Company lists · Data verified August 2026

Top 25 Cloud infrastructure consulting firms based in the United Kingdom

Name: Cloud infrastructure consulting firms 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 1,616 companies tracked

There are 1,616 cloud infrastructure consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 47,456 professional contacts across them, including 7,305 with verified work emails and 1,910 with mobile numbers. London is the largest hub.

This list covers cloud infrastructure consulting firms 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.

1,616Companies

47,456Contacts tracked

7,305Verified emails

1,910Mobile numbers

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The 25 largest cloud infrastructure consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 1,616 cloud infrastructure