Company lists · Data refreshed September 2026

Top 25 Data center infrastructure managers based in the United Kingdom

RevenueBase identified 221 data center infrastructure managers headquartered in the United Kingdom as of September 2026 and tracks 7,804 professional contacts across them, including 3,569 with verified work emails. London is the largest hub.

This list covers data center infrastructure managers 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
221Companies
7,804Contacts tracked
3,569Verified emails
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The 25 largest data center infrastructure managers based in the United Kingdom

Ranked by team size
Top 25 of 221 data center infrastructure managers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to data center infrastructure managers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceLondon, United KingdomHQ checked Sep 19, 20261,001-5,0001,842 contacts →

Strong evidence

“NTT Global Data Centers is a division of NTT DATA.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000585 contacts →

Partial evidence

“Onnec is a leading partner for IT Infrastructure design, installation and operational support services.”

Source: RevenueBase Database · checked Sep 19, 2026
3Strong evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500415 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, 2026
4Strong evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500405 contacts →

Strong evidence

“Global Switch owns and operates sq ft sq m) of exceptional large-scale, multi customer, carrier and cloud neutral data centre space across Europe and Asia-Pacific.”

Source: RevenueBase Database · checked Sep 19, 2026
5Strong evidenceLondon, United KingdomHQ checked Sep 19, 202651-200289 contacts →

Strong evidence

“Yondr is a developer, owner and operator of hyperscale data centers.”

Source: RevenueBase Database · checked Sep 19, 2026
6Strong evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000259 contacts →

Strong evidence

“Over the last 15 years, we have worked in the world's top data centres and commercial facilities, providing quality engineering services.”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 19, 202651-200245 contacts →

Partial evidence

“Empowering individuals who plan, build, operate, and supply digital infrastructure to make informed decisions faster.”

Source: RevenueBase Database · checked Sep 19, 2026
8Strong evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500237 contacts →

Strong evidence

“VIRTUS Data Centres (VIRTUS) is a trusted global leader in the data centre industry and the UK’s leading data centre company, committed to delivering reliable, resilient and…”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceManchester, United KingdomHQ checked Sep 19, 2026201-500228 contacts →

Strong evidence

“Sudlows is a multi-award winning Critical Infrastructures, Enterprise Services and Facilities Management specialist which provides a full range of technical services for…”

Source: RevenueBase Database · checked Sep 19, 2026
10Strong evidenceBuntingford Herts, United KingdomHQ checked Sep 19, 202651-200178 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, 2026
11Strong evidenceLondon, United KingdomHQ checked Sep 19, 202651-200141 contacts →

Strong evidence

“Deepscale Technologies provide data center, enterprise & managed IT solutions across the globe that enhance how businesses operate.”

Source: RevenueBase Database · checked Sep 19, 2026
12Strong evidenceLondon, United KingdomHQ checked Sep 19, 202651-200132 contacts →

Strong evidence

“Bringing data centre projects to life on time and budget.”

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceCorsham, United KingdomHQ checked Sep 19, 202651-200125 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, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202651-20087 contacts →

Indirect evidence

“We are Technimove.”

Source: RevenueBase Database · checked Sep 19, 2026
15Strong evidenceWokingham, United KingdomHQ checked Sep 19, 202651-20082 contacts →

Strong evidence

“Future-tech is a specialist data centre engineering services provider.”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202651-20082 contacts →

Indirect evidence

“ORM is now Paragon DCX.”

Source: RevenueBase Database · checked Sep 19, 2026
17Strong evidenceBanbury, United KingdomHQ checked Sep 19, 202651-20081 contacts →

Strong evidence

“Covenco connects modern data management services with hardware sales, brokerage and support.”

Source: RevenueBase Database · checked Sep 19, 2026
18Strong evidenceBrighton, United KingdomHQ checked Sep 19, 202651-20077 contacts →

Strong evidence

“We are a fully-managed global hosting provider offering industry-leading technology with a customer-centric approach.”

Source: RevenueBase Database · checked Sep 19, 2026
19Partial evidenceStockton-on-tees, United KingdomHQ checked Sep 19, 202651-20066 contacts →

Partial evidence

“We would like to share some exciting news – Onyx Group has been acquired by cloud, colocation and managed hosting expert Pulsant, expanding its network to 15 UK-based datacentres.”

Source: RevenueBase Database · checked Sep 19, 2026
20Strong evidenceFleet, United KingdomHQ checked Sep 19, 202651-20056 contacts →

Strong evidence

“IDS Group are a global data centre and colocation specialist providing a variety of services to support our customers around the world from both our UK and Netherlands office…”

Source: RevenueBase Database · checked Sep 19, 2026
21Strong evidenceCity Of London, United KingdomHQ checked Sep 19, 202651-20055 contacts →

Strong evidence

“DC Byte is a global market intelligence and research company specialising in the data centre industry.”

Source: RevenueBase Database · checked Sep 19, 2026
22Strong evidenceWooburn Green, United KingdomHQ checked Sep 19, 202651-20049 contacts →

Strong evidence

“MCSA Group Ltd specialise in IT multivendor services, managed services and solutions for data centres.”

Source: RevenueBase Database · checked Sep 19, 2026
23Strong evidenceLondon, United KingdomHQ checked Sep 19, 202651-20039 contacts →

Strong evidence

“We are a leading IT installation company offering complete infrastructure solutions within data centre and commercial sectors.”

Source: RevenueBase Database · checked Sep 19, 2026
24Strong evidenceCheltenham, United KingdomHQ checked Sep 19, 202651-20037 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, 2026
25Partial evidenceGrays, United KingdomHQ checked Sep 19, 2026201-50035 contacts →

Partial evidence

“Excel builds, supports and optimises the IT infrastructure, networks and connectivity which drive global business performance.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 221 data center infrastructure managers based in the United Kingdom

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Data center infrastructure managers based in the United Kingdom at a glance

As of Sep 19, 2026
45.7%Verified-email coverage
35.3Average contacts per company
11-50Median size (employees)
36.2%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
88
51-200
46
201-500
11
501-1,000
6
1,001-5,000
4

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 221 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 data center infrastructure managers, 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 “data center infrastructure managers”. 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 data center infrastructure managers), 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 data center infrastructure managers, 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, 3,569 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.

Data center infrastructure managers by metro

  • Data center infrastructure managers in London80

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 data center infrastructure managers, 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 data center infrastructure managers are there based in the United Kingdom?

RevenueBase identified 221 data center infrastructure managers 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?

NTT Global Data Centers, headquartered in London, tops this list with the largest team on record.

Which city has the most data center infrastructure managers?

London leads with 80 headquartered companies, followed by Manchester (6) and Reading (5).

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 3,569 verified decision-maker contacts tracked across these 221 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.