Colt: London 4

Brook Industrial Estate

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Colt DCS is set to double the size of its planned data center campus in Hayes, West London, after acquiring a fresh parcel of land.

  • The initial phase of the campus is currently under construction and will comprise two buildings. The buildings will be five stories tall and contain a total of 18 data halls across 30,000 sqm (322,900 sq ft). It will be the company's largest site in the UK.
  • Building work began in 2024 and it is expected to come online in Q3 2025.
  • Colt DCS has now secured a second piece of land adjacent to its current plot, which the company says will allow it to more than double the size of the campus.

Map and Nearby Locations:

Brook Industrial Estate
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Sites within 15 miles of Colt: London 4

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0.85 miles Ark: Union Park
There are 21 Data Halls of approximately 1250m2 each, to be deployed at approximately 3MW per hall.
1.05 miles VIRTUS Hayes London2
2.17 miles VIRTUS: London 14
The data center, currently under construction, will span two floors upon completion. It will offer 8,600 square meters of white space divided among 6 data halls.
2.31 miles CyrusOne London II (Stockley Park)
The London II datacenter was originally built by Infinity SDC.
2.42 miles CyrusOne: London II
2.57 miles VIRTUS: London 6
The facility is part of the VIRTUS Stockley Park Campus. LONDON6 comprises over 7,000m² of net technical data center space.
2.58 miles VIRTUS Stockley Park Campus
The VIRTUS Data Centre Campus at Stockley Park is located close to the well known Stockley Park business center. The campus comprises of four facilities and is built with VIRTUS' value of flexibility at the core of the design.
2.69 miles VIRTUS: London 7
The facility is part of the VIRTUS Stockley Park Campus. LONDON7 comprises over 13,000m² of net technical data center space.
2.71 miles VIRTUS: London 8
The facility is part of the VIRTUS Stockley Park Campus. LONDON8 comprises over 7,000m² of net technical data center space.
2.79 miles Kao Data: Northolt
Kao Data's Northolt site is in West London, inside the M25. It's easy to reach from central London and Heathrow Airport.
2.80 miles Barclays Data Centre
2.93 miles Redcentric Hounslow
3.42 miles DRT London (West Drayton)
3.42 miles Verizon London UK4
3.62 miles Redwire
5.03 miles ServerFarm London
3,000 m² of data hall expansion space available within 6 – 9 months Concurrently maintainable standards
5.13 miles Ark: Alliance Park
Ark Data Centres acquired the Renault Retail Group’s West London site expecting to start construction of the data centre in 2022. The site will go live in 2025.
5.38 miles Equinix London LD3
5.83 miles Vantage London II
5.99 miles Options West London
6.03 miles Microsoft: Park Royal
Microsoft has started building a new £1 billion data center in Park Royal, west London, with construction scheduled to finish by early 2026.
6.06 miles Equinix London LD9 Powergate
LD9 is located in West London's Park Royal campus. The data centre was a Telecity managed facility before Equinix acquired Telecity in July 2016.
6.09 miles Vantage London I Campus
6.10 miles Colt Powergate
The Powergate data center is outside of the heart of the city but within zone 2, making the site easily accessible. This Colt tier III facility provides over 3,700m2 of data centre space and 15 MVA of power.
7.78 miles Yondr Slough
The 1st phase was completed in 2024. The 2nd phase will be completed in late 2025.
8.03 miles Equinix: Wexham Road
Equinix plans to turn a former paint factory in Slough, UK, into a data center.
8.11 miles LDeX London LDeX1
9.21 miles Visa United Kingdom
9.41 miles DRT London (Chess Building)
9.56 miles NTT Slough 3
The site was previously known as "Gyron Ajax 2 - Slough" before being acquired by NTT.
9.57 miles Kao Data Slough
Kao Data's KLON-06 facility in Slough Trading Estate offers 16MW Tier 3 colocation, located in UK's data center heartland in the connectivity-rich West London Availability Zone.
9.58 miles NTT Slough 2
9.64 miles Cyxtera: LHR1
9.65 miles Level3 Slough
