Public contracts of the Bretagne region · 2025

Travaux subaquatiques d’urgence sur le musoir de Houat, Port-Maria Quiberon

Comblement des affouillements et des cavites

€100k

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

Signed on 2 October 2025 · ended around January 2026 · 3 months

Company selected

Techn Etude Travaux Interv SubaquatiquesConstruction d'ouvrages maritimes et fluviaux · registered office Bellevigny (85170) · headcount 20 to 49 employees · SIREN 394453237

A contract awarded to 2 holders; above, the main holder. With it: Ismer SARL. The amount is the whole contract’s: the DECP does not publish each holder’s share.

The competition

1 bid received

Median for this procedure in 2025: 1 bid, across 3285 comparable contracts. Contract awarded without prior advertising or competitive bidding · awarded to 2 companies

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

Number 199 by amount of the 315 contracts the Bretagne region published for 2025.

Other contracts of Techn Etude Travaux Interv Subaquatiques in Bretagne

Port de Lorient2025 · maximum over 2 years708€k Port de Lorient2025 · maximum over 2 years368€k Travaux de demontage des jupes aval des 3 clapets de Grand Barrage…2025 · maximum over 3 months210€k

Contract details (procedure, price, amendments, lots)

Procedure : Marché passé sans publicité ni mise en concurrence préalable

Price : Forfaitaire

Published amendments : 1

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.