HYDRA MAINTENANCE
In 2024, HYDRA MAINTENANCE signed €120k of contracts with the City of Paris (maximum amounts), mostly in it equipment cleaning.
Source: the City's contract list (opendata.paris.fr) and the DECP (data.gouv.fr), data as of 29 September 2026.
Hydra-Maintenance
registered office in Paris (75018) · headcount 1 or 2 employees · founded in 2000 · SIREN 432141380 · view on annuaire-entreprises.data.gouv.fr ↗
€120k
in contracts signed with the City in 2024, at their maximum amounts
The contracts signed
Largest first.
Maintenance of aquariums in the EAPE of the City of Parissigned on 25 Mar 2024€120kEntretien des Aquariums des Eapesigned on 25 Feb 2020€89kEntretien D'aquariums dans les EPEsigned on 14 Jan 2016€87kYear by year
€€87k in 2016 · €€120k in 2024
Click a year to see its amount.
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.