Data center campus
Nebius Lappeenranta AI Factory
Nebius Lappeenranta AI Factory is an AI data center campus developed by Nebius in South Karelia, Lappeenranta. 0.31 GW of capacity has been announced; none is energized yet. The gap is what this page tracks: what is claimed versus what is actually built, each figure dated and sourced.
Announced · Nebius · other · Lappeenranta, South Karelia, Finland (Eurosatory 2026 showcase), Europe
Capacity: announced vs energized
Announced-to-energized gap: 0.31 GW. Every figure below is a single dated, sourced claim. Current best per series resolves by evidence tier, then date. See the methodology.
Promised online: 2027. 15 months away. Claimed by Nebius (source).
| Source | ||||
|---|---|---|---|---|
| Announced | 0.31 GW | 2026-06-01 | reported | journalist report |
Key facts
Reported facts
Structured facts sourced from citations already on this record. Each fact traces to a source in the References section below.
- Capacity / timeline (company)
- Mar 31 2026 Nebius announced a new AI factory in Lappeenranta, Finland with capacity of up to 310 MW, with first capacity expected available to customers in 2027, framed as one of Europe's largest dedicated AI factories when fully deployed (Nebius, Mar 31 2026)
- Site / jobs (company)
- Company describes a multi-building campus on about a 100-acre industrial site, with construction creating up to 700 skilled construction jobs (mostly local) and around 100 permanent positions once operational (Nebius, Mar 31 2026)
- Cooling / heat recovery (company)
- Nebius says servers will use closed-loop liquid cooling (minimal water intake) with heat recovery designed to donate excess server heat to the local district heating network, as at Mantsala (Nebius, Mar 31 2026)
- Polarnode developer / Pajarila (developer)
- Finnish developer Polarnode says it is jointly delivering the 310 MW campus with Nebius as operator, construction already underway in the Pajarila district, first phase expected live in 2027 (Polarnode, Mar 31 2026)
- Stated investment (press)
- Reuters reported the Lappeenranta project with an estimated value of more than $10 billion, with Finnish developer Polarnode already building the site and capacity due online in phases from 2027 (Reuters, Mar 31 2026)
- City lease / site size (city)
- City of Lappeenranta says the campus is on a 41-hectare industrial estate in Pajarila leased from the city, developed with Polarnode under a 2025 cooperation agreement, construction beginning immediately in phases (City of Lappeenranta, Mar 31 2026)
On the data center map
Every tracked data center is on this map, centered on Nebius Lappeenranta AI Factory. Pan or zoom out to see how close rivals are building.
- Announced capex
- $10B
- Jobs
- 100 permanent reported
- Cost per MW
- $32M/MW
- Cost per job
- $100M per permanent job
Every figure is one row in the ledger below with its source. Derived rows are pure arithmetic on the rows above (not new claims). Absent lines mean the fact isn't on record yet.
The deal
Power
- Power source
- grid
- Grid operator
- other
- Interconnection
Why here
Nebius Lappeenranta AI Factory is in South Karelia, Lappeenranta. It connects to the other grid, draws on grid power. This siting summary is composed from the record's held fields, not speculation; see methodology.
Financial structure
- Total investment ($10bn)
- $10B journalist report
Investment, workforce and specs
Timeline
- Aug 2026party linkeddeveloper: linked externalName "Nebius" to company nebius
- Oct 2026Current: Announced
Sources
- Nebius to construct 310 MW AI factory in Finland
- Nebius invests $10bn in 310MW AI Factory in Finland
- Historic investment in Lappeenranta: Nebius to operate Polarnode's 310 MW campus
- Nebius furthers European expansion with $10 billion AI data centre in Finland
- Exceptional data center investment in Lappeenranta – Nebius AI factory to Pajarila
24031bfb-3918-454e-8ffd-c879ac2e2d63 · Tracked with DEPLOY's verified-vs-claimed methodology. Every term is defined in the glossary. Announced numbers are claims, not built capacity.
Head-to-head
Common questions
What is Nebius Lappeenranta AI Factory?
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Who is building Nebius Lappeenranta AI Factory?
Is Nebius Lappeenranta AI Factory operating yet?
How verified is the data on Nebius Lappeenranta AI Factory?
Deploy Watch
Track Nebius Lappeenranta AI Factory on Deploy.
We notify you when energized capacity, lifecycle state, or a new dated capacity claim changes against primary-source evidence, not when the developer issues a press release.
Cite this page
DEPLOY. (2026). Nebius Lappeenranta AI Factory: AI data center campus record. Retrieved October 4, 2026, from https://registry.deploy.report/datacenters/nebius-lappeenranta-ai-factory
More citation formats (MLA, Chicago, BibTeX) →The verified data on this page is available under a Creative Commons Attribution 4.0 license: reuse the facts freely, with attribution to DEPLOY (deploy.report). The prose, design, and any imagery are not included and keep their own rights.
Machine-readable surfaces
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- JSON-LD: embedded in this page’s head
- REST API: /v1/datacenters/nebius-lappeenranta-ai-factory
- Data documentation: /data
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