What CRA does

Assystem is a French-headquartered engineering and digital services firm founded in 1966, publicly listed on Euronext under ticker ASY, with 8,000+ employees across 13 countries and 5,000 nuclear specialists within the workforce. The company provides specialized consulting across the full nuclear installation lifecycle — from pre-construction and licensing through operation and maintenance to decommissioning and waste management — alongside system engineering, project and programme management, and a digital portfolio branded "Augmented Engineering" covering MBSE, PLM, digital twin, BIM, CAD, data platforms, AI, cybersecurity, IoT, EAM, and cloud migration. Core products include Nuclear Safety & Risk services, PMO/Project Controls, and Project Management Consultancy (PMC). Technology assets include a proprietary nuclear-domain language model (CurieLM) launched in 2024, an AI-powered requirements extraction tool that reduces document processing time from approximately 8 hours to 1 hour, and VR-based project management capabilities for safety and human-factor demonstrations.

The company operates a project-based professional services model, delivering through direct enterprise sales engagements with industrial clients, nuclear operators, and government entities. There are no resellers or distribution partners; services are delivered by Assystem teams under consulting contracts. Named clients include EDF (nuclear operations, maintenance, and EPR2 new build), Barakah Nuclear Power Plant in the UAE (first nuclear plant in the country), the ITER international fusion project (tokamak central column shielding), and the French defence sector for critical infrastructure design and safety. Stated market position is #1 independent nuclear engineering company in Europe and top 3 globally. Pricing is project-based and negotiated; specific salary bands disclosed in job postings (€25k–€50k annually for engineering roles) reflect compensation benchmarks rather than customer pricing. A wholly-owned subsidiary, Relsafe, focuses on nuclear safety and risk management, and a strategic partnership with AVEVA was announced in 2026 to accelerate digital transformation of European critical and sovereign infrastructure.

Go-to-market is enterprise-field-sales led, supported by a dedicated talent-acquisition infrastructure (SmartRecruiters platform, 2,000+ annual hires, ~21-day standardized hiring cycle) and broad employer-brand marketing including the Switchers Podcast and sub-brands such as IncredibleWomen and A.D.E.L.I.N.E. for pipeline development. Customer concentration is structurally high given the nuclear-heavy vertical mix and dependence on a small number of state-affiliated or regulated-operator accounts, partially offset by multi-country and multi-vertical diversification across hydrogen, renewables, grids, transportation, and defence.

Name

CRA

Legal name

Assystem

Website

https://crarisk.com

Company type

Public

Founded year

1966

Operating status

Operating

Headcount range

11–50 employees

Short description

Assystem is a French publicly listed engineering and digital services firm providing nuclear safety consulting, system engineering, and digital transformation services to nuclear operators, industrial clients, and government entities across 13 countries, with 5,000 nuclear specialists on an 8,000+ workforce.

Ownership category

akta.pro rank

Product category

Nuclear Engineering Services

NAICS

Computer Systems Design and Related Services (54151), Computer Systems Design and Related Services (5415), Environmental Consulting Services (54162)

SIC

Services-Computer Programming Services (7371), Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Project & Program Management (PMO), Controls & Reporting (EUAKAAAC)

akta.pro secondary industries

Instrumentation & Control (I&C) Integration & Commissioning Support (EUAKAAAH), Control Room, Human Factors & Operator Support Systems (HMI, Alarms, Procedures) (EUAKADAK), Quality Assurance / Quality Control (QA/QC) & Nuclear Codes Compliance (ASME, RCC-M, etc.) (EUAKAAAI), Nuclear Plant O&M Services (EUAEAGAC), Spent Fuel Management Engineering, Consulting & Digital Tools (Thermal/Shielding/Criticality, QA) (EUAKAHAL)

Keywords

• Nuclear engineering services
• Engineering project management
• Digital twin engineering
• Industrial risk management
• Energy transition consulting

Headquarters

HQ city

Vauxhall

HQ country

United States

HQ region

North America

Offices7 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Engineering Services: Professional engineering consulting services including system engineering, nuclear safety, construction management, commissioning, and compliance/quality services. Revenue is generated through project-based consulting engagements with industrial clients and government entities.
2. Digital Transformation Services: Digital consulting services including augmented engineering (MBSE, PLM, digital twin, BIM, CAD), industrial information systems, cybersecurity, data platforms and AI, and cloud migration. Provided as part of comprehensive digital transformation projects.
3. Project Management Services: Project and programme management services including PMO, project management consultancy (PMC), and consulting for complex infrastructure projects.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels8 records

Core offering

Assystem delivers engineering, digital, and project management services for complex industrial infrastructure, with a primary focus on nuclear safety and risk across the full nuclear lifecycle from siting and licensing through new build, SMR/AMR, fusion, operation and maintenance, and decommissioning. Its offerings also include augmented engineering (MBSE, PLM, digital twin, BIM, CAD), data platforms and AI (including CurieLM), cybersecurity, cloud migration, and PMO/PMC services for nuclear, energy transition, defense, and transportation clients. Services are delivered as consulting contracts by ~8,000 employees, including 5,000 nuclear experts, across 13 countries.

Product overview

Assystem offers a comprehensive portfolio combining engineering, digital, and project management services for the energy transition. The core offering includes Nuclear Safety & Risk services covering the full nuclear lifecycle, alongside Digital solutions under 'Augmented Engineering' featuring System Engineering/MBSE/PLM/Digital Twin/BIM/CAD, Data Platforms & AI (including CurieLM nuclear language model), Cybersecurity, Industrial IoT, EAM/GMAO/FSM, and Cloud Migration. The Project Management division provides PMO, Project Controls, and consultancy services. Products are delivered as integrated service offerings rather than standalone software products, with a focus on complex infrastructure in nuclear, hydrogen, renewables, grids, transportation, and defense sectors.

