Company lists · Data refreshed September 2026
Top 25 Telecommunications security services based in the United Kingdom
RevenueBase identified 248 company matches for telecommunications security services associated with the United Kingdom as of September 2026 and tracks 2,138 professional contacts across them, including 655 with verified work emails. London is the largest hub.
This list covers company matches for telecommunications security services 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 29, 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.
The 25 largest telecommunications security services based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 125 contacts → | ||||
Exact match “KHIPU Networks is an award winning international Cyber Security Company delivering a wide range of network, wireless and security solutions, technologies and services across…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 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 29, 2026 · View company records in RevenueBase | |||||
| 3 | 66 contacts → | ||||
Exact match “We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 62 contacts → | ||||
Exact match “Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 60 contacts → | ||||
Exact match “Business: It’s all about connecting people.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 54 contacts → | ||||
Exact match “SNO is a specialist network operations and security partner, helping organisations design, secure, and manage the networks they rely on every day.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 49 contacts → | ||||
Exact match “Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 38 contacts → | ||||
Exact match “Omerta - A Global Security Technology and Services Company.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 32 contacts → | ||||
Exact match “HCOMM offer the complete railway telecommunications solution.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 32 contacts → | ||||
Exact match “Our expert team provide secure datacentre, network and cloud native solutions as well as industry leading managed services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 31 contacts → | ||||
Exact match “Citytalk are a trusted Telecoms, IT & Security provider based in Aylesbury, Buckinghamshire.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 29 contacts → | ||||
Exact match “Secure, Connect, Empower.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 29 contacts → | ||||
Exact match “4MS specialise in networking, cyber-security and telecoms technical services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 27 contacts → | ||||
Exact match “From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 27 contacts → | ||||
Exact match “ANSecurity is a specialist in securing networks and protecting data that helps some of the largest organisations in the UK and global brands to reduce risk and simplify…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 26 contacts → | ||||
Exact match “Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 24 contacts → | ||||
Exact match “Nanjgel Solutions is focused on delivering the best IT security for businesses.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 23 contacts → | ||||
Exact match “AARMTech is one of the pioneers in the field of Telecommunication and Security system engineering consultancy services, we are leading in the industry since its inception.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 23 contacts → | ||||
Exact match “Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 22 contacts → | ||||
Exact match “Blue Cube Security is a trusted UK cyber security partner with over 25 years of experience helping organisations stay secure in an increasingly complex digital world.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 22 contacts → | ||||
Exact match “Chalvington are here to help your business succeed through the implementation of intelligent Telecoms, IT and Security solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 17 contacts → | ||||
Exact match “We are a London based specialist supplier of cyber defence solution and information security services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 17 contacts → | ||||
Exact match “BlackDice Cyber helps telcos turn their networks into platforms of trust.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 16 contacts → | ||||
Exact match “After 20 years as DJM Telecom Ltd, we have grown - moved to a new Head Office in Berkshire, a new Director and three more engineers, as well as merging with Voice on Data, our…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 16 contacts → | ||||
Exact match “Signum Intelligence is a leading UK based solutions provider in the security, information, and telecommunications sector.” Recorded in the RevenueBase company graph · Sep 29, 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 “telecommunications security services”. 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 248 telecommunications security services based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 655 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Telecommunications security services based in the United Kingdom at a glance
As of Sep 29, 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 248 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 “telecommunications security services” 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 655 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 29, 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.
Telecommunications security services 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 “telecommunications security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecommunications security services are there based in the United Kingdom?
RevenueBase identified 248 company matches for telecommunications security services 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?
Khipu Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most telecommunications security services?
London leads with 60 company records, followed by Manchester (6) and Birmingham (5).
