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Subsequent contract for the modernisation of ventilation installations

Contract 2025T036380000 · notified in 2025

In 2025, the City of Paris awarded contract 2025T036380000, "Subsequent contract for the modernisation of ventilation installations" (travaux de génie climatique), to Celsio for a maximum of €220k.

Source: the City's contract list, opendata.paris.fr, data as of 29 September 2026.

Original label (the City's contract list) : « MARCHÉ SUBSÉQUENT MODERNISATION INSTALLATIONS VENTILATION » · WORKS · HVAC engineering works · Works · Construction works · carried out in Paris · social clauses · environmental clauses

€220k
contract ceiling — what was paid on it is not published
Signed on 24 April 2025 · ended around August 2026 · 16 months
Amount notified to the State: €310 k, i.e. 100% of the ceiling

Company selected

Celsioregistered office Nanterre (92000) · headcount 10 to 19 employees · SIRET 38857243000048

The competition

5 bids received

Median for this procedure in 2025: 3 bids, across 571 comparable contracts. Simplified procedure · awarded to 1 company

Open data gives the contract holder and the number of bids. The identity of unsuccessful bidders is not published.

Contract no. 2025T036380000 · scope M57 Ville · See this contract’s exact record on opendata.paris.fr ↗