Excavation works at Notre-Dame, ovoid sewer connection, lighting
Contract 20251370090006 · notified in 2025
In 2025, the City of Paris awarded contract 20251370090006, "Excavation works at Notre-Dame, ovoid sewer connection, lighting" (travaux sur lieux de culte, oeuvres d'art, monuments classés), to Institut National de Recherches Archeologiques Preventives for a maximum of €169k.
Source: the City's contract list, opendata.paris.fr, data as of 29 September 2026.
Original label (the City's contract list) : « RÉALISATION FOUILLES NOTRE DAME/RACCORDEMENT OVOÏDE-ECLAIRAG » · Works on places of worship, artworks and listed monuments
€169k
contract ceiling — what was paid on it is not published
Who won it
Institut National de Recherches Archeologiques Preventivesregistered office Paris (75014) · headcount 2,000 to 4,999 employees · SIRET 18009226400225Contract no. 20251370090006 · scope M57 Ville · See this contract’s exact record on opendata.paris.fr ↗