Open Skies One
Saarbrücken, Saarland, Germany
Source: OpenStreetMap
Open Skies One is a mapped data center in Saarland, Germany, operated by prego. services GmbH. It runs on Germany's grid, which was 41% fossil-fuelled at 330 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 14, 2026
Most sites are mapped — located but awaiting a second source. How we verify
Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.
Overview
source: linkOpen Skies One is a mapped data center in Saarbrücken, Germany, operated by prego. services GmbH. Available records identify it only as a prego. services GmbH data center, with no ultimate parent disclosed. No capacity, footprint, or environmental enforcement figures appear in the public record.
Operator chain
- Ultimate parentprego. services GmbH
- Files asprego. services GmbH
- This facilityOpen Skies One
The grid behind this site
source: Ember · EurostatA large data center in Germany pays 21.56¢/kWh for electricity — a household pays 39.43¢, 45% more than the data center (Eurostat).
National grid context, not this facility's own metering. Full country picture: Germany data centers.