Assystem
Assystem is an independent international engineering and project management company founded in 1966 and based in Courbevoie, France. With a presence in 13 countries and around 8,000 employees, Assystem generated €611 million in sales and ranks among the top three nuclear engineering companies globally. The company focuses on accelerating the energy transition by optimizing complex infrastructure projects in highly regulated sectors. Assystem offers a wide range of services, including engineering and project management, digital transformation consulting, and specialized infrastructure services such as decommissioning and waste processing. It serves various industries, including nuclear, hydrogen, renewables, transportation, and defense, contributing to the development of low-carbon electricity and sustainable energy solutions.
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Headcount trend
Assystem went from 418 employees in Jul 2023 to 601 in Jun 2025. Jan to Jun 2025: 69 people joined, 49 left.
Headcount data through Jun 2025
Org structure
Headcount by department
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All salaries11 salary profiles in India
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Assystem FAQ
How many employees does Assystem have?
Assystem has about 601 employees, up 1.2% over the 3 months to Jun 2025.
What is Assystem's revenue per employee?
Assystem makes about $1.06M in revenue per employee, based on $636.87M annual revenue and 601 employees.
How much does Assystem pay?
6figr has 11 salary profiles for Assystem in India, with pay broken down by role, level and gender on the Assystem salaries page. See Assystem salaries
Is Assystem a public company?
Yes. Assystem is publicly traded under the ticker ASY.PA on PAR.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.