Public contracts of Communauté d'agglomération de la Région Nazairienne et de l'Estuaire (CARENE) · 2026

Conception station épuration donges

€5.3M

maximum contract amount over 3 years — what was paid on it is not published

Signed on 9 March 2026 · running until about May 2029 · 3 yrs

Ongoing9 May 2029

That is at most ~€1.7M a year on average: a maximum too.

Company selected

Systeme WolfConstruction d'ouvrages d'art · registered office Leutenheim (67480) · headcount 200 to 249 employees · SIREN 301467056

A contract awarded to a consortium of 5 holders; above, the main holder. With it: Charier TP, Irh Ingenieur Conseil, Sande (Nantaise des Eaux), Acto Architecture. The amount is the whole contract’s: the DECP does not publish each holder’s share.

Number 3 by amount of the 116 contracts Communauté d'agglomération de la Région Nazairienne et de l'Estuaire (CARENE) published for 2026.

Contract details (procedure, price, amendments, lots)

Procedure : Marché passé sans publicité ni mise en concurrence préalable

Price : Forfaitaire

Published amendments : none

Subcontracting declared : no

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.