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 655 professional contacts with verified work emails tracked across these 248 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 248 telecommunications security services based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Telecommunications security services by geography
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium
- Telecommunications security services based in Brazil
- Telecommunications security services based in Canada
- Telecommunications security services based in Chile
- Telecommunications security services based in Colombia
- Telecommunications security services based in Czechia
- Telecommunications security services based in Ecuador
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium
Company intelligence · public preview
Top 25 telecommunications security services based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 248 matching company records for telecommunications security services based in the United Kingdom, with 2,138 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunications security services based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Khipu Networkskhipu-networks.comHQ: Fleet, United KingdomReported employees: 51-200 | Fleet, United Kingdom | 51-200 | Exact match | 125 contacts → |
“KHIPU Networks is an award winning international Cyber Security Company delivering a wide range of network, wireless and security solutions, technologies and services across…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Rydal Grouprydalgroup.co.ukHQ: Peterborough, United KingdomReported employees: 51-200 | Peterborough, United Kingdom | 51-200 | Exact match | 74 contacts → |
“Rydal Group is the brand name of Rydal Communications LTD, Rydal Security LTD & Rydal Energy LTD.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Eset UKeset.comHQ: Bournemouth, United KingdomReported employees: 51-200 | Bournemouth, United Kingdom | 51-200 | Exact match | 66 contacts → |
“We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Talk Straight Grouptalk-straight.comHQ: Ilkley, United KingdomReported employees: 11-50 | Ilkley, United Kingdom | 11-50 | Exact match | 62 contacts → |
“Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Abzorbabzorb.co.ukHQ: Brighouse, United KingdomReported employees: 51-200 | Brighouse, United Kingdom | 51-200 | Exact match | 60 contacts → |
“Business: It’s all about connecting people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Specialist Network Operationssno.cloudHQ: Oswestry, United KingdomReported employees: 51-200 | Oswestry, United Kingdom | 51-200 | Exact match | 54 contacts → |
“SNO is a specialist network operations and security partner, helping organisations design, secure, and manage the networks they rely on every day.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Electranet UK Limitedelectranetuk.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Omertaomerta-it.comHQ: Saffron Walden, United KingdomReported employees: 51-200 | Saffron Walden, United Kingdom | 51-200 | Exact match | 38 contacts → |
“Omerta - A Global Security Technology and Services Company.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  HCOMMhcommrail.co.ukHQ: York, United KingdomReported employees: 11-50 | York, United Kingdom | 11-50 | Exact match | 32 contacts → |
“HCOMM offer the complete railway telecommunications solution.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Flow Global Solutionsflowtransform.comHQ: Hemel Hempstead, United KingdomReported employees: 11-50 | Hemel Hempstead, United Kingdom | 11-50 | Exact match | 32 contacts → |
“Our expert team provide secure datacentre, network and cloud native solutions as well as industry leading managed services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Citytalk Groupcitytalkgroup.co.uk HQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 31 contacts → |
“Citytalk are a trusted Telecoms, IT & Security provider based in Aylesbury, Buckinghamshire.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Converged Communication Solutionsconverged.co.ukHQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Secure, Connect, Empower.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  4ms Network Solutions4ms.co.ukHQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 29 contacts → |
“4MS specialise in networking, cyber-security and telecoms technical services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nexsis Comms LTDnexsiscomms.com HQ: Derby, United KingdomReported employees: 11-50 | Derby, United Kingdom | 11-50 | Exact match | 27 contacts → |
“From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ansecurityansecurity.comHQ: Basingstoke, United KingdomReported employees: 11-50 | Basingstoke, United Kingdom | 11-50 | Exact match | 27 contacts → |
“ANSecurity is a specialist in securing networks and protecting data that helps some of the largest organisations in the UK and global brands to reduce risk and simplify…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cherry & Whitecherry-white.co.ukHQ: Quedgeley, United KingdomReported employees: 11-50 | Quedgeley, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Nanjgel Solutionsnanjgel.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 24 contacts → |
“Nanjgel Solutions is focused on delivering the best IT security for businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Aarmtech Engineering Pvt. LTDaarmtech.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 23 contacts → |
“AARMTech is one of the pioneers in the field of Telecommunication and Security system engineering consultancy services, we are leading in the industry since its inception.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Coral Communications LTDcoralcomms.comHQ: Essex, United KingdomReported employees: 51-200 | Essex, United Kingdom | 51-200 | Exact match | 23 contacts → |
“Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Blue Cube Security LTDbluecubesecurity.comHQ: East Grinstead, United KingdomReported employees: 11-50 | East Grinstead, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Blue Cube Security is a trusted UK cyber security partner with over 25 years of experience helping organisations stay secure in an increasingly complex digital world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Chalvington Groupchalvingtongroup.comHQ: Hailsham, United KingdomReported employees: 11-50 | Hailsham, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Chalvington are here to help your business succeed through the implementation of intelligent Telecoms, IT and Security solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 17 contacts → |
“We are a London based specialist supplier of cyber defence solution and information security services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Blackdice Cyberblackdice.aiHQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 17 contacts → |
“BlackDice Cyber helps telcos turn their networks into platforms of trust.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Telecentric LTDtelecentric.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 16 contacts → |
“After 20 years as DJM Telecom Ltd, we have grown - moved to a new Head Office in Berkshire, a new Director and three more engineers, as well as merging with Voice on Data, our…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Signum Intelligencesignumint.comHQ: Uk, United KingdomReported employees: 11-50 | Uk, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Signum Intelligence is a leading UK based solutions provider in the security, information, and telecommunications sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 248 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecommunications security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
245 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 248 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunications security services by metro
Questions about this company list
What does Exact match mean for telecommunications security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunications security services did RevenueBase find based in the United Kingdom?
