Public contracts of Houdan · 2026

Etudes urbaines multisites

Number 5 by amount of the 8 contracts Houdan awarded in 2026.

Contract · Services professionnels · carried out in 78550

151k €

contract ceiling — what was paid on it is not published

Signed on 5 August 2026 · running until about August 2027 · 1.0 yrs

Ongoing5 Aug 2027

Who won it

Citallios-CitalliaSIREN 912602240

The competition

1 bid received

Contract awarded without prior advertising or competitive bidding · awarded to 2 companies

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

View the consolidated DECP (data.gouv.fr) ↗

The form of the contract

PriceForfaitaire

Published amendments1

All public contracts of Houdan

Marchés de plus de 40 000 € HT déclarés à la notification (DECP) : montants des contrats, pas les paiements. Les plus petits marchés ne sont pas publiés ; les montants manifestement erronés sont écartés.

Source: Public procurement — DECP (data.gouv.fr)·Data ↗·Method →