Differentiator

Problem solved

Functional benefit

Brands

• Switch to ImpAct: Assystem's CSR policy program covering environmental and social commitments
• Switch & Act for Climate
• Switch & Act for People
• Switch & Act for Fair Business
• IncredibleWomen
• Switchers Podcast
• A.D.E.L.I.N.E.
• CurieLM

Products and services

• Nuclear Safety & Risk Services Comprehensive nuclear safety and risk management services covering the entire nuclear installation lifecycle from siting and licensing through new build, SMR/AMR, fusion, operation and maintenance, and decommissioning. Includes safety case development, probabilistic and deterministic safety analysis, human factors assessment, and regulatory compliance support for nuclear operators, constructors, and research facilities.
• System Engineering and Design
• Construction Management and Commissioning
• Siting, Licensing and Environmental Services
• Compliance and Quality Services
• Augmented Engineering Services
• Digital Transformation Services
• Project Management Office (PMO) and Project Controls
• Project Management Consultancy (PMC)
• Consulting Services
• CurieLM Nuclear Domain AI Language Model A specialized AI language model designed for the nuclear sector, built on a nuclear-specific documentary corpus with augmented retrieval to answer questions about nuclear energy and engineering with high domain precision. Used by Assystem's engineers and clients to retrieve knowledge from large technical document sets.

Quantifiable outcome

• 0 INES classified events in 2025
• +4 more outcomes

Named customers4 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature5 records

Partnerships

Seven partnerships are on record, tiered core and supporting.

• AVEVAcoreTechnology or Integration · 23 June 2026Strategic partnership announced for accelerating digital transformation of European critical and sovereign infrastructures. The partnership combines Assystem's engineering expertise with AVEVA's industrial software platform.
• SmartRecruiterssupportingTechnology or IntegrationApplication management software provider for recruitment activities, handling job application processing and candidate management.
• Bertin TechnologiessupportingTechnology or IntegrationEquipment supplier for nuclear instrumentation systems, specifically referenced in KRT/KRC instrumentation job requirements.
• Mirion TechnologiessupportingTechnology or IntegrationEquipment supplier for nuclear instrumentation and radiation protection systems, specifically referenced in KRT/KRC instrumentation job requirements.
• EDFsupportingOthersCopyright holder for photographic content used on the Assystem website, along with ITER, Marine Nationale/Défense, and stock photography providers.
• Dassault Systèmes (3DEXPERIENCE)supportingTechnology or IntegrationPLM platform used by Assystem engineers for project lifecycle management and digital engineering methodologies on complex projects.
• IdeancesupportingImplementation/ SI/ Consulting PartnerDigital accessibility expertise company providing training, RGAA compliance audits, and support for legal accessibility documentation.

Scale indicators11 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Bechtel: Large US-headquartered EPC firm with extensive nuclear new-build and cleanup experience. Competes with Assystem on mega-project nuclear construction and program management but is more focused on heavy EPC than consulting services.
• Framatome: French nuclear reactor OEM and service provider with deep ties to EDF. Overlaps with Assystem on I&C, instrumentation, and safety engineering services, though Framatome primarily designs and manufactures nuclear steam supply systems.
• AECOM: Global infrastructure consulting firm with a nuclear and environment practice. Overlaps with Assystem on decommissioning, environmental services, and large infrastructure PMO, though AECOM serves a much broader sectors portfolio.

Direct peers

• Capgemini Engineering: Digital engineering and R&D services arm of Capgemini (formerly Altran). Comparable digital twin, systems engineering, and embedded software capabilities for industrial clients, competing directly with Assystem's Augmented Engineering portfolio.
• Worley: Australia-based energy, chemicals, and resources engineering firm with a dedicated nuclear and clean energy practice. Comparable services portfolio across project management, engineering, and digital solutions for energy infrastructure projects.
• WSP: Global engineering professional services firm with a strong nuclear and energy transition practice. Competes with Assystem on engineering consulting, project management, and environmental services for energy infrastructure.
• AtkinsRéalis: Canadian-headquartered engineering services firm (formerly SNC-Lavalin) with a large nuclear practice spanning new build, fuel handling, and decommissioning. Directly competes with Assystem for PMO, I&C, and engineering services contracts on major nuclear programs worldwide.
• Tractebel (Engie): European engineering consultancy owned by Engie with a strong nuclear engineering practice covering new build, O&M, and decommissioning. Direct competitor to Assystem in European nuclear project management and engineering services.
• Jacobs Solutions: Large global engineering and program management firm with a deep nuclear services practice (Critical Mission Solutions and Cyber & Intelligence). Competes with Assystem on decommissioning, O&M support, and major infrastructure PMO programs.

Emerging players

• Rolls-Royce SMR: UK-based SMR developer with its own small modular reactor design. Both a potential customer (requires engineering services for deployment) and an emerging competitor targeting the same SMR/AMR new-build opportunity that Assystem has identified as a growth driver.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks7 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@AssystemGroup
• Facebookfacebook.com/GroupAssystem
• LinkedInlinkedin.com/company/assystem
• Instagraminstagram.com/assystem_official
• Xx.com/tweetcrarisk

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about CRA