Public contracts of Houdan · 2026 · Professional services

Suivi et animation du dispositif OPAH-RU

€308k

maximum contract amount over 5 years — what was paid on it is not published

Signed on 30 January 2026 · running until about January 2031 · 5 yrs

Ongoing30 Jan 2031

That is at most ~€62k a year on average: a maximum too.

Company selected

CitalliaIngénierie, études techniques · registered office Versailles (78000) · SIREN 910314319

The competition

1 bid received

Median for this procedure in 2026: 1 bid, across 2257 comparable contracts. Contract awarded without prior advertising or competitive bidding · awarded to 1 company

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

The largest of the 5 contracts Houdan published for 2026.

Other contracts of Citallia in Houdan

Étude pré-opérationnelle et programmatique pour le renouvellement…2024 · maximum over 8 months73€k

Contract details (procedure, price, amendments, lots)

Procedure : Marché passé sans publicité ni mise en concurrence préalable

Price : Mixte

Published amendments : none

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.