Clemessy,
the brand dedicated to industry

Clemessy, the Eiffage Energie Systèmes brand, brings together all the skills and expertise dedicated to the world of industry.

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From audit to design, integration to completion, commissioning to maintenance, our specialists support all sectors of industry, in terms of infrastructure and utilities as well as processes.

The men and women who carry the Clemessy brand make multi-technical skills and know-how available to you for:
- the design, integration and completion of technical installations,
- the engineering, organization and control of the maintenance of your processes,
- the turnkey design, based on the command of innovative technologies, systems and equipment dedicated to testing, inspections or production.

In France and abroad, the most demanding industries such as nuclear, aeronautics and space, automotive, pharmaceutical and petrochemicals, food processing but also metallurgy and energy place their trust in Clemessy.

Engineering and design

Clemessy’s engineers and technicians in our design offices are involved in all the stages of your project: from preparing the specifications defining your needs onwards.

Project Management

Experienced project managers capable of managing multi-technical and multi-partner projects.

Maintenance and repairs

Many types of equipment and subassemblies are repaired and rebuilt in our workshops and centres of expertise.