Company lists · Data verified August 2026

Top 25 Cloud security consultants based in the United Kingdom

Name: Cloud security consultants 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 653 companies tracked

There are 653 cloud security consultants headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 29,362 professional contacts across them, including 1,862 with verified work emails and 651 with mobile numbers. London is the largest hub.

This list covers cloud security consultants 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.

653Companies

29,362Contacts tracked

1,862Verified emails

651Mobile numbers

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The 25 largest cloud security consultants based in the United Kingdom

Ranked by team size

Top 25 of 653 cloud security consultants 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	Devoteam Google Cloud Partner	London	501-1,000	546	130
2	BUI	Derby	51-200	250	19
3	Cloud Direct	n/a	51-200	168	106
4	Cybersec Consulting	London	201-500	141	76
5	Trpglobal	London	51-200	123	36
6	DOT Collective	London	51-200	90	49
7	Sysgroup	London	51-200	88	55
8	Xtravirt	London	51-200	83	47
9	Saepio Information Security	High Wycombe	51-200	73	57
10	Tuliptech	Leicester	51-200	68	39
11	Cogeco Peer 1	Southampton	501-1,000	67	7
12	Nimbus	Stratford-Upon-Avon	51-200	63	13
13	Evalian	Worcester	51-200	61	39
14	Cloudplexo	London	51-200	60	29
15	Cyberlab	Lincoln	51-200	56	41
16	Blakyaks	London	51-200	52	37
17	Xillio	York	51-200	49	33
18	Cloudzenia	London	51-200	47	18
19	Cloudscaler	London	51-200	42	23
20	Hatigen Consulting Services	n/a	51-200	31	2
21	Scale Factory	London	201-500	25	12
22	Zero Plus	London	51-200	20	6
23	Sundown Solutions	Simonstone	51-200	18	8
24	Threat Intelligence Bureau LTD	Chelmsford	201-500	18	1
25	Elastacloud Brazil	London	51-200	15	10

Showing 25 of 653 cloud security consultants based in the United Kingdom

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Cloud security consultants based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 281 HQs

651Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

429

11-50

166

51-200

201-500

501-1,000

Cloud security consultants by metro

Metro	Companies
Cloud security consultants in London	281
Cloud security consultants in Manchester	25
Cloud security consultants in Bristol	11
Cloud security consultants in Reading	10
Cloud security consultants in Leeds	9
Cloud security consultants in Milton Keynes	8
Cloud security consultants in Cheltenham	7

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 consultants”, 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; 13 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 consultants are there based in the United Kingdom?

There are 653 cloud security consultants headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Devoteam Google Cloud Partner, headquartered in London, tops this list with the largest team on record.

Which city has the most cloud security consultants?

London leads with 281 headquartered companies, followed by Manchester (25) and Bristol (11).

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 1,862 verified decision-maker contacts tracked across these 653 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.