Data Centers in UK
Note: We are not affiliated with the data centers or companies listed below. Listings are compiled from public sources and have not been independently confirmed by us — please verify directly with the company before relying on this information.
As of the latest update, UK has confirmed data center activity across 11 states and 54 cities, with 44 companies represented.
Regions
- East Midlands
- Greater London
- Greater Manchester
- London Docklands
- North East England
- Scotland
- South West England
- Surrey
- Thames Valley
- Tyne and Wear
- Wales
- West Midlands
- Yorkshire
Cities
- Birmingham
- Bracknell
- Bridgend
- Bristol
- Camberley
- Cardiff
- Chertsey
- Chester
- Corsham
- Crawley
- Croydon
- Dagenham
- Didcot
- Edinburgh
- Enfield
- Erith
- Fareham
- Farnborough
- Feltham
- Gloucester
- Greenford
- Harlow
- Havant
- Hayes
- Hemel Hempstead
- Hoddesdon
- Iver Heath
- Leeds
- Liverpool
- London
- Maidenhead
- Manchester
- Milton Keynes
- Newcastle upon Tyne
- Newport
- North Shields
- Northolt
- Nottingham
- Reading
- Romford
- Rotherham
- Rugby
- Salford
- Saunderton
- Slough
- Stevenage
- Stockport
- Stretford
- Swindon
- Waltham Cross
- Warrington
- Watford
- Welwyn Garden City
- West Drayton
Companies
- 11:11 Systems
- Aptum
- Ark Data Centres
- Aruba Cloud
- Atlantic.Net
- AtlasEdge
- Carbon60
- Centersquare
- CentriLogic
- Claranet
- CloudHQ
- Colt Data Centre Services
- CyrusOne
- DataBank
- Datum Datacentres
- Deft
- EdgeUno
- Equinix
- Global Switch
- Google Cloud
- Green Mountain
- Hivelocity
- Iron Mountain
- Kao Data
- Keppel Data Centres
- Lincoln Rackhouse
- Liquid Web
- M247
- Microsoft Azure
- Netwise
- nLighten
- NTT Data
- Oracle Cloud Infrastructure
- OVHcloud
- Psychz Networks
- Pulsant
- Rackspace Technology
- ServerChoice
- ST Telemedia Global Data Centres
- Telehouse Europe
- Vantage Data Centers
- Verne Global
- Virtus Data Centres
- Yondr Group
AI Data Centers in UK
- Global Switch (1)
- Green Mountain (1)
- Kao Data (1)
- Pulsant (1)
- Telehouse Europe (1)
- Vantage Data Centers (1)
- Virtus Data Centres (2)
- Global Switch London East AI DATA CENTER TIER III+ CARRIER-NEUTRALPENDING REVIEW
London East (internally called GS2) hosts Europe's largest reported deployment of NVIDIA H100 and H200 GPUs, for CoreWeave, and was the site of Europe's first live multivendor liquid-cooling showcase, opened in 2025. - Green Mountain LON-East (LON1-East) AI DATA CENTER PENDING REVIEW
This was Green Mountain's first facility outside Norway, acquired from Infinity Data Centres/SDC in 2022 and rebranded, and it sits close enough to London's financial district and stock exchange data centers to serve low-latency trading customers. - Kao Data KLON-03 AI DATA CENTER CARRIER-NEUTRALPENDING REVIEW
This 17.6MW building was purpose-built for GPU-accelerated, industrial-scale AI workloads with hybrid air/direct-to-chip liquid cooling, and now hosts Nebius's AI Cloud and Token Factory deployment. - Pulsant Milton Keynes SE-1 AI DATA CENTER CARRIER-NEUTRALPENDING REVIEW
In 2025 Pulsant completed a £10 million, 1.2MW data hall at St Neots House on Rockingham Drive, purpose-built for high-density AI workloads and framed around UK sovereign AI compute. - Telehouse Europe Telehouse South AI DATA CENTER CARRIER-NEUTRALPENDING REVIEW
This is the fifth and newest data center on the Docklands campus and hosts Telehouse's liquid cooling lab, built with Accelsius, EkkoSense, JetCool and Legrand to showcase cooling technology for AI and HPC workloads. - Vantage Data Centers CWL1 (Cardiff Campus) AI DATA CENTER TIER III CARRIER-NEUTRALPENDING REVIEW
CWL1 is described as the largest data centre campus in Europe, formerly Next Generation Data (NGD), first opened in 2007/2010 at the former LG Semicon plant and acquired by Vantage in 2020. - Virtus Data Centres Saunderton Campus AI DATA CENTER PENDING REVIEW
Built on a 50-acre freehold plot on the former Molins tobacco factory site on Haw Lane, this campus is planned as four data centre buildings totaling 75MW with a 120MVA National Grid contract. - Virtus Data Centres LONDON19 AI DATA CENTER PENDING REVIEW
LONDON19 was announced in 2026 as a 32.5MW facility on the Slough Trading Estate, developed with Segro under the estate's Simplified Planning Zone.
Common Questions
How many data centers are in UK?
We've currently tracked 44 companies operating across 54 cities in UK — see the lists above. This reflects what we've researched so far, not necessarily every company or location present.
What are the major colocation and cloud providers in UK?
We've currently tracked 41 colocation providers and 24 cloud providers active in UK — see the company list above for the full roster. "Major" depends on scale and reputation we don't independently verify, so this reflects everyone we've confirmed active here, not a ranking. This isn't a definitive no if either count is zero, since our research can miss things.
Is there an AI data center in UK?
Yes — we've currently tracked 8 AI data centers from 7 companies in UK. See the AI Data Centers section above for the confirmed facilities.
Own or operate a data center in UK? Add your listing →
Disclaimer: This page was compiled with a structured research and verification process from publicly available sources. A human decides whether each page is published, but individual facts — addresses, contact details, and whether a company operates in a given location — are not independently fact-checked by us. Where you see a “Verified” badge, it means multiple independent sources agreed, not that we personally confirmed it. Companies open, close, relocate, and change contact details without always updating public records, so treat everything here as a starting point, not a confirmed source. If you're making a business decision, verify directly with the provider. Notice something outdated or incorrect? You're welcome to let us know — this site is updated periodically.
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