Company lists · Data refreshed September 2026
Top 25 5g infrastructure providers based in the United Kingdom
RevenueBase identified 134 5g infrastructure providers headquartered in the United Kingdom as of September 2026 and tracks 13,687 professional contacts across them, including 2,888 with verified work emails. London is the largest hub.
This list covers 5g infrastructure providers 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 5g infrastructure providers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,121 contacts → | ||||
Indirect evidence “Three UK is a big network for the little or life-changing connections that make life richer.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,319 contacts → | ||||
Indirect evidence “At Boldyn Networks we unlock the power of an interconnected future.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 470 contacts → | ||||
Partial evidence “Indigo engineers a digital future by designing, deploying, and supporting digital infrastructure for network owners and operators.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 300 contacts → | ||||
Partial evidence “Welcome to Cornerstone, the leading UK mobile infrastructure services company.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 273 contacts → | ||||
Indirect evidence “Magdalene provides comprehensive independent solutions which address the individual needs of our customers throughout the Telecommunications Industry.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 248 contacts → | ||||
Indirect evidence “Building on more than seven decades of experience in engineering and technology innovation, Telrad Networks is an award-winning, recognized global leader in wireless…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 190 contacts → | ||||
Partial evidence “Technetix provides critical broadband infrastructure for network operators globally.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 134 contacts → | ||||
Indirect evidence “The networks of the future are here.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 115 contacts → | ||||
Partial evidence “We’re trusted partners in delivering sustainable, long-term infrastructure that powers exceptional mobile connectivity where and when it matters most.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 98 contacts → | ||||
Indirect evidence “Pioneering next generation millimetre wave (mmW) & microwave transmission equipment since CBNL is the global leader in carrier-class, point-to-multipoint microwave and millimeter…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 93 contacts → | ||||
Partial evidence “Providing high quality, dedicated telecom infrastructure services to Operators across the country.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 68 contacts → | ||||
Partial evidence “Sitec Infrastructure Services is a dynamic, delivery-focussed company providing Mobile infrastructure ADC services and Fixed/Fibre E2E network delivery capabilities.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 65 contacts → | ||||
Partial evidence “Shared Access is an independent wireless telecommunications infrastructure company.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 54 contacts → | ||||
Indirect evidence “At UK Connect, we specialise in advanced wireless connectivity solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 54 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 53 contacts → | ||||
Indirect evidence “Ranplan Wireless pioneer software solutions that help perfect the design, optimisation and automation of in-building and urban outdoor wireless networks.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 51 contacts → | ||||
Indirect evidence “Fortitude Nicsa Global (FNG) is a leading provider of comprehensive IT services, supporting businesses in over 160 countries with innovative, 24/7 solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 44 contacts → | ||||
Indirect evidence “We design build and operate high performance private networks for industrial, business and government customers.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 40 contacts → | ||||
Partial evidence “KNTC builds infrastructure for telecoms to deliver next generation access and connectivity for voice and data communication services on behalf of consumers and businesses.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 35 contacts → | ||||
Partial evidence “Telelink provide the critical infrastructure that we all take for granted but has a major impact on our day-to-day life.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 32 contacts → | ||||
Indirect evidence “Experts in cellular wireless services for mobile operators, neutral host providers and property owners for businesses, commercial property and public buildings.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 28 contacts → | ||||
Indirect evidence “Zinwave provides the indoor cellular and public safety coverage that businesses need in a five-component, fiber-based solution that’s easy and affordable to install.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 24 contacts → | ||||
Partial evidence “As one of the UK’s leading network infrastructure providers, Horsebridge Network Systems operates a market leading Network as a Service solution (NaaS) and proudly to be support…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 24 contacts → | ||||
Indirect evidence “Projex Cellular is an experienced, professional team committed to providing innovative products and turnkey project services to Mobile Network Operators, delivering all aspects of…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 22 contacts → | ||||
Indirect evidence “The Real Wireless team of more than 35 experts delivers deep technology, business, market and economics experience.” 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: 5g infrastructure providers. 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 5g infrastructure providers.
- Partial evidence
- Its own public description names part of 5g infrastructure providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name 5g infrastructure providers. 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 134 5g infrastructure providers based in the United Kingdom
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5g infrastructure providers 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 134 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 5g infrastructure providers, 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 “5g infrastructure providers”. 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 5g infrastructure providers), 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 5g infrastructure providers, 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, 2,888 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.
5g infrastructure providers by metro
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 5g infrastructure providers, 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 5g infrastructure providers are there based in the United Kingdom?
RevenueBase identified 134 5g infrastructure providers 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?
Three UK, headquartered in Reading, tops this list with the largest team on record.
Which city has the most 5g infrastructure providers?
London leads with 25 headquartered companies, followed by Cambridge (6) and Reading (6).
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 2,888 verified decision-maker contacts tracked across these 134 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.
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