The saved snapshot records 248 matching company records, 2,138 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Telecommunications security services by geography
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium
- Telecommunications security services based in Brazil
- Telecommunications security services based in Canada
- Telecommunications security services based in Chile
- Telecommunications security services based in Colombia
- Telecommunications security services based in Czechia
- Telecommunications security services based in Ecuador
Cite this list
RevenueBase Data Team. Top 25 telecommunications security services based in the United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/telecommunications-security-services/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium
Company intelligence · public preview
Top 25 telecommunications security services based in the United Kingdom
RevenueBase records 248 matching company records for telecommunications security services based in the United Kingdom, with 2,138 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunications security services based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Khipu Networkskhipu-networks.com HQ: Fleet, United KingdomReported employees: 51-200 | Fleet, United Kingdom | 51-200 | Exact match | 125 contacts → |
“KHIPU Networks is an award winning international Cyber Security Company delivering a wide range of network, wireless and security solutions, technologies and services across…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Rydal Grouprydalgroup.co.uk HQ: Peterborough, United KingdomReported employees: 51-200 | Peterborough, United Kingdom | 51-200 | Exact match | 74 contacts → |
“Rydal Group is the brand name of Rydal Communications LTD, Rydal Security LTD & Rydal Energy LTD.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Eset UKeset.com HQ: Bournemouth, United KingdomReported employees: 51-200 | Bournemouth, United Kingdom | 51-200 | Exact match | 66 contacts → |
“We help businesses and individuals stay protected in an increasingly complex digital world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Talk Straight Grouptalk-straight.com HQ: Ilkley, United KingdomReported employees: 11-50 | Ilkley, United Kingdom | 11-50 | Exact match | 62 contacts → |
“Talk Straight has been looking after the communications and network security for thousands of public and private sector organisations since 2007.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Abzorbabzorb.co.uk HQ: Brighouse, United KingdomReported employees: 51-200 | Brighouse, United Kingdom | 51-200 | Exact match | 60 contacts → |
“Business: It’s all about connecting people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Specialist Network Operationssno.cloud HQ: Oswestry, United KingdomReported employees: 51-200 | Oswestry, United Kingdom | 51-200 | Exact match | 54 contacts → |
“SNO is a specialist network operations and security partner, helping organisations design, secure, and manage the networks they rely on every day.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Electranet UK Limitedelectranetuk.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Omertaomerta-it.com HQ: Saffron Walden, United KingdomReported employees: 51-200 | Saffron Walden, United Kingdom | 51-200 | Exact match | 38 contacts → |
“Omerta - A Global Security Technology and Services Company.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HCOMMhcommrail.co.uk HQ: York, United KingdomReported employees: 11-50 | York, United Kingdom | 11-50 | Exact match | 32 contacts → |
“HCOMM offer the complete railway telecommunications solution.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Flow Global Solutionsflowtransform.com HQ: Hemel Hempstead, United KingdomReported employees: 11-50 | Hemel Hempstead, United Kingdom | 11-50 | Exact match | 32 contacts → |
“Our expert team provide secure datacentre, network and cloud native solutions as well as industry leading managed services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Citytalk Groupcitytalkgroup.co.uk HQ: Aylesbury, United KingdomReported employees: 11-50 | Aylesbury, United Kingdom | 11-50 | Exact match | 31 contacts → |
“Citytalk are a trusted Telecoms, IT & Security provider based in Aylesbury, Buckinghamshire.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Converged Communication Solutionsconverged.co.uk HQ: Aberdeen, United KingdomReported employees: 11-50 | Aberdeen, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Secure, Connect, Empower.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 4ms Network Solutions4ms.co.uk HQ: Aberdeen, United KingdomReported employees: 51-200 | Aberdeen, United Kingdom | 51-200 | Exact match | 29 contacts → |
“4MS specialise in networking, cyber-security and telecoms technical services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nexsis Comms LTDnexsiscomms.com HQ: Derby, United KingdomReported employees: 11-50 | Derby, United Kingdom | 11-50 | Exact match | 27 contacts → |
