Shared participant: RTESame market: Ile-de-France, France
All records
Data center siteSite record
DATA4 PAR03 Nozay AI Campus
Nozay, Ile-de-France, FrancePreconstruction
Capacity
250 MW
Planned / design
Lead participant
DATA4 Group
Developer
Last updated
Aug 25, 2026
Most recent public record update
About DATA4 PAR03 Nozay AI Campus
PAR03 is DATA4's 22-hectare Nozay AI campus, redesigned in 2025 around 250 MW of power capacity and a EUR 2 billion investment envelope. DATA4 PAR03 Nozay AI Campus is located in Nozay, Ile-de-France, FR and is a data center campus in preconstruction status. Participants include DATA4 as developer, Brookfield Infrastructure as investor, RTE as utility. Published specifications include 250 MW of planned capacity. Development comprises Original 2023 scheme (superseded), 2025 AI redesign (preconstruction). Key milestones include Original 120 MW concept announced (2023-05-19) and PAR03 design and investment doubled (2025-05-16). waste heat reuse: Planned supply to future Nozay eco-district; no executed service or delivery date disclosed. telecommunications — 220 providers: Cluster-level provider count; the provider count applies to the broader cluster rather than PAR03.
Program relationships
1 linkedRelated projects
Projects sharing a market, utility, or organization.
Capacity
Planned / designOperating capacity—An operating IT-capacity figure has not been publicly disclosed.
Future Potential250 MWActual · DATA4 PAR03 Nozay AI Campus
Development
2 phases · 2 milestonesOriginal 2023 schemeChanged Or Cancelled
Superseded by 2025 AI redesign.
8 buildings
2025 AI redesignAnnounced Or Preconstruction
Current public design; detailed building count not restated.
May 19, 2023
Original 120 MW concept announced
CompletedMay 16, 2025
PAR03 design and investment doubled
CompletedInfrastructure
Heat ReusePlanned Or Represented
Planned supply to future Nozay eco-district; no executed service or delivery date disclosed.
FiberReported Context
220 providers
Project map
0 of 1 project point mappedInfrastructure facts
2
Mapped records
1
Capacity figures
1
No map point available
Cooling & water: 1Fiber & connectivity: 1
Facts & sources
Published claims and their source links.
Current Planned Power Capacity250 MWActual
250 MW
Current Investment Plan€2 billionActual
€2 billion
Site Area22 hectaresActual
22 hectares
Site Address7 Route de Villejust, 91620 NozayActual
7 Route de Villejust, 91620 Nozay
Former Nokia SiteTrueActual
True
Designed Gpu Capacity Nearly200,000 GPUsActual
200,000 GPUs
Designed Compute Power4 million petaFLOPSActual
4 million petaFLOPS
Heat Reuse To Nozay Ecodistrict PlannedTrueActual
True
Daily Full Time Professionals Claimed Over1,000 peopleActual
1,000 people