Company lists · Data refreshed September 2026

Top 25 Data center equipment installation companies based in the United Kingdom

Name: Data center equipment installation companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 7, 2026 208 companies tracked

RevenueBase identified 208 company matches for data center equipment installation companies associated with the United Kingdom as of September 2026 and tracks 2,498 professional contacts across them, including 1,152 with verified work emails and 122 with mobile numbers. London is the largest hub.

This list covers company matches for data center equipment installation companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 7, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 7, 2026 How this list was built

208Companies

2,498Contacts tracked

1,152Verified emails

122Mobile numbers

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The 25 largest data center equipment installation companies based in the United Kingdom

Ranked by team size

Top 25 of 208 company matches for data center equipment installation companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 7, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ONNEC	Exact match	London, United KingdomHQ recorded Sep 7, 2026	501-1,000	585 contacts →
	Exact match “Onnec is a leading partner for IT Infrastructure design, installation and operational support services.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
2	Datalec Precision Installations Limited	Exact match	Buntingford Herts, United KingdomHQ recorded Sep 7, 2026	51-200	178 contacts →
	Exact match “OFFICIAL ACCOUNT* Datalec Precision Installations provides world-class data centre design, build, and installation services that leverage unique technical expertise, including…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
3	DOWDS	Exact match	Ballymena, United KingdomHQ recorded Sep 7, 2026	201-500	164 contacts →
	Exact match “With 45+ years in business, Dowds expertise spans the full lifecycle of complex build environments – from initial design and systems integration to final handover and beyond.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
4	Twistedpair LTD	Exact match	Portsmouth, United KingdomHQ recorded Sep 7, 2026	51-200	83 contacts →
	Exact match “Connecting people, places, and possibilities through transformative workplace technology.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
5	Future-Tech	Exact match	Wokingham, United KingdomHQ recorded Sep 7, 2026	51-200	82 contacts →
	Exact match “Future-tech is a specialist data centre engineering services provider.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
6	Switchshop Limited	Exact match	Kimpton, United KingdomHQ recorded Sep 7, 2026	51-200	79 contacts →
	Exact match “Switchshop is a specialist designer, installer and provider of IT network equipment solutions and one of the UK's leading resellers of networking hardware.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
7	IDS Group	Exact match	Fleet, United KingdomHQ recorded Sep 7, 2026	51-200	56 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
8	Phoenix Trescray	Exact match	London, United KingdomHQ recorded Sep 7, 2026	51-200	39 contacts →
	Exact match “We are a leading IT installation company offering complete infrastructure solutions within data centre and commercial sectors.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
9	Astro Communications LTD	Exact match	Dartford, United KingdomHQ recorded Sep 7, 2026	11-50	39 contacts →
	Exact match “Astro Communications are experts in solving business challenges through the design, deployment and management of end-to-end communications and networking solutions.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
10	Lan2lan	Exact match	Leatherhead, United KingdomHQ recorded Sep 7, 2026	11-50	39 contacts →
	Exact match “LAN2LAN is a specialist systems integration, installation and project management organisation focused on driving technologically innovative solutions that deliver intelligent…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
11	Bladeroom Data Centres	Exact match	Cheltenham, United KingdomHQ recorded Sep 7, 2026	51-200	37 contacts →
	Exact match “BladeRoom Data Centres are designed to be globally consistent and deployable anywhere in the world with speed and precision.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
12	Excel IT	Exact match	Grays, United KingdomHQ recorded Sep 7, 2026	201-500	35 contacts →
	Exact match “Excel builds, supports and optimises the IT infrastructure, networks and connectivity which drive global business performance.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
13	Talkwire	Exact match	Melksham, United KingdomHQ recorded Sep 7, 2026	51-200	34 contacts →
	Exact match “Experts for Physical IT Installations Nationwide Whether building network cabinets, fitting devices, integrating complex IT systems, or installing professional IT infrastructure…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
14	Studionwa	Exact match	St Albans, United KingdomHQ recorded Sep 7, 2026	11-50	33 contacts →
	Exact match “studioNWA is founded on a vast understanding and experience of the data centre design.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
15	Infiniti IT Limited	Exact match	Witney, United KingdomHQ recorded Sep 7, 2026	1-10	29 contacts →