9.69 miles VIRTUS LONDON9
9.69 miles GTR: Slough
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
9.71 miles Rackspace London Slough (LON3)
Raised Flooring: 5,000 sq m 15 MVA Total Utility Power Manned 24x7x365
9.72 miles GTR: Slough 2
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
9.73 miles GoDaddy Slough (HEG)
9.74 miles GTR: Slough 3
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
9.78 miles VIRTUS LONDON10
9.79 miles Logicalis Slough
9.83 miles Iron Mountain London LON-2
9.83 miles Cyxtera Slough LO5
Cyxtera's LO5 site in Slough West of London was acquired via a $2.8 billion transaction to acquire 57 datacenters from CenturyLink. The transaction which closed in May 2017 created Cyxtera Technologies.
9.84 miles CyrusOne London I
Located in Slough, one of the UK’s premier data center locations, CyrusOne London I delivers 9MW of IT power to 4,300 sq m of technical space.
9.86 miles VIRTUS Slough London 3 and 4
The datacenter first opened in 2014 by Infinity SDC, but in 2015 VIRTUS acquired the site which is now called London 3. London3 is the closest (non-Equinix) facilities to Equinix's LD4 making it an option to be part of the financial trading ecosystem, but colocated outside of Equinix.
9.87 miles Equinix LD10
9.89 miles Equinix Slough Campus LD4, LD5, LD6, LD10
Critical to London’s Financial industry, Equinix’s collection of non-contigous data cetners in Slough function as a virtual campus via innerduct paths that connect them. The campus is one of the largest data centres in London.
9.91 miles Equinix LD13x
9.91 miles Zayo Egham
9.96 miles VIRTUS London 11
10.01 miles CyrusOne LON5
10.08 miles CyrusOne London III
Built-in 2021, CyrusOne London III is a purpose-built data center offering over 39,000 sqft of technical space.
10.11 miles China Mobile Slough
10.14 miles Equinix LD5
Equinix's LD5 datacenter is part of Equinx's Slough Campus, an important Financial trading hub. More details can be found on the Slough Campus page.
10.14 miles QTS London
10.31 miles Equinix LD12
10.31 miles Equinix LD14
10.37 miles Iron Mountain London LON-1
Strategically located in the Slough Trading Estate, LON-1 is a 183,000 SF colocation facility on Iron Mountain's 5.5-acre London data center campus. Enjoy close proximity to one of Europe's largest network ecosystems. The site was acquired in a sale-leaseback transaction with Credit Suisse
10.39 miles Equinix LD7
10.41 miles Equinix LD6
10.45 miles Equinix LD4
Equinix's LD4 datacenter is part of Equinx's Slough Campus, an important Financial trading hub.
10.52 miles Equinix LD11x
10.65 miles Zenium London One
10.67 miles DRT London (Chessington)
The 50,000 sq ft technical Tier III+ rated Chessington facility has five data halls each of about 1,000 sq m and with 1,440kW Uninterruptible Power Supply (UPS) capacity
11.39 miles Verizon London UK5
11.82 miles 4D Surrey
Based in Byfleet, 4D's Tier-3 Surrey data centre is close to M25 and about 30 minutes to London Waterloo. It's carrier neutral and offers u-space, quarter, half and full racks with options for data halls and suites.
11.82 miles aptum London
12.41 miles Ark: Longcross 2
Ark Data Centres acquired the site in early 2020 and it is expected to be completed in 2025. Upon completion, The data center campus spreads across two buildings.
12.43 miles Ark: Longcross
Ark Data Centres acquired the site in early 2020 and it is expected to be completed in 2025. Upon completion, The data center campus spreads across two buildings 385,000 sqft of space.
12.50 miles Level3 London (10 Fleet)
12.59 miles Lumen: Goswell Rd
12.63 miles Volta EC1
The data centre is stacked vertically over seven stories and has a Tier III data centre design.
13.26 miles 1 Olivers Yard - Digital Realty
This site was formerly a Telecity site that was acquired by Equinix (January 2016) and subsequently sold to Digital Realty Trust (July 2016.)
13.34 miles iomart DC2 London
13.35 miles Epsilon London Telephone House
13.39 miles Telehouse London Metro
13.41 miles Redcentric London
13.53 miles Pulsant Maidenhead P1
13.57 miles Colt House London
13.79 miles Interxion LON1 LON3
13.83 miles Level3 London (Braham)
13.87 miles Interxion London 2
13.88 miles Internap London
