Public contracts of Communauté d'agglomération Pornic Agglo Pays de Retz · 2026

Extension de la STEP d’arthon

€1.7M

maximum contract amount over 2.5 years — what was paid on it is not published

Signed on 10 March 2026 · running until about June 2028 · 2.5 yrs

Ongoing9 Jun 2028

That is at most ~€755k a year on average: a maximum too.

Company selected

CNR ConstructionTravaux de maçonnerie générale et gros œuvre de bâtiment · registered office Pleumeleuc (35137) · headcount 100 to 199 employees · SIREN 026950055

A contract awarded to a consortium of 4 holders; above, the main holder. With it: Sogea Ouest TP, Moinard Énergie, Mabileau TP. The amount is the whole contract’s: the DECP does not publish each holder’s share.

The competition

5 bids received

Median for this procedure in 2026: 3 bids, across 23502 comparable contracts. Simplified procedure · awarded to 4 companies

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

The largest of the 54 contracts Communauté d'agglomération Pornic Agglo Pays de Retz published for 2026.

Contract details (procedure, price, amendments, lots)

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

Price : Forfaitaire

Published amendments : none

Environmental considerations : Critère environnemental

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.