Public contracts of Communauté d'agglomération Grand Paris Sud Seine Essonne Sénart · 2025

Maintenance hébergement acquisition de sous domaines et prestations pour la solution de portail open data opendatasoft

€1.8M

framework agreement: a maximum envelope for orders over 4 years, not spending — what was paid on it is not published

Signed on 5 November 2025 · running until about November 2029 · 4 yrs

Ongoing5 Nov 2029

That is at most ~€450k a year on average: a maximum too.

Who won it

OpendatasoftConseil en systèmes et logiciels informatiques · registered office Paris (75002) · headcount 100 to 199 employees · SIREN 538168329

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

Number 29 by amount of the 117 contracts Communauté d'agglomération Grand Paris Sud Seine Essonne Sénart published for 2025.

Contract details (procedure, price, amendments, lots)

Procedure : Marché passé sans publicité ni mise en concurrence préalable

Framework agreement : yes: orders follow, the amount is a ceiling

Price : Unitaire

Published amendments : 2

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.