Our ambition: to become the world leader in the digital transformation of the after market business

ATEXIS, a subsidiary of the ALTEN Group, is a customer support engineering consultancy specialising in the after market business. 

Our mission is to optimise the service life of our customers’ complex systems. We support them in deploying safer and more sustainable technologies and systems for the future. 

Our deep understanding of the true values of collaboration and partnership, together with our business expertise, enable us to grow and progress constantly. 

Key figures

employees
countries of operation

Our services

Maintenance engineering

Maintenance engineering

Maintenance engineering is an key discipline which aims to ensure that equipment, systems and infrastructures operate properly, and remain available, reliable and efficient…
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Data and digitalisation

Data and digitalisation

Digitalization is profoundly transforming the industrial sector, offering unprecedented opportunities to enhance performance, efficiency, and competitiveness…
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Training

Training

In a constantly evolving market, training is a fundamental pillar for progress and long-term sustainability…
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Supply chain

Supply chain

In a world marked by uncertainty, where pandemics and conflicts can disrupt access to essential resources, major industrial groups face unprecedented challenges in their supply chains…
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ISS

In Service Support

Maintenance under Operational Conditions (MCO) is a fundamental pillar for optimizing the operation and preventing the malfunction of complex systems, while ensuring sustainable efficiency…
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Our sectors

Aerospace

Providing innovative solutions to meet production rates and environmental impact challenges facing the aerospace industry.

Defence

Guaranteeing the operational availability and technological sovereignty of defence systems through secure aftermarket solutions.

Automotive & heavy-duty vehicles

Supporting automotive & heavy-duty vehicles companies in the face of growing environmental issues and logistical challenges.

Naval

Supporting the competitiveness and strategic autonomy of the European shipbuilding industry through specialised aftermarket solutions.

Railway

Meeting the growing demand for intelligent, efficient, sustainable and safe collective mobility.

Energies

Guaranteeing the safety and performance of energy facilities to meet the challenges of transition and sovereignty.

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Corporate culture

Innovation

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