Within the Energy Systems branch of the Eiffage Group, Clemessy designs, improves, installs and maintains systems and equipment in electrical engineering and mechanical engineering, in numerous business sectors: industry, energy, tertiary and transport infrastructure. - € 816 million turnover in 2018, including 20% internationally - Nearly 5,000 employees - More than 500 hires on permanent contracts in 2017 With more than 100 locations in France and around the world, Clemessy accompanies you as close as possible to your industrial installations.
| Website | http://fr.clemessy.com |
| Revenue | $107 million |
| Employees | 2,313 (1,241 on RocketReach) |
| Founded | 1908 |
| Phone | +33 3 89 32 32 32 |
| Industry | Automation Machinery Manufacturing, Génie électrique, Génie mécanique, Energie, Nucléaire, Spatial, Aéronautique, Industrie, Infrastructures de transport, Pétrochimie, Pharmacie |
| Web Rank | 2 Million |
| Keywords | Electrical Engineering, Mechanical Engineering, Systems Integration, Equipment Installation, System Maintenance, Energy Systems, Power Systems, Automation Systems, Industrial Automation, Building Automation, Control Systems, Electrical Systems, Process Automation, Smart Buildings, Energy Efficiency, Renewable Energy, Infrastructure Projects, Engineering Services, Project Management |
| Competitors | Siemens, Honeywell, Schneider Electric, Veolia, ABB E-mobility, Emerson, Eaton, ENGIE, Aggreko, ABB +43 more (view full list) |
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Clemessy Questions
The Clemessy annual revenue was $107 million in 2026.
Rodolphe Degonse is the Directeur de Grands Projets of Clemessy.
1,241 people are employed at Clemessy.
Top Clemessy Employees
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Rodolphe Degonse
Directeur de Grands Projets at Clemessy
Maisons-Laffitte, FR3 -
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Stephane Bieler
Directeur at Clemessy
Le Mans, FR22 -
Pascal Tardieu
Chef de projet electricite at Clemessy
Saint-Paul-lez-Durance, FR -
Alfred Jung
Directeur technique at Clemessy
Mulhouse, FR1
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