“From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ansecurityansecurity.com HQ: Basingstoke, United KingdomReported employees: 11-50 | Basingstoke, United Kingdom | 11-50 | Exact match | 27 contacts → |
“ANSecurity is a specialist in securing networks and protecting data that helps some of the largest organisations in the UK and global brands to reduce risk and simplify…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cherry & Whitecherry-white.co.uk HQ: Quedgeley, United KingdomReported employees: 11-50 | Quedgeley, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Founded in 1990, Cherry & White has worked with core telecommunication providers for over 30 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Nanjgel Solutionsnanjgel.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 24 contacts → |
“Nanjgel Solutions is focused on delivering the best IT security for businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Aarmtech Engineering Pvt. LTDaarmtech.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 23 contacts → |
“AARMTech is one of the pioneers in the field of Telecommunication and Security system engineering consultancy services, we are leading in the industry since its inception.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Coral Communications LTDcoralcomms.com HQ: Essex, United KingdomReported employees: 51-200 | Essex, United Kingdom | 51-200 | Exact match | 23 contacts → |
“Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Blue Cube Security LTDbluecubesecurity.com HQ: East Grinstead, United KingdomReported employees: 11-50 | East Grinstead, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Blue Cube Security is a trusted UK cyber security partner with over 25 years of experience helping organisations stay secure in an increasingly complex digital world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Chalvington Groupchalvingtongroup.com HQ: Hailsham, United KingdomReported employees: 11-50 | Hailsham, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Chalvington are here to help your business succeed through the implementation of intelligent Telecoms, IT and Security solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 17 contacts → |
“We are a London based specialist supplier of cyber defence solution and information security services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Blackdice Cyberblackdice.ai HQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 17 contacts → |
“BlackDice Cyber helps telcos turn their networks into platforms of trust.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Telecentric LTDtelecentric.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 16 contacts → |
“After 20 years as DJM Telecom Ltd, we have grown - moved to a new Head Office in Berkshire, a new Director and three more engineers, as well as merging with Voice on Data, our…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Signum Intelligencesignumint.com HQ: Uk, United KingdomReported employees: 11-50 | Uk, United Kingdom | 11-50 | Exact match | 16 contacts → |
“Signum Intelligence is a leading UK based solutions provider in the security, information, and telecommunications sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 248 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecommunications security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
245 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 248 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunications security services by metro
Questions about this company list
What does Exact match mean for telecommunications security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunications security services did RevenueBase find based in the United Kingdom?
The saved snapshot records 248 matching company records, 2,138 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Telecommunications security services by geography
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium
- Telecommunications security services based in Brazil
- Telecommunications security services based in Canada
- Telecommunications security services based in Chile
- Telecommunications security services based in Colombia
- Telecommunications security services based in Czechia
- Telecommunications security services based in Ecuador
Cite this list
RevenueBase Data Team. Top 25 telecommunications security services based in the United Kingdom. Snapshot: September 29, 2026. https://revenuebase.ai/companies/telecommunications-security-services/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Telecommunications security services based in Sao Paulo, Brazil
- Telecommunications security services based in Dubai, United Arab Emirates
- Telecommunications security services based in London, United Kingdom
- Telecommunications security services based in Argentina
- Telecommunications security services based in Australia
- Telecommunications security services based in Belgium