Colas Environnement, your specialist in soil and groundwater decontamination
Since 1981, we have been carrying out all types of decontamination work in France and abroad.
creation of
Colas Environment
years of experience
french decontamination company to be triple-certified
projects carried out
and 100% complete
Who are we?
Created in 1981, Colas Environnement is the oldest French decontamination company.
Thanks to its expertise in the depollution of soils and groundwater, in the rehabilitation of sites and in the degradation of PFAS, Colas Environnement is involved in each project to achieve an optimal result to help you meet government deadlines with, for example, the ZAN challenge (Zero Net Artificialization), set for 2050.
Taking care of “our land” and “our water” by the environmental rehabilitation of wastelands impacted by all types of pollutants, the depollution of soils and groundwater, the securing of industrial sites including the management of hazardous waste, the treatment of industrial effluents or the degradation of PFAS is then our priority.
Building on its membership in the Colas Group, the world leader in the construction and maintenance of transport infrastructures, Colas Environnement benefits from the support of the group established in more than 50 countries and recognized worldwide.

Our approach
Customized solutions
The proposed solution is completely personalized by taking into account your challenges with a global vision and complete expertise in terms of polluted sites and soils, treatment of effluents and/or special waste.
Agile project management
The project is monitored by a dedicated project team from the start to the end of the construction site. You benefit from great responsiveness while complying with the requirements of the LNE NF X 31-620 certification.
Optimization of costs and solutions
Colas Environnement is looking for the best technical and material solutions in order to optimize costs in accordance with the national methodology for polluted sites and soils.
The DNA of the Colas Group

Colas Environnement is distinguished by a DNA marked by:
- entrepreneurship, with a rigorous strategy and risk management, as well as collaborative management
- a pioneering spirit that also positions Colas Environnement as a creator of innovation
- a responsibility assumed for the safety and development of its employees, as well as for the environment, solidarity, ethics and transparency.
In environmental matters, Colas Environnement has also received the award for the best carbon initiative by the Union of professionals in the depollution of sites.
All of these fundamental elements make Colas Environnement a committed and responsible player in its field.
Our values

Respect
“Living together.”

Sharing
“Going further, together.”

Audacity
“Doing business together.”
Our transparency pact

The search for the best solution: Based on the data transmitted by its customers, Colas Environnement offers the most suitable solution to their needs. To verify the relevance of this solution, pilot sites are set up.
The indexation of our contracts to the operating rate: Colas Environnement indexes its contracts to the operating rate of the installations. This guarantees maximum mobilization of teams to optimize the productivity of the equipment.
Measuring satisfaction: After each intervention, Colas Environnement is committed to submitting a capacity certificate to its customers. This indicates the degree of satisfaction of the customer for the service provided.
Our offices
LYON
91, rue de Folliouse
ZAE Folliouse
01700, MIRIBEL–LES ECHETS
PARIS
36 boulevard de la Bastille
75012, PARIS
BORDEAUX
Avenue du Sable d’Expert
33650, SAINT-MEDARD D’EYRANS
NANTES
Parc de la Vertonne
18 bis avenue de la Vertonne
44120, VERTOU
STRASBOURG
Antenne Est
1 rue des Hêtres
67670, MOMMENHEIM
MARSEILLE
20 Rue de Copenhague
13 127, VITROLLES
LILLE
3 rue des Meuniers
59320, HALLENNES-LEZ-HAUBOURDIN