Rénovation de l'usine Watt et de ses équipements d'assainissement, dans le 13e arrondissement.
Contract 2025T057320000 · notified in 2025
In 2025, the City of Paris awarded contract 2025T057320000, "Renovation of the Watt plant and its sewage equipment, in the 13th district." (travaux sur le réseau d'assainissement), to Ehtp for a maximum of €6.8M.
Source: DECP via opendata.paris.fr, data as of 28 September 2026.
EHTP renovates the Watt plant and associated sewage equipment, located in the 13th district.
Original label (DECP) : « SA3.MS_AC.TRVX RÉNOVAT°USINE WATT,ÉQUIPEMTS ASS - PARIS 13 » · WORKS · Sewer network works · Works · Construction works · carried out in Paris · social clauses · environmental clauses
Who won it
Ehtpregistered office SAINT-ETIENNE-DU-GRES (13103) · headcount 41 · SIRET 43998740500057The competition
Median for this procedure in 2025: 3 bids, across 36 comparable contracts. Restricted tender · awarded to 1 company
Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.
Contract no. 2025T057320000 · scope M57 Ville · See this contract’s exact record on opendata.paris.fr ↗