	Exact match “INFINITI is a one-stop data centre services provider with an eye for detail and outstanding customer service.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
16	Critical Facilities Solutions LTD	Exact match	Witham, United KingdomHQ recorded Sep 7, 2026	51-200	27 contacts →
	Exact match “Data Centre Solutions Critical Facilities Solutions (CFS) is a world-class facilities services business with more than 25 years’ experience working in Data Centre and Enterprise…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
17	Prism DCS	Exact match	Watford, United KingdomHQ recorded Sep 7, 2026	51-200	26 contacts →
	Exact match “Prism DCS is a data centre solutions provider specialising in the provision of hot & cold aisle containment, server cabinets, and security cages.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
18	Deerns UK	Exact match	London, United KingdomHQ recorded Sep 7, 2026	501-1,000	24 contacts →
	Exact match “An independent mechanical and electrical engineering firm which operates worldwide, Deerns has the capacity to make ideas a reality.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
19	Nexus Fusion	Exact match	Milton Keynes, United KingdomHQ recorded Sep 7, 2026	11-50	22 contacts →
	Exact match “Unveiling the Nexus of Possibilities Since launching in 2016, our mission has been to inspire the best people to transform the way in which our clients do business.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
20	DWM Technical Solutions LTD	Exact match	Wilden, United KingdomHQ recorded Sep 7, 2026	11-50	20 contacts →
	Exact match “DWM Technical Solutions Ltd is an innovative organisation striving to research, design and install cutting edge technology into the networking, audio visual and electrical sectors.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
21	APTO	Exact match	London, United KingdomHQ recorded Sep 7, 2026	11-50	19 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
22	EDP Europe Limited	Exact match	Witham, United KingdomHQ recorded Sep 7, 2026	11-50	17 contacts →
	Exact match “EDP Europe specialises in the supply of critical infrastructure solutions for the data centre environment.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
23	Piran Technologies	Exact match	Redruth, United KingdomHQ recorded Sep 7, 2026	11-50	16 contacts →
	Exact match “Since 2004, we’ve been helping businesses to reduce costs and become more innovative by designing, implementing and supporting IT systems that improve reliability and increase…” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
24	Efficiencyit	Exact match	Dorking, United KingdomHQ recorded Sep 7, 2026	11-50	15 contacts →
	Exact match “At EfficiencyIT, our mission is to challenge the status quo of what's achievable versus what's acceptable in data centres, IT, and critical communications environments.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase
25	The Datek Group	Exact match	Slough, United KingdomHQ recorded Sep 7, 2026	11-50	15 contacts →
	Exact match “The Datek Group Limited is an infrastructure services company specialising in data cabling located in Slough.” Recorded in the RevenueBase company graph · Sep 7, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “data center equipment installation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 208 data center equipment installation companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,152 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data center equipment installation companies based in the United Kingdom at a glance

As of Sep 7, 2026

46.1%Verified-email coverage

4.9%Mobile-number coverage

12.0Average contacts per company

1-10Median size (employees)

23.1%Largest-city concentration · London

Sep 7, 2026Page data refreshed

Companies by employee count

1-10

106

11-50

51-200

201-500

501-1,000

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

1,0390–30

11131–60

061–90

090–180

2180+

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with the United Kingdom whose business descriptions match “data center equipment installation companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,152 professional contacts with verified work emails across the full matched dataset. 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 7, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Data center equipment installation companies by metro

Data center equipment installation companies in London48

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “data center equipment installation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data center equipment installation companies are there based in the United Kingdom?

RevenueBase identified 208 company matches for data center equipment installation companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ONNEC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most data center equipment installation companies?

London leads with 48 company records, followed by Birmingham (4) and London London (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,152 professional contacts with verified work emails tracked across these 208 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 7, 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 SmartSearch, 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.