Public contracts of Communauté d'agglomération La Roche-sur-Yon Agglomération · 2025

Réhabilitation par l’intérieur du réseau des eaux usées de l’Ornay a la Roche-sur-yon

€624k

maximum contract amount over 17 months — what was paid on it is not published

Signed on 26 June 2025 · running until about November 2026 · 17 months

Ongoing25 Nov 2026

That is at most ~€441k a year on average: a maximum too.

Who won it

SubterraConstruction de réseaux pour fluides · registered office Portet-Sur-Garonne (31120) · headcount 20 to 49 employees · SIREN 481442762

A contract awarded to a consortium of 2 holders; above, the main holder. With it: Ouest Réseau Assainissement. 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 48929 comparable contracts. Simplified procedure · awarded to 2 companies

Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.

Number 8 by amount of the 48 contracts Communauté d'agglomération La Roche-sur-Yon Agglomération published for 2025.

Contract details (procedure, price, amendments, lots)

Procedure : Adapted procedure: the lighter procedure allowed under the EU thresholds

Price : Unitaire

Published amendments : 2

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.