Company lists · Data verified August 2026

Top 25 Cloud consulting companies based in the United Kingdom

Name: Cloud consulting 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 1,243 companies tracked

There are 1,243 cloud consulting companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 41,913 professional contacts across them, including 7,521 with verified work emails and 2,180 with mobile numbers. London is the largest hub.

This list covers cloud consulting 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.

1,243Companies

41,913Contacts tracked

7,521Verified emails

2,180Mobile numbers

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The 25 largest cloud consulting companies based in the United Kingdom

Ranked by team size

Top 25 of 1,243 cloud consulting 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	Ensono	Staines-Upon-Thames	1,001-5,000	3,246	1,963
2	Sourcefuse	London	501-1,000	669	288
3	Ahana Systems And Solutions Pvt. LTD	London	501-1,000	645	183
4	Devoteam Google Cloud Partner	London	501-1,000	546	130
5	Evosys	London	1,001-5,000	441	110
6	Iomart	Glasgow	201-500	422	200
7	ACORA	Tufton Warren	501-1,000	421	302
8	Zenzero	Coventry	501-1,000	403	281
9	Babble	Basildon	201-500	397	285
10	KOCHO	London	201-500	299	189
11	Armakuni	London	201-500	264	160
12	BUI	Derby	51-200	250	19
13	Proact IT Group AB	Leeds	1,001-5,000	224	79
14	Absolutelabs	London	201-500	190	101
15	Cloud Direct	n/a	51-200	168	106
16	Contino, A Cognizant Company	n/a	201-500	159	48
17	Cloudsmiths	London	51-200	150	8
18	RDX	London	501-1,000	110	9
19	Grey Matter	Ashburton	51-200	103	51
20	Colibri Digital	n/a	51-200	91	61
21	DOT Collective	London	51-200	90	49
22	Sysgroup	London	51-200	88	55
23	Baseel Partners	London	1,001-5,000	78	26
24	Mismo Systems	Manchester	51-200	73	37
25	6point6 Part Of Accenture	London	201-500	73	29

Showing 25 of 1,243 cloud consulting companies based in the United Kingdom

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Cloud consulting companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 511 HQs

2,180Contacts with mobile numbers

39Emails re-verified in last 30 days

Companies by employee count

1-10

766

11-50

345

51-200

201-500

501-1,000

1,001-5,000

10001+

Cloud consulting companies by metro

Metro	Companies
Cloud consulting companies in London	511
Cloud consulting companies in Manchester	43
Cloud consulting companies in Birmingham	18
Cloud consulting companies in Milton Keynes	16
Cloud consulting companies in Leeds	16
Cloud consulting companies in Bristol	15
Cloud consulting companies in Glasgow	15

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 consulting 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; 39 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 consulting companies are there based in the United Kingdom?

There are 1,243 cloud consulting companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Ensono, headquartered in Staines-Upon-Thames, tops this list with the largest team on record.

Which city has the most cloud consulting companies?

London leads with 511 headquartered companies, followed by Manchester (43) and Birmingham (18).

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 7,521 verified decision-maker contacts tracked across these 1,243 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.