ULTRANOIR
In 2021, ULTRANOIR signed €190k of contracts with the City of Paris (maximum amounts), mostly in software maintenance.
Source: the City's contract list (opendata.paris.fr) and the DECP (data.gouv.fr), data as of 29 September 2026.
Ultranoir
registered office in Paris (75012) · headcount 10 to 19 employees · founded in 2005 · SIREN 484717020 · view on annuaire-entreprises.data.gouv.fr ↗
€190k
in contracts signed with the City in 2021, at their maximum amounts
The contracts signed
Largest first.
Pariculteurs Platforme Appels à Projets Maintenancesigned on 12 Jan 2018€200kHébergement.Maintenance.evol.plateforme Informatique Parisculteurssigned on 28 Dec 2021€190kHébergement, maintenance et évolution de la plateforme informatique…signed on 6 Jan 2026€190kYear by year
€€200k in 2018 · €€190k in 2026
Click a year to see its amount.
What for
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Maximum contract amounts: what the City paid the company, contract by contract, is not published. A shared lot shows the whole lot’s amount. Source: City of Paris, DECP.