Company lists · Data refreshed November 2026

Top 23 Infrastructure technology companies based in the United Kingdom

RevenueBase identified 559 company matches for infrastructure technology companies associated with the United Kingdom as of November 2026 and tracks 42,360 professional contacts across them, including 18,075 with verified work emails. London is the largest hub.

This list covers company matches for infrastructure technology 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 November 6, 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 Nov 6, 2026 How this list was built
559Companies
42,360Contacts tracked
18,075Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 23 largest infrastructure technology companies based in the United Kingdom

Ranked by team size
Top 23 of 559 company matches for infrastructure technology companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNewbury, United KingdomHQ recorded Nov 6, 202610001+3,134 contacts →

Exact match

“OpenText has completed the purchase of Micro Focus.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMarlow, United KingdomHQ recorded Nov 6, 20261,001-5,0003,073 contacts →

Exact match

“Softcat is a leading provider of IT infrastructure to corporate and public sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWarwick, United KingdomHQ recorded Nov 6, 20261,001-5,0002,547 contacts →

Exact match

“Telent designs, builds, manages, and maintains the nation’s critical infrastructure technology that keeps the country moving, connected, and safe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0002,070 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchStevenage, United KingdomHQ recorded Nov 6, 202610001+1,332 contacts →

Exact match

“M Group | Essential Infrastructure Services for Life It’s an exceptional time to be part of M Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWembley, United KingdomHQ recorded Nov 6, 20261,001-5,0001,204 contacts →

Exact match

“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,091 contacts →

Exact match

“Global business doesn’t have to be complicated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLeatherhead, United KingdomHQ recorded Nov 6, 2026501-1,000804 contacts →

Exact match

“Bytes is a leading provider of world-class IT solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000802 contacts →

Exact match

“Kerv exists to use the power of technology for good: for our customers, our people, our communities and the planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000681 contacts →

Exact match

“Innovation is at the core of Exponential-e, and has been since our inception in 2002.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDartford, United KingdomHQ recorded Nov 6, 20261,001-5,000650 contacts →

Exact match

“Part of the Laing O’Rourke Group, and founded on more than 200 years of experience, we are a leading construction and infrastructure technology services provider, supplying a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchReading, United KingdomHQ recorded Nov 6, 2026501-1,000629 contacts →

Exact match

“Unlock your potential with XMA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFleet, United KingdomHQ recorded Nov 6, 20261,001-5,000613 contacts →

Exact match

“Dimension Data uses the power of technology to help organisations achieve great things.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000553 contacts →

Exact match

“We are accelerating the roll-out of technology through Cybersecurity, Cloud, IoT, Data & Artificial Intelligence Follow on our social media channels: • X: https://x.com/TefTech_EN…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWarrington, United KingdomHQ recorded Nov 6, 20261,001-5,000538 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500457 contacts →

Exact match

“Redstone is now part of RedstoneConnect PLC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500437 contacts →

Exact match

“EXA Infrastructure is an award-winning portfolio company of I Squared Capital and one of the largest dedicated digital infrastructure platforms throughout Europe, connecting North…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBracknell, United KingdomHQ recorded Nov 6, 202610001+433 contacts →

Exact match

“HP UK creates new possibilities for technology to have a meaningful impact on people, businesses, governments and society.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCamberley, United KingdomHQ recorded Nov 6, 2026201-500304 contacts →

Exact match

“North builds stronger, more reliable networks and creates smarter, more sustainable places.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBerkshire, United KingdomHQ recorded Nov 6, 2026201-500294 contacts →

Exact match

“We’re technology experts trusted by organisations globally to achieve successful business outcomes through our award-winning services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSt Ives, United KingdomHQ recorded Nov 6, 2026201-500278 contacts →

Exact match

“Magdalene provides comprehensive independent solutions which address the individual needs of our customers throughout the Telecommunications Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500276 contacts →

Exact match

“At Six Degrees we’re all about enabling our clients’ success through technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchManchester, United KingdomHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 23 of 559 infrastructure technology companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 18,075 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Infrastructure technology companies based in the United Kingdom at a glance

As of Nov 6, 2026
42.7%Verified-email coverage
75.8Average contacts per company
11-50Median size (employees)
34.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
219
11-50
185
51-200
83
201-500
30
501-1,000
10
1,001-5,000
17
5,001-10,000
3
10001+
6

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 559 companies.

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 “infrastructure technology 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 18,075 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 November 6, 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.

Infrastructure technology companies by metro

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 “infrastructure technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure technology companies are there based in the United Kingdom?

RevenueBase identified 559 company matches for infrastructure technology companies associated with the United Kingdom as of November 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?

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

Which city has the most infrastructure technology companies?

London leads with 191 company records, followed by Manchester (15) and Birmingham (8).

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 18,075 professional contacts with verified work emails tracked across these 559 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 559 infrastructure technology companies based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.