Company lists · Data refreshed September 2026

Top 24 Telecom infrastructure software companies based in the United Kingdom

Name: Telecom infrastructure software 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 6, 2026 554 companies tracked

RevenueBase identified 554 company matches for telecom infrastructure software companies associated with the United Kingdom as of September 2026 and tracks 13,130 professional contacts across them, including 3,889 with verified work emails and 693 with mobile numbers. London is the largest hub.

This list covers company matches for telecom infrastructure software 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 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 Sep 6, 2026 How this list was built

554Companies

13,130Contacts tracked

3,889Verified emails

693Mobile numbers

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The 24 largest telecom infrastructure software companies based in the United Kingdom

Ranked by team size

Top 24 of 554 company matches for telecom infrastructure software companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Kelly Group	Exact match	Wembley, United KingdomHQ recorded Sep 6, 2026	1,001-5,000	1,053 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 · Sep 6, 2026 · View company records in RevenueBase
2	Helios Towers	Exact match	London, United KingdomHQ recorded Sep 6, 2026	501-1,000	784 contacts →
	Exact match “Helios Towers is a leading independent telecom tower company connecting people and powering growth across Africa and the Middle East.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
3	WHP Telecoms Limited	Exact match	Warrington, United KingdomHQ recorded Sep 6, 2026	501-1,000	519 contacts →
	Exact match “WHP is one of the UK's leading suppliers of network infrastructure services.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4	Cerillion Technologies	Exact match	London, United KingdomHQ recorded Sep 6, 2026	201-500	364 contacts →
	Exact match “Cerillion is a leading provider of BSS/OSS software for the telecommunications industry, with over 25 years’ experience supporting mobile, fixed, cable and multi-service operators…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
5	Morrison Telecom Services	Exact match	Stevenage, United KingdomHQ recorded Sep 6, 2026	501-1,000	339 contacts →
	Exact match “Morrison Telecom Services is focused on the design, build and maintenance of telecom infrastructure for key clients in the fixed telecom market.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6	Clarke Telecom	Exact match	Manchester, United KingdomHQ recorded Sep 6, 2026	201-500	312 contacts →
	Exact match “Clarke Telecom carries out every aspect of wireless telecoms network infrastructure delivery.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7	Magdalene	Exact match	St Ives, United KingdomHQ recorded Sep 6, 2026	201-500	273 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 · Sep 6, 2026 · View company records in RevenueBase
8	Telecom Infrastructure Partners TIP	Exact match	Shrewsbury, United KingdomHQ recorded Sep 6, 2026	201-500	237 contacts →
	Exact match “Telecom IP helps landowners, property owners, businesses and investors unlock the value of their telecom assets.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
9	Omobiong	Exact match	London, United KingdomHQ recorded Sep 6, 2026	51-200	168 contacts →
	Exact match “Omobio (Pvt) Ltd was established in February 2011 by a team of Professional Telecom Software Developers, tendering it’s service to Telecom Operators and Telecom Service…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
10	Adcomms	Exact match	Scunthorpe, United KingdomHQ recorded Sep 6, 2026	201-500	155 contacts →
	Exact match “ADComms is a leading provider of intelligent telecoms infrastructure and On-Train solutions for the UK rail industry.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
11	Beacon Comms	Exact match	Tavistock, United KingdomHQ recorded Sep 6, 2026	201-500	151 contacts →
	Exact match “Beacon Comms is the trading name of Beacon Communication Services Ltd.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12	Freshwave	Exact match	London, United KingdomHQ recorded Sep 6, 2026	51-200	134 contacts →
	Exact match “The networks of the future are here.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
13	Genesis Technology Services Limited	Exact match	Peterborough, United KingdomHQ recorded Sep 6, 2026	501-1,000	132 contacts →
	Exact match “Genesis Technology Services Limited (GTS Ltd) is a leading engineering service provider in the UK and a global multinational corporation, based in Cambridgeshire, UK.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14	Telesens	Exact match	London, United KingdomHQ recorded Sep 6, 2026	51-200	125 contacts →
	Exact match “Telesens is a global provider of enterprise level cost effective software products and solutions for telecom and other business domains.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
15	Barclay Communications	Exact match	Belfast, United KingdomHQ recorded Sep 6, 2026	51-200	98 contacts →
	Exact match “Barclay Communications is the leading provider of business mobile, landline and digital solutions, supporting small, medium and large organisations across the UK.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16	Programus LTD	Exact match	London, United KingdomHQ recorded Sep 6, 2026	51-200	95 contacts →
	Exact match “Programus Limited boast over 15 years of experience developing the world's leading software for the Telecom and Events and Venues industries.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17	Waldon Telecom	Exact match	West Byfleet, United KingdomHQ recorded Sep 6, 2026	51-200	93 contacts →
	Exact match “Providing high quality, dedicated telecom infrastructure services to Operators across the country.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18	Metaswitch Networks	Exact match	Enfield, United KingdomHQ recorded Sep 6, 2026	501-1,000	91 contacts →
	Exact match “Metaswitch is a recognized leader in the development of ultra-high-performance, cloud native communications software.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19	Linbrooke Services LTD	Exact match	Sheffield, United KingdomHQ recorded Sep 6, 2026	201-500	89 contacts →
	Exact match “We connect people, technologies and locations, enabling service providers, OEM's and internet service providers to deploy, scale, support and maintain network infrastructure…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20	Novo Technologies Limited	Exact match	Irvine, United KingdomHQ recorded Sep 6, 2026	51-200	79 contacts →
	Exact match “Providing World-class Communication Network and Security Infrastructure Solutions Novo Technologies is dedicated to projects excellence, Novo Technologies undertakes end to end…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21	Speedflow	Exact match	London, United KingdomHQ recorded Sep 6, 2026	51-200	79 contacts →
	Exact match “With a broad experience in the industry, Speedflow is in the best position to provide you with products and services proven by time to be effective.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22	Metricell	Exact match	Horsham, United KingdomHQ recorded Sep 6, 2026	51-200	78 contacts →
	Exact match “Metricell is on a mission to deliver connectivity.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
23	Rydal Group	Exact match	Peterborough, United KingdomHQ recorded Sep 6, 2026	51-200	74 contacts →
	Exact match “Rydal Group is the brand name of Rydal Communications LTD, Rydal Security LTD & Rydal Energy LTD.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
24	Digitalk	Exact match	Milton Keynes, United KingdomHQ recorded Sep 6, 2026	51-200	60 contacts →
	Exact match “Digitalk, a Hansen Technologies company, enables communications service providers worldwide to operate efficient and innovative services profitably with its Carrier Cloud and…” Recorded in the RevenueBase company graph · Sep 6, 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 “telecom infrastructure software 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 24 of 554 telecom infrastructure software companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 3,889 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom infrastructure software companies based in the United Kingdom at a glance

As of Sep 6, 2026

29.6%Verified-email coverage

5.3%Mobile-number coverage

23.7Average contacts per company

11-50Median size (employees)

20.9%Largest-city concentration · London

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

221

11-50

227

51-200

201-500

501-1,000

1,001-5,000

10001+

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

3,6190–30

24231–60

261–90

090–180

26180+

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 “telecom infrastructure software 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 3,889 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 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.

Telecom infrastructure software companies by metro

Telecom infrastructure software companies in London116

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

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

RevenueBase identified 554 company matches for telecom infrastructure software 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?

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

Which city has the most telecom infrastructure software companies?

London leads with 116 company records, followed by Birmingham (14) and Glasgow (11).

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 3,889 professional contacts with verified work emails tracked across these 554 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 6, 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.