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Public contracts of Nantes · 2025 · Construction and buildings

Maison du Change à Nantes

Travaux d’aménagement de la maison de la Poésie · Maçonnerie-gros œuvre · Pierre de taille

€840k
maximum contract amount over 18 months — what was paid on it is not published
Signed on 19 November 2025 · running until about May 2027 · 18 months
Ongoing21 May 2027

That is at most ~€560k a year on average: a maximum too.

Company selected

Chezine BâtimentTravaux de maçonnerie générale et gros œuvre de bâtiment · registered office Saint-Herblain (44800) · headcount 20 to 49 employees · SIREN 499052959

The competition

16 bids received

Median for this procedure in 2025: 3 bids, across 49692 comparable contracts. Simplified procedure · awarded to 1 company

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

Number 35 by amount of the 423 contracts Nantes published for 2025.

Other contracts of Chezine Bâtiment in Nantes

Travaux de mise en accessibilité et de mise aux normes PMR…2026 · maximum over 16 months275€kTravaux de mise en accessibilité et de mise aux normes PMR…2026 · maximum over 18 months160€kÉglise Sainte Madeleine2025 · maximum over 19 months372€k
Contract details (procedure, price, amendments, lots)

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

Price : Forfaitaire

Published amendments : 1

Subcontracting declared : yes

Social considerations : Clause sociale

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.