Public contracts of Nantes Métropole · 2026

Conception-réalisation pour la transformation du pont Anne de Bretagne à Nantes

Clôture du dialogue

€48.8M

contract ceiling — what was paid on it is not published

Signed on 10 March 2026 · running until about March 2033 · 7 yrs

Ongoing10 Mar 2033

Who won it

GTM OuestAutres travaux spécialisés de construction · registered office Bruz (35170) · headcount 100 to 199 employees · SIREN 484549977

The competition

3 bids received

awarded to 1 company

Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.

The largest of the 238 contracts Nantes Métropole published for 2026.

Contract details (procedure, price, amendments, lots)

Price : Forfaitaire

Published amendments : 2

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.