Who owns UBS Data Centre?

UBS Data Centre is owned and operated by UBS.

How clean is the grid behind UBS Data Centre?

UBS Data Centre runs on United Kingdom's grid, which was 217 gCO₂/kWh and 64% clean in 2025 (Ember).

Where is UBS Data Centre located?

UBS Data Centre is in Hayes, United Kingdom.

Mapped (unverified)

UBS Data Centre

Hayes, United Kingdom

Source: OpenStreetMap

UBS Data Centre is a mapped data center in United Kingdom, operated by UBS. DataCentersExposed has documented a 76,392 sq ft footprint and 1 environmental-permit record at this site. It runs on United Kingdom's grid, which was 36% fossil-fuelled at 217 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 14, 2026

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Est. capacity

~15-35 MW

Footprint

76,392 sq ft

Grid carbon

217 gCO₂/kWh

Clean electricity

64%

Region

United Kingdom

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

UBS Data Centre is a mapped data center in Hayes, United Kingdom, operated by UBS. Available records put its footprint at 76,392 square feet. No ultimate parent above UBS is disclosed in the available facts for this site.

Operator chain

Ultimate parent
UBS
Files as
UBS
This facility
UBS Data Centre

The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

217 gCO₂/kWh

Clean electricity

64%

Fossil electricity

36%

National grid context, not this facility's own metering. Full country picture: United Kingdom data centers.

In the news

source: Google News (local + English)

Environmental permits

source: Permit register

ARK DATA CENTRES LIMITEDEPR/ZP3527SS
EPR permit · holder "ARK DATA CENTRES LIMITED" · Hillingdon · Combustion; Any Fuel =>50MW - 1.1 A(1) a) · within ~2 km of the mapped site