Déchets, eau & assainissement40d leftProcédure Ouverte

Concession de service public pour la gestion de l'assainissement sur le territoire de GPSO

Buyer

Grand Paris Seine Ouest

Location

Hauts-de-Seine

Deadline

04 nov. 2026

40d left
Published

16 sept. 2026

Open the notice & tender file ↗

The essentials, in thirty seconds

Read straight from the notice the buyer published. It is not the consultation rules, which may add requirements, but it is enough to decide without downloading the file.

  • Questions to the buyer until 23 octobre 2026, i.e. 28 days.
  • Bids due on 4 novembre 2026, in 40 days.
  • A single lot: the contract is taken whole or not at all.
  • Estimated value: 42 000 000 €.
  • environmental criteria are scored. That is where a local firm earns points a large group does not.
  • Performance starts on 1er janvier 2028.

The notice does not state : the score breakdown (aucune pondération chiffrée dans l'avis), the contract duration. These are in the consultation rules inside the tender file.

Ask the buyer a question

judith.comminsoli@seineouest.fr 0146295500

Open the tender file

How many rivals you actually face

sur les marchés « Assainissement », la médiane est de 4 offres par lot. 41 % des lots en reçoivent trois ou moins, et seulement 4 % dépassent dix candidats.

4bids per lot, median
15 %of lots get a single bidder
41 %of lots get 3 bidders or fewer

33 % des offres viennent de PME.

Measured on 27 awarded lots that publish their statistics. 53% of buyers do; the rest say nothing, either way.

Run your radar to see how well this contract fits you, and get the next ones automatically. Descrie activitatea mea →

Données publiques officielles réutilisées sous licence ouverte, avec mention de la source et de la date. Reference 26-88930.