SOLSTYCE
Between 2017 and 2021, SOLSTYCE won 2 public contracts from the City of Paris, worth €2.5M in total (maximum amounts notified), mostly in public lighting equipment and maintenance.
Source: DECP via opendata.paris.fr, data as of 14 September 2026.
Solstyce
registered office in PARIS · headcount 22 · founded in 2010 · SIREN 519589402 · view on annuaire-entreprises.data.gouv.fr ↗
2.5€M
in contracts signed with the City since 2017 · ceilings, not spending
The contracts signed
Largest first.
Acbc Prestation et Maintenance Panneaux Photovoltaiquessigned on 5 Oct 20211.5€MAc/bc Travaux Entretien & Amelioration Panneaux Photovoltasigned on 23 May 20171€MYear by year
20211.5 €M1 contract
20171 €M1 contract
Contract ceilings, not spending: the City does not publish what was paid. A shared lot shows the whole lot’s amount. Source: City of Paris, DECP.