Public contracts of Aizenay · 2025 · Construction and buildings

Construction d’une nouvelle station d’épuration

La commune fait construire une nouvelle station d'épuration, l'installation qui nettoie les eaux usées avant de les rejeter.

€6M

maximum contract amount over 2 years — what was paid on it is not published

Signed on 24 October 2025 · running until about October 2027 · 2 yrs

Ongoing25 Oct 2027

That is at most ~€3M a year on average: a maximum too.

Company selected

SaurCaptage, traitement et distribution d'eau · registered office Issy-Les-Moulineaux (92130) · headcount 5,000 to 9,999 employees · SIREN 339379984

A contract awarded to 3 holders; above, the main holder. With it: Roturier SAS, Ancrage. The amount is the whole contract’s: the DECP does not publish each holder’s share.

The competition

3 bids received

Median for this procedure in 2025: 3 bids, across 723 comparable contracts. Procedure with negotiation · awarded to 3 companies

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

The largest of the 40 contracts Aizenay published for 2025.

Other contracts of Saur in Aizenay

Réalisation de la nouvelle station d’épuration2025 · maximum over 2 years5.6€M

Contract details (procedure, price, amendments, lots)

Procedure : Procédure avec négociation

Price : Mixte

Published amendments : 25

Subcontracting declared : yes

Contracts above €40,000 excluding VAT, as declared when they are awarded (DECP): contract amounts, not payments. Smaller contracts are not published; obviously wrong amounts are set aside.