CIELIS
In 2021, CIELIS signed €569.3M of contracts with the City of Paris (maximum amounts).
Source: the City's contract list (opendata.paris.fr) and the DECP (data.gouv.fr), data as of 29 September 2026.
Cielis
registered office in Paris (75015) · headcount 250 to 499 employees · founded in 2021 · SIREN 900137175 · view on annuaire-entreprises.data.gouv.fr ↗
€569.3M
in contracts signed with the City in 2021, at their maximum amounts
The contracts signed
Largest first.
Installation of illuminations and light signallingsigned on 28 Apr 2021€569.3MMaximum 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.