HVAC and energy
engineering
Eiffage Énergie Systèmes HVAC and energy system specialists are on hand to serve customers' needs.
Proven expertise
The HVAC and energy systems business combines Eiffage Énergie Systèmes' traditional disciplines:
- heating, ventilation, air conditioning and smoke removal
- industrial heating
- plumbing
- special and industrial utilities.
We design, build, operate and maintain HVAC and energy systems for our customers, whether for new-build or renovation projects, turnkey developments or special operations.
Enhancing your energy performance
Our highly-motivated teams support your energy performance strategy, bringing you the most effective energy optimisation and management solutions.

Clévia, the HVAC and energy systems business brand
To present our expertise as clearly as possible, Eiffage Energie Systèmes has chosen to unite the various HVAC and energy systems businesses under a single brand: Clévia.