Assystem, a major player in energy transition, is announcing its intention to acquire L&T Infrastructure Engineering Limited, an Indian subsidiary of Larsen & Toubro group composed of 431 employees.

This acquisition will complete Assystem’s engineering service offering in India and increase the company’s market share in the rail, transportation and energy sectors and bring enhanced capability in design and planning for projects.

L&T Infrastructure Engineering Limited has offices strategically located in cities across India such as Hyderabad, Mumbai, Delhi, and Chennai.  It has been a key player in design and consulting services for India’s transport and infrastructure development sector since its inception in 1998. Established as L&T-Rambøll Consulting Engineers Limited, the company became the wholly owned subsidiary of L&T in September 2014.

L&T Infrastructure Engineering Limited recorded a revenue of Rs.922 million in the Financial Year 2022-23.

The transaction is expected to be closed on or before the 15th of January 2024, subject to satisfaction of customary conditions precedent.

Ashish Tandon, Managing Director, Assystem Stup said: “This acquisition will be a vital building block in establishing Assystem in India. By combining our expertise, we will create an enhanced and all-encompassing offer to our clients, with a focus on supporting them to bring efficiency and innovation to their projects and support the delivery of their investments on time and within budget.


Assystem, one of the world’s leading independent nuclear engineering companies, is committed to accelerating the energy transition. With more than 55 years of experience in highly regulated sectors with stringent safety and security constraints, the Group provides engineering and project management services as well as digital solutions and services to optimize the performance of complex infrastructure assets throughout their life cycle.

In its 12 countries of operation, Assystem’s 7,000 experts are supporting energy transition. To achieve an affordable low carbon energy supply, Assystem is committed to the development of low carbon electricity (nuclear, renewables and electricity grids) and clean hydrogen.

The Group is also helping drive the use of low carbon electricity in industrial sectors such as transportation. Assystem is currently ranked in the top three of nuclear engineering groups in the world.

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Anne-Charlotte Dagorn
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