Chantiers du Cardinal, located in Paris, has been dedicated to building and renovating churches, presbyteries, and parish facilities in Île-de-France since 1931. Their mission is to ensure the presence of the Church throughout the region. They address various challenges such as the separation of Church and State, constructing new churches, and making existing ones accessible.

They also focus on youth ministry, organizing patronages, and preserving bells and church steeples. Chantiers du Cardinal is deeply committed to religious heritage, including the churches of Paris and cathedrals such as Créteil and Évry. Their expertise extends to the art of stained glass in the 20th century.

They offer numerous projects and achievements in eight dioceses of Île-de-France, including church construction, renovation, and sacred art initiatives. With a rich history spanning 90 years, Chantiers du Cardinal continues to make a profound impact by ensuring the visibility, preservation, and enhancement of the Church in the region