Spectacular limestone models! Immerse yourself in the heart of the future Jacques Chirac Park in Chelles through our photo gallery. Over 6 hectares, ECT teams have created an ecological environment inspired by the region’s ancient quarries. These reliefs will be home to dry grasslands, which have become rare in the Île-de-France region, providing a haven for specific biodiversity.
- Seine-et-Marne
- ECT Ile de France
April 2025, finalization of the future dry grassland contours
Latest news

ECT Project Leaders : Transforming Regions in Practical Terms
Every ECT development project brings about lasting change to a site, benefiting the local communities and their residents. At the heart of this effort is the Development Department, where project
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Opening of a new ECT site in Essonne (91) Since February 23, 2026, the Val Saint-Germain – Les Houdoux site in Essonne has been open to inert soil deliveries. The
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New hybrid bulldozer and 3D GPS
As part of its commitment to responsible innovation, ECT is expanding its range of public works equipment with the Caterpillar D6 XE hybrid GPS 3D bulldozer (exclusive distributor Bergerat Monnoyeur).
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