Smarter buildings enhancing
the lives of their occupants

As signatories to the charter upholding energy efficiency in public and private-sector commercial buildings, we are committed to ensuring sustainable energy performance by buildings.

Innovative and efficient connected buildings

We provide solutions to make commercial, administrative, educational, healthcare and cultural buildings safer and more comfortable, reduce their ecological footprint and limit their energy consumption and related costs. We are committed to enhancing the everyday lives of building occupants by addressing their requirements in terms of comfort, quality and safety. Our know-how is widely acknowledged, both for new-build works and for the renovation, maintenance and operation of existing buildings.


Terceo is the Eiffage Énergie Systèmes brand devoted to the commercial property market. Terceo focuses on new-build investments, renovation works and operation and maintenance activities in the commercial sector.