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.
April 2025, finalization of the future dry grassland contours

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Management of excavated soil for an urban project in Blanc-Mesnil (93)
An urban renewal project ECT supports the transformation of a former industrial site in Blanc-Mesnil (93). As part of an urban requalification project, the site will become a new mixed-use
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At the Salon des Racines et des Hommes in Harnes (62), ECT Hauts-de-France presents its project
May 17 and 18, 2025 – ECT Hauts-de-France took part in the 10th edition of the Salon des Racines et des Hommes, organized by the town of Harnes (62). An
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Development of the Chaussée Brunehaut park
Take a look at the Chaussée Brunehaut park in Houdain. This project, carried out in partnership with the town, transforms a former landfill site into a genuine nature area open
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