Company lists · Data refreshed November 2026

Top 25 Network security integration services based in the United Kingdom

RevenueBase identified 197 company matches for network security integration services associated with the United Kingdom as of November 2026 and tracks 1,903 professional contacts across them, including 729 with verified work emails. London is the largest hub.

This list covers company matches for network security integration 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 November 5, 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 5, 2026 How this list was built
197Companies
1,903Contacts tracked
729Verified emails
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The 25 largest network security integration services based in the United Kingdom

Ranked by team size
Top 25 of 197 company matches for network security integration services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchLeeds, United KingdomHQ recorded Nov 5, 2026201-500257 contacts →

Exact match

“We are a global boutique, specializing exclusively in the convergence of identity-driven security and networking.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchEynsham, United KingdomHQ recorded Nov 5, 202651-200115 contacts →

Exact match

“European Electronique is a leading UK systems Integrator, specialising in the delivery of secure technology platforms including Hybrid IT, Cyber Security and Networking…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 5, 2026201-500104 contacts →

Exact match

“As an independent IT security specialist, Caretower provide comprehensive solutions to individual problems, thus allowing our recommendations to be unbiased.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchOswestry, United KingdomHQ recorded Nov 5, 202651-20063 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 · Nov 5, 2026 · View company records in RevenueBase
5Exact matchIlkley, United KingdomHQ recorded Nov 5, 202611-5059 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 · Nov 5, 2026 · View company records in RevenueBase
6Exact matchRuncorn, United KingdomHQ recorded Nov 5, 202611-5053 contacts →

Exact match

“We are an IT network infrastructure managed services provider delivering enterprise networking, wireless networks, structured cabling and security solutions to customers across…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-20050 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 · Nov 5, 2026 · View company records in RevenueBase
8Exact matchBellshill, United KingdomHQ recorded Nov 5, 202651-20048 contacts →

Exact match

“Based in Scotland, we are a leading systems integrator & managed service provider with offices in Bellshill and Aberdeen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchDerby, United KingdomHQ recorded Nov 5, 202651-20042 contacts →

Exact match

“Alton Valley delivers secure IT, infrastructure, managed services and physical security solutions for organisations operating in complex and high-security environments.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchIsleworth, United KingdomHQ recorded Nov 5, 202611-5034 contacts →

Exact match

“At Kore Systems, we’re with you every step of the way.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 5, 202611-5027 contacts →

Exact match

“Principle Networks works with commercial and regulated organisations to reduce cyber risk and cost by simplifying security and network architecture.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchChester, United KingdomHQ recorded Nov 5, 202611-5026 contacts →

Exact match

“Protos Networks is an award-winning network and cyber security services specialist based in the North West of England.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchEast Grinstead, United KingdomHQ recorded Nov 5, 202611-5026 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 · Nov 5, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 5, 202611-5023 contacts →

Exact match

“At Proxar IT Consulting, we make IT simple, secure and reliable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“Formed in 2018, NGS (UK) Ltd are independent, Next Generation Security trusted advisors, providing all-encompassing solutions from the perimeter to the endpoint.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchWelwyn Garden City, United KingdomHQ recorded Nov 5, 202651-20015 contacts →

Exact match

“Electronic Security Systems Design, Installation and Maintenance Provider.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchEast Bridgford, United KingdomHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“Plus 15 Limited delivers the secure infrastructure, managed IT services, and cyber security solutions that businesses rely on.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchCrowthorne, United KingdomHQ recorded Nov 5, 20261-1014 contacts →

Exact match

“We help businesses of all sizes with Cyber Security and Network Infrastructure projects, we aim to deliver the best solutions tailored to your unique business challenges.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchBoldon Business Park, United KingdomHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Universal Systems Solutions is a vendor independent systems integrator providing technology based security and I.T.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchMaidenhead, United KingdomHQ recorded Nov 5, 202651-20011 contacts →

Exact match

“Axial Systems is one of the UK’s leading solution providers and systems integrators of network, security and services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchLeeds, United KingdomHQ recorded Nov 5, 202611-5010 contacts →

Exact match

“From cyber security, through to safeguarding and compliance, we provide digital security solutions perfectly designed to suit any requirement.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchNewry, United KingdomHQ recorded Nov 5, 20261-1010 contacts →

Exact match

“GemNet IT Services is a managed IT services provider helping SMEs across Northern Ireland and the Republic of Ireland get more value, and less risk, from their technology.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchEnfield, United KingdomHQ recorded Nov 5, 202611-509 contacts →

Exact match

“THIS IS WHAT WE DO We Provide IT, Networking, CCTV Systems and Access Control IT SERVICES We have a helpdesk operating 24/7.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchTadcaster, United KingdomHQ recorded Nov 5, 202611-509 contacts →

Exact match

“Founded in 2005, ITogether is on a mission to design, build and manage the most secure enterprise networks in the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchPontypridd, United KingdomHQ recorded Nov 5, 202611-509 contacts →

Exact match

“At CDS we provide integrated security solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 197 network security integration services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 729 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Network security integration services based in the United Kingdom at a glance

As of Nov 5, 2026
38.3%Verified-email coverage
9.7Average contacts per company
1-10Median size (employees)
26.9%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
116
11-50
57
51-200
15
201-500
3
501-1,000
1
10001+
1

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 197 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 “network security integration 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 729 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 5, 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.

Network security integration 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 “network security integration services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many network security integration services are there based in the United Kingdom?

RevenueBase identified 197 company matches for network security integration services 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?

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

Which city has the most network security integration services?

London leads with 53 company records, followed by Manchester (7) and Birmingham (4).

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 729 professional contacts with verified work emails tracked across these 197 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 197 network security integration services based in the United Kingdom. Start with a free account, no credit card.

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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.