Moorhouse and then Stirling Dynamics, a marine and aerospace specialist.


  • 2020

    Rajesh Krishnamurthy appointed CEO of Expleo to lead next step of services and delivery model transformation.

  • 2020

    Expleo celebrates the one-year anniversary of its relaunch under a new identity.

  • 2019

    Expleo supports clients by opening offices in Australia, Czech Republic, Philippines and Russia.

  • 2019

    Assystem Technologies group of companies becomes Expleo.

  • 2018

    Assystem Technologies acquires SQS Software Quality Systems AG (SQS).

  • 2018

    Assystem Technologies acquires Moorhouse, a UK-based management consultancy.

  • 2018

    Assystem Technologies acquires Stirling Dynamics, a UK-based marine and aerospace engineering specialist.

  • 2017

    The outsourced R&D division of Assystem SA, Global Product Solutions (GPS), breaks away to become an independent company, Assystem Technologies, opening new growth opportunities.

  • 2015

    SQS收购美国管理咨询公司Trissential LLC。

  • 2013

    SQS acquires a majority stake in Thinksoft Global Services Ltd, greatly increasing its activity from Indian offshore centres.

  • 1997

    Assystem opens its first German subsidiary, in Hamburg.

  • 1982
  • 1966

    ATEM engineering firm (to become Assystem in 1995) founded in Paris, France to develop plants in the steel and nuclear industries.