Stack Mill2
Lombardia, Italy
Source: OpenStreetMap
Stack Mill2 is a mapped data center in Lombardia, Italy, operated by Stack Infrastructure, Inc.. DataCentersExposed has documented a 94,244 sq ft footprint at this site. It runs on Italy's grid, which was 51% fossil-fuelled at 285 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Aug 29, 2026
Overview
source: linkSTACK MILL2 is a mapped data center in Italy operated by Stack Infrastructure, Inc. Records describe it as a STACK data center with a reported footprint of 94,244 square feet. Details above the operator are not disclosed in available records.
Operator chain
- Ultimate parentStack Infrastructure, Inc.
- Files asStack Infrastructure, Inc.
- This facilityStack Mill2
The grid behind this site
source: Ember · EurostatA large data center in Italy pays 18.69¢/kWh for electricity — a household pays 31.11¢, 40% more than the data center (Eurostat).
National grid context, not this facility's own metering. Full country picture: Italy data centers.
In the news
source: Google News (local + English)- NVIDIA acquisisce una partecipazione di minoranza in Cloverleaf InfrastructureUnite.AI· Aug 21, 2026
- Penguin Solutions to Present at Goldman Sachs Communacopia + Technology Conference01net· Aug 19, 2026
- Dossier – La nuova corsa all’oro: data center e conflitti nel mondo (4)Unimondo - Atlante delle guerre· Jul 29, 2026
- In Svizzera l’acqua potabile se la beve l’intelligenza artificialePressenza - International Press Agency· Jul 23, 2026
- Proteste anti-datacenter in Italia, le ragioni della nuova indignazionetomshw.it· Jul 22, 2026
- Un altro Data center in Martesana: via libera definitivo, il cantiere è pronto a partirePrima la Martesana· Jul 10, 2026