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Public contracts of Guebwiller · 2026 · Construction and buildings

Gros œuvre

€802k
maximum contract amount over 2.5 years — what was paid on it is not published
Signed on 4 March 2026 · running until about September 2028 · 2.5 yrs
Ongoing2 Sept 2028

That is at most ~€321k a year on average: a maximum too.

Company selected

Mader SATravaux de maçonnerie générale et gros œuvre de bâtiment · registered office Guebwiller (68500) · headcount 100 to 199 employees · SIREN 340103985

The competition

2 bids received

Median for this procedure in 2026: 3 bids, across 10514 comparable contracts. Open tender · awarded to 1 company

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

Number 3 by amount of the 38 contracts Guebwiller published for 2026.

Other contracts of Mader SA in Guebwiller

Reconstruction et extension du groupe scolaire Jeanne Bucher : gros…2026 · maximum over 2.5 years805€k
Contract details (procedure, price, amendments, lots)

Procedure : Appel d'offres ouvert

Price : Mixte

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.