13.94 miles Netwise London Central
The Old Jamaica Road data center officially began operations in 2016. It features two data halls in 11,000 sq ft of space with a combined 6,000 sq ft of white space, accommodating 200 racks.
13.99 miles Level3 London (120 Leman)
14.03 miles DRT London (Croydon)
14.31 miles iomart DC5 Maidenhead
14.46 miles Colt London I
15.21 miles Redcentric Woking TC3
15.21 miles NaviSite Woking
15.28 miles CyrusOne London Woking
15.28 miles Digital Realty Woking
15.49 miles Coreix Docklands
16.02 miles Pulsant South London
16.06 miles AIMES DC3 Mastmaker Road
16.12 miles Infinity SDC HereEast
16.16 miles DRT London (Bonnington House)
16.17 miles nLighten: London Citi
In April 2024, nLighten acquired the site from Exa Infrastructure.
16.18 miles Cyxtera London LO3 & LO4
16.18 miles Keppel GV7 London
The Keppel London GV7 Data Centre is a newly refurbished data centre located in a secure estate within Canary Wharf, London.
16.18 miles Echelon LCY10
Echelon’s existing UK facility, LCY10, is a 12,000 sqm (129,000 sq ft)data center located in London’s Docklands.
16.20 miles City Reach London Docklands
16.21 miles Digital Docklands: Cloud House
16.35 miles Equinix London LD8 Harbour Exchange (Docklands)
Equinix LD8 was known as Telecity Harbour Exchange (HEX) until July 2016. The facility is the second most connected data centre ecosystem in London.
16.46 miles Digital Meridian Gate (215 Marsh)
Located in London Docklands, the Memaco House facility sits in close proximity to the city's many transport links. Memaco House provides 1,630 sq m of well-connected premium customer space over four floors.
16.50 miles Digital Sovereign House (227 Marsh Wall)
16.69 miles Level3 London (E India Dock)
16.79 miles GTT London GS2
16.80 miles Global Switch: London South
Global Switch plans for the construction of a new data center in London Docklands. The new five-floor 290,625sqft data center, known as London South, will expand Global Switch’s London site.
16.80 miles Global Switch London Docklands Campus
16.80 miles Telehouse South
Telehouse is expanding its Telehouse South facility in London, UK.
16.81 miles Coreix Enfield
16.82 miles Telehouse London Docklands (North, East, West)
Telehouse operates five data centers in London, four at its Docklands campus in East London, consisting of Telehouse North (opened 1990), Telehouse East (opened 1999), Telehouse West (opened 2010), and Telehouse North Two (opened in 2016.)
16.83 miles Verizon London THW
16.93 miles Netwise London East (NLE)
Situated in East London near City Airport, the facility is powered entirely by renewable energy. It boasts a highly efficient cooling system, utilizing evaporative technology to achieve a design Power Usage Effectiveness (PUE) of 1.05 (design capacity, not annualized).
16.96 miles Ark: Meridian Park
16.97 miles CentriLogic Berkshire
CentriLogic operates a the data center in the heart of the Thames Valley. From this facility, CentriLogic delivers customers its comprehensive suite of hybrid hosting, cloud computing, co-location, and managed services.
17.07 miles Kao Data: Bidder Street, Newham
A new data center named as Bidder Street Data Center has been proposed in the Newham area of East London, UK. At full build out the multi-story data center will total approximately 60,510 sqm (651,325 sq ft).
17.19 miles Level3 Bracknell
17.24 miles NTT Hempstead4
NTT Global Data Centers opened its 7th London data center site in Hemel Hempstead.
17.27 miles Echelon LCY20
Ireland’s Echelon Data Centres has partnered with Starwood to develop a second UK data center.
17.54 miles NTT Hempstead 3
17.57 miles VIRTUS London1 Enfield
17.65 miles NTT Hempstead 1
17.78 miles NTT Hempstead 2
18.08 miles DRT London (Cresses Business Park)
19.80 miles Google: Waltham Cross
Google has started building a new data centre in Waltham Cross, Hertfordshire.

Colt: London 4 Data Center Photos

Operating Company

In 2014, Colt entered the APAC region when it acquired KVH and its seven data centers in across Japan, Singapore, Hong Kong and South Korea.

30 Facilities Owned
15 Markets Served
292.24 Megawatts
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