Company lists · Data verified August 2026

Top 25 Cloud security posture management companies based in the United Kingdom

Name: Cloud security posture management companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 51 companies tracked

There are 51 cloud security posture management companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 692 professional contacts across them, including 244 with verified work emails and 47 with mobile numbers. London is the largest hub.

This list covers cloud security posture management companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

51Companies

692Contacts tracked

244Verified emails

47Mobile numbers

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The 25 largest cloud security posture management companies based in the United Kingdom

Ranked by team size

Top 25 of 51 cloud security posture management companies based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Bulletproof Cyber Security	London	51-200	118	75
2	Panaseer	Godalming	51-200	101	63
3	Cybaverse	London	51-200	40	23
4	ONAPP	London	51-200	31	11
5	Quod Orbis	London	11-50	24	12
6	Vambrace Cybersecurity	Leeds	11-50	23	11
7	The Bunker	Kent	51-200	15	5
8	Cyscale	London	11-50	8	4
9	Cloud9 Security	London	11-50	7	6
10	Mollis Group	London	1-10	7	3
11	Silvatech Solutions	Exeter	1-10	7	2
12	Threat Protect	London	1-10	7	2
13	Cloudtrace	London	11-50	7	1
14	Cyber Overwatch	Peterborough	11-50	6	4
15	Skytech Digital	London	11-50	6	1
16	CM Security	London	11-50	5	1
17	Posetiv Cloud LTD	London	11-50	4	4
18	Safetech Innovations Global Services UK US	London	51-200	4	2
19	Stackzone	London	11-50	3	1
20	Delta Cyber Security LTD	Chichester	1-10	3	1
21	Blackdog Cloud Technologies	Warwick	11-50	2	2
22	Affinity Guard	London	1-10	2	2
23	Wendu By Cloudplexo	London	11-50	2	1
24	Knight Trading UK	London	11-50	2	1
25	Keep Information Security Services	Manchester	1-10	2	1

Showing 25 of 51 cloud security posture management companies based in the United Kingdom

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Cloud security posture management companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 28 HQs

47Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cloud security posture management companies by metro

Metro	Companies
Cloud security posture management companies in London	28
Cloud security posture management companies in Manchester	3
Cloud security posture management companies in Birmingham	3
Cloud security posture management companies in Upminster	1
Cloud security posture management companies in Kent	1
Cloud security posture management companies in Londyn Londyn	1
Cloud security posture management companies in Ilford	1
Cloud security posture management companies in Exeter	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cloud security posture management companies”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 2 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cloud security posture management companies are there based in the United Kingdom?

There are 51 cloud security posture management companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Bulletproof Cyber Security, headquartered in London, tops this list with the largest team on record.

Which city has the most cloud security posture management companies?

London leads with 28 headquartered companies, followed by Manchester (3) and Birmingham (3).

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 244 verified decision-maker contacts tracked across these 51 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.