Supplier of Guyancourt · Construction and buildings
Hydro Maintenance
Hydro Maintenance holds one public contract awarded by Guyancourt in 2026. That is 6% of the value of the contracts the town awarded in 2026.
head office in Cormeilles-En-Parisis (95) · 6 to 9 employees · Travaux d'installation d'équipements thermiques et de climatisation · SIREN 907461180
€250k
at most, over the whole term of the contracts awarded by Guyancourt in 2026
Its contracts in Guyancourt
Maximum amount of each contract, over its whole term: not what was paid.
Installations de chauffage, eau chaude sanitaire, ventilation…2026 · maximum over 5 years · at most ~€50k a year on average · Open tender€250kRegions, départements, intercommunalities
Hydro Maintenance holds contracts awarded by 2 of these bodies, worth €17.4M.
Elsewhere in France
Hydro Maintenance holds contracts in 12 towns, worth €28M at award.