Insights

Sustainable Energy Focus Assystem's strong commitment to accelerating the energy transition through nuclear, renewable energy, and low-carbon solutions presents opportunities for consulting and technology services to support clients in expanding their sustainable project portfolios.

Major Industry Partnerships Collaborations with industry leaders such as EDF, Rolls Royce, and Naarea indicate a strategic positioning in cutting-edge nuclear technology and digital twin solutions, paving the way for targeted offerings in digital transformation and advanced simulation tools.

Digital Twin Innovation Assystem's focus on developing digital twins and AI applications for microreactors highlights a market for advanced digital infrastructure, predictive analytics, and simulation services to enhance operational safety and efficiency for nuclear clients.

Geographic Expansion Recent office expansions in the UK and acquisitions like Mactech Energy Group demonstrate a growth trajectory that can be leveraged to deepen market penetration and tailor offerings across different regions and nuclear markets.

Recognition & Awards Industry awards and active participation in safety forums position Assystem as a trusted leader in nuclear safety and performance, providing a compelling narrative to promote consultancy and compliance-related services to other nuclear and industrial clients.

Assystem Tech Stack

Assystem uses 8 technology products and services including QuickBooks, Prometheus, NetApp, and more. Explore Assystem's tech stack below.

  • QuickBooks
    Accounting And Finance
  • Prometheus
    Data Management
  • NetApp
    Data Management
  • ISO/IEC 27001
    Governance, Risk And Compliance
  • Prototype
    Javascript Frameworks
  • Oracle Primavera Cloud
    Project Management
  • New Relic
    Real User Monitoring
  • Google Analytics
    Web Analytics

Media & News

Assystem's Email Address Formats

Assystem uses at least 1 format(s):
Assystem Email FormatsExamplePercentage
FLast@assystem.comJDoe@assystem.com
70%
First.Last@assystem.comJohn.Doe@assystem.com
16%
First@assystem.comJohn@assystem.com
13%
FirstLast@assystem.comJohnDoe@assystem.com
1%

Frequently Asked Questions

Where is Assystem's headquarters located?

Minus sign iconPlus sign icon
Assystem's main headquarters is located at 11 Allée de L'arche Tour Egée Courbevoie, Île-de-france 92400 France. The company has employees across 6 continents, including EuropeAsiaNorth America.

What is Assystem's phone number?

Minus sign iconPlus sign icon
You can contact Assystem's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Assystem's stock symbol?

Minus sign iconPlus sign icon
Assystem is a publicly traded company; the company's stock symbol is 0OA7.L.

What is Assystem's official website and social media links?

Minus sign iconPlus sign icon
Assystem's official website is assystem.com and has social profiles on LinkedInCrunchbase.

How much revenue does Assystem generate?

Minus sign iconPlus sign icon
As of April 2026, Assystem's annual revenue is estimated to be $5B.

What is Assystem's SIC code NAICS code?

Minus sign iconPlus sign icon
Assystem's SIC code is 8711 - Engineering Services NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Assystem have currently?

Minus sign iconPlus sign icon
As of April 2026, Assystem has approximately 8K employees across 6 continents, including EuropeAsiaNorth America. Key team members include Cfo Sbu Ingenierie: G. B.Chief Technology Officer-Svp Digital Transformation: R. P.Chief People Officer: V. V. P. F.. Explore Assystem's employee directory with LeadIQ.

What industry does Assystem belong to?

Minus sign iconPlus sign icon
Assystem operates in the Business Consulting and Services industry.

What technology does Assystem use?

Minus sign iconPlus sign icon
Assystem's tech stack includes QuickBooksPrometheusNetAppISO/IEC 27001PrototypeOracle Primavera CloudNew RelicGoogle Analytics.

What is Assystem's email format?

Minus sign iconPlus sign icon
Assystem's email format typically follows the pattern of FLast@assystem.com. Find more Assystem email formats with LeadIQ.

Assystem

Business Consulting and ServicesÎle-de-france, France5001-10000 Employees

Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition. We see ourselves as an activist in the development of nuclear energy, convinced that it is an essential part of the fight against climate change.

8,000 switchers, spread in 13 countries in Europe, Asia, Africa and the Middle East are working every day to make the energy switch by accelerating the development of nuclear and renewable energies, power grids, clean hydrogen projects and low-carbon transport.

We design and supervise major projects through our engineering activities and accelerate our customers' digital transformation. We also develop new solutions to build faster and improve the performance of complex infrastructures.

59 years of experience have made Assystem a key partner of the world's largest industrial groups: CEA, EDF, ENEC, Enedis, Engie, Framatome, ITER, K.A. CARE, Naval Group, NICDC, Orano, RATP, Rolls Royce, Royal Commission, Sellafield, SNCF...

Assystem is ranked in the Top 3 companies in the nuclear energy sector.

Section iconCompany Overview

Headquarters
11 Allée de L'arche Tour Egée Courbevoie, Île-de-france 92400 France
Phone number
SIC Code
8711 - Engineering Services
Stock Symbol
0OA7.L
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Employees
5001-10000

Section iconFunding & Financials

  • $1B$10B

    Assystem's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Assystem's revenue is estimated to be in the range of $1B$10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.