Public contracts of the Vendée département · 2025
Maîtrise d’oeuvre pour la rénovation énergétique de l’Hôtel du Département et projets de réaménagements intérieurs
That is at most ~€300k a year on average: a maximum too.
Who won it
Ecb Économie & Coordination en BâtimentsActivité des économistes de la construction · registered office Dompierre-Sur-Yon (85170) · headcount 10 to 19 employees · SIREN 383169372A contract awarded to a consortium of 6 holders; above, the main holder. With it: Arest, Area Études la Roche, Archi Urba Deco, Groupe Gamba (Gamba Acoustique), Ad Inge. The amount is the whole contract’s: the DECP does not publish each holder’s share.
The competition
Median for this procedure in 2025: 3 bids, across 585 comparable contracts. Procedure with negotiation · awarded to 6 companies
Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.
Number 21 by amount of the 212 contracts the Vendée département published for 2025.
Other contracts of Ecb Économie & Coordination en Bâtiments in Vendée
Maîtrise d’oeuvre pour la rénovation énergétique de l’Hôtel du…2025 · maximum over 5 years98€kConcours de maîtrise d’oeuvre pour la construction de la Maison Vendée…2024 · maximum over 4 years2.9€MModernisation du collège et reconstruction des logements du collège…2024 · maximum over 3.5 years611€kContract details (procedure, price, amendments, lots)
Procedure : Procédure avec négociation
Framework agreement : yes: orders follow, the amount is a ceiling
Price : Forfaitaire
Published amendments : none
Subcontracting declared : no
Environmental considerations : Clause environnementale
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.