Company lists · Data refreshed September 2026
Top 25 AI data center builders based in the United Kingdom
RevenueBase identified 122 AI data center builders headquartered in the United Kingdom as of September 2026 and tracks 3,641 professional contacts across them, including 1,572 with verified work emails. London is the largest hub.
This list covers AI data center builders headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest AI data center builders based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 785 contacts → | ||||
Strong evidence “RED Engineering Design, a company of Tractebel, is a global engineering consultancy specialising in the design of complex, mission-critical Data Centre and digital infrastructure…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 415 contacts → | ||||
Strong evidence “At Colt Data Centre Services, we aspire to our customers’ success, ensuring your growth is supported by the best infrastructure solution for your business’ unique vision.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 245 contacts → | ||||
Indirect evidence “Empowering individuals who plan, build, operate, and supply digital infrastructure to make informed decisions faster.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 178 contacts → | ||||
Strong evidence “OFFICIAL ACCOUNT* Datalec Precision Installations provides world-class data centre design, build, and installation services that leverage unique technical expertise, including…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 132 contacts → | ||||
Strong evidence “Bringing data centre projects to life on time and budget.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 125 contacts → | ||||
Strong evidence “Ark empower businesses to work from anywhere in the world by designing and operating data centres which lead the market in social responsibility.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 115 contacts → | ||||
Indirect evidence “Boston Limited is a leading provider of high-performance, power-optimised technologies for various markets, offering bespoke award-winning solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 90 contacts → | ||||
Strong evidence “Established in 2010, Excool has consistently led the industry in designing, developing, and delivering unique energy-efficient cooling solutions for data centers across the globe.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 67 contacts → | ||||
Partial evidence “We innovate exceptional technology infrastructure providing best-in-class power, agility and security for mission critical and data intensive workloads.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 55 contacts → | ||||
Strong evidence “Kao Data leads the industry, pioneering the development and operation of data centres engineered for AI and advanced computing.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 37 contacts → | ||||
Strong evidence “BladeRoom Data Centres are designed to be globally consistent and deployable anywhere in the world with speed and precision.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 33 contacts → | ||||
Strong evidence “studioNWA is founded on a vast understanding and experience of the data centre design.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 31 contacts → | ||||
Strong evidence “CUDO Ventures was founded and is headquartered in the UK, with over two decades of experience in cloud, data center, and enterprise infrastructure.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 29 contacts → | ||||
Partial evidence “Building the infrastructure layer for the AI era.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 29 contacts → | ||||
Strong evidence “INFINITI is a one-stop data centre services provider with an eye for detail and outstanding customer service.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 26 contacts → | ||||
Strong evidence “Prism DCS is a data centre solutions provider specialising in the provision of hot & cold aisle containment, server cabinets, and security cages.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 25 contacts → | ||||
Partial evidence “OctaiPipe is an AI-powered optimisation software solution that delivers up to 30% savings in cooling energy use with zero disruption.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 22 contacts → | ||||
Strong evidence “GreenScale is redefining the future of sustainable digital infrastructure across Europe’s expanding data centre markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 22 contacts → | ||||
Strong evidence “Global Technical Realty (GTR) has the data center experience you need.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 19 contacts → | ||||
Strong evidence “Apto deliver highly customised, built-to-suit data centre capacity to help fast track your entry into high-potential markets that will drive future demand.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 17 contacts → | ||||
Strong evidence “EDP Europe specialises in the supply of critical infrastructure solutions for the data centre environment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 17 contacts → | ||||
Strong evidence “2bm is an award-winning data centre solutions provider, specialising in the design and build of new data centres, as well as the refurbishment and upgrade of existing computer…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 17 contacts → | ||||
Strong evidence “VivoPower PLC (Nasdaq: VIVO) is a sustainable infrastructure company focused on the development of renewable-powered sovereign AI data centres, with a corporate presence across…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 16 contacts → | ||||
Strong evidence “Eneus Energy develops and enables next-generation data center infrastructure.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 16 contacts → | ||||
Strong evidence “Polar is a leading data center operator in Europe.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: AI data center builders. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names AI data center builders.
- Partial evidence
- Its own public description names part of AI data center builders, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name AI data center builders. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 122 AI data center builders based in the United Kingdom
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AI data center builders based in the United Kingdom at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 122 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among AI data center builders, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “AI data center builders”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names AI data center builders), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among AI data center builders, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 1,572 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
AI data center builders by metro
- AI data center builders in London58
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names AI data center builders, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many AI data center builders are there based in the United Kingdom?
RevenueBase identified 122 AI data center builders headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
RED Engineering Design, headquartered in London, tops this list with the largest team on record.
Which city has the most AI data center builders?
London leads with 58 headquartered companies, followed by Birmingham (3) and Manchester (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,572 verified decision-maker contacts tracked across these 122 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.