^ Back to Top


Assystem is the leading international Engineering and Innovation Consultancy group serving customers across the globe. Assystem, today with its global presence, delivers services throughout the product life cycle- from the initial R&D stage to the final product roll out and maintenance stage. We primarily cover the entire array of Aeronautics & Space, Automotive and the Energy & Nuclear sectors. Powered by a global delivery model clubbed with local assistance to all our customers world-wide, our expertise supported by five decades of innovation & consulting experience, enables us to add value and benefit our customers in varied domains.

Assystem India is the 100% subsidiary of the Assystem GROUP in existence since 2003. We are located in Bangalore and Chennai with our global head-quarters at France. Assystem India is equipped with state-of-art infrastructure supporting the global delivery model of Assystem. Our GLOCAL approach has helped us gain the trust of the biggest names in the industries we serve. Through this GLOCAL approach we have enabled synergy amongst our global units to serve both our global customers and the Indian engineering companies operating in the Automotive, Aerospace & Defense, Locomotives and Energy & Nuclear industries.

Assystem utilizes the expertise of nearly 12,000 employees located at our global delivery centers spread across 20 countries including France, India, UK, Germany to name a few.


ASSYSTEM India has evolved into playing a key role as strategic partners with its customers since its inception in 2003.

  • 2003: Formation of ATENA India as a captive centre of ATENA GmbH, Germany (A 100% subsidiary of MTU Aero-Engines)
  • 2005: ATENA GmbH acquired by Assystem SA, France from MTU Aero-Engines, Germany
  • 2007: ATENA India under the ASSYSTEM GROUP turns into profit centre from being a captive operations centre
  • 2008: ATENA India is rechristened as Assystem India PRIVATE LTD.
  • 2010: Assystem India PVT. LTD. expands into a brand new office space
  • 2011: Assystem gets a new corporate identity. Sets on A NEW PATH TO GROWTH

Assystem Technologies India Pvt. Ltd. (formerly known as Silver Atena Electronic Systems (India) Pvt. Ltd.) was formed in 2008 with the merger of Silver Software and Atena Technology & Systems.The two companies capabilities cover a spectrum of systems, hardware and software engineering skills applied across multiple safety critical industries such as aerospace, automotive, defence, industrial and rail.

  • 1998: Formation of "Atena Gesellschaft für Engineering Services mbH" (Joint-Venture of MTU Aero Engines and Brunel International)
  • 2002: MTU Aero Engines takes over ATENA shares from Brunel
  • 2003: Formation of Atena India Private Limited
  • 2004:
    • Named into "Atena Engineering GmbH"
    • Karlsfeld and Munich offices centralised
  • 2005 :
    • Atena is Airbus approved Supplier
    • Assystem became Shareholder of Atena
    • Atena accredited ISO 9001:2000 & EN 9100:2003
  • 2008 :
    • BU Technology & Systems renamed to "Silver Atena Electronic Systems Engineering GmbH"
    • Joint Venture of Atena's electronics BU Technology & Systems and Silver Software