ISO 9001
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
- Data centres on campus
- 4 (Ark)
- Campus size
- 56,000 m² (Ark)
- Ready for service
- 2024 (Ark)
- Figures updated
- 1 January 2025 (Ark)
Ark Union Park
London · England · United Kingdom
Ark Union Park is a data-centre campus operated by Ark Data Centres at the Bulls Bridge Industrial Estate in Hayes, west London (UB3 4DG).
- Free to use
- Independent service
- No obligation
THE ESSENTIALS
The facility at a glance.
OVERVIEW
About this data centre
AI-ready data-centre campus in Hayes, west London
Ark Union Park is a data-centre campus at the Bulls Bridge Industrial Estate in Hayes, west London. Ark lists 99 MW of total compute capacity across four data centres on the 56,000 m² campus, gives a ready-for-service date of 2024 and describes the site as AI-ready.
Ark says the campus uses onsite solar, advanced air cooling and rainwater harvesting, with living roofs and walls, 100% renewable power from the grid and HVO backup generators that it says cut emissions by up to 90%. The technologies Ark lists for the site are modular steel construction, direct air cooling, indirect air cooling and liquid cooling.
Ark says customers can connect to cloud providers on site through cross connects, and it works with fibre partners for high-bandwidth, low-latency connections to on-campus and off-campus clouds.
Ark says the campus uses onsite solar, advanced air cooling and rainwater harvesting, with living roofs and walls, 100% renewable power from the grid and HVO backup generators that it says cut emissions by up to 90%. The technologies Ark lists for the site are modular steel construction, direct air cooling, indirect air cooling and liquid cooling.
Ark says customers can connect to cloud providers on site through cross connects, and it works with fibre partners for high-bandwidth, low-latency connections to on-campus and off-campus clouds.
Services & suitable workloads
- Opened
- 2024
Racks & space
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Power & cooling
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Power infrastructure
- Total facility capacity
- 99 MW
- Generator backup
- Yes
Cooling systems
- Cooling type
- Advanced air cooling; Ark lists direct air, indirect air and liquid cooling technologies for the site
Ark lists 99 MW of total compute capacity at Union Park (Ark figures updated 1 January 2025), with HVO backup generators.
Sustainability
Ark lists onsite solar, rainwater harvesting, living roofs and walls, 100% renewable grid power and HVO backup generators that it says cut emissions by up to 90%.
Connectivity
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Ark says customers can connect to cloud providers on site through cross connects, and it works with fibre partners for high-bandwidth, low-latency connections to on-campus and off-campus clouds.
Network capabilities
- Cross-connects
- Yes
Certifications & standards
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Compliance overview
Ark Data Centres lists ISO 9001, ISO 14001, ISO 22301, ISO 27001, ISO 45001, ISO 50001, Cyber Essentials Plus and PCI DSS in its company-wide standards. Facility-level certificate scope is not published.
Listed standards
ISO 14001
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
ISO 27001
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
ISO 22301
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
ISO 45001
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
ISO 50001
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
Cyber Essentials
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
PCI DSS
- Scope details
- Ark lists this standard in its site-wide standards list; facility scope is not stated.
Location & access
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Bulls Bridge Industrial Estate, Hayes, London, UB3 4DGGet directions ↗ (opens in a new tab)
YOUR QUESTIONS, ANSWERED
Frequently asked questions
Where is Ark Union Park?
Ark says Union Park is at the Bulls Bridge Industrial Estate in Hayes, west London, postcode UB3 4DG.
How much capacity does Union Park have?
Ark lists 99 MW of total compute capacity across four data centres on a 56,000 m² campus.
Is Union Park operational?
Ark gives a ready-for-service date of 2024 for Union Park.
What sustainability features does Ark list?
Onsite solar, rainwater harvesting, living roofs and walls, 100% renewable grid power and HVO backup generators.
Which certifications does Ark list?
Ark lists ISO 9001, 14001, 22301, 27001, 45001 and 50001, Cyber Essentials Plus and PCI DSS company-wide. Confirm facility scope with Ark.
About this listing
These details help you assess the listing. Confirm current availability and suitability with the operator.
- Status
- Compiled from the operator’s published information
- Last reviewed
- Not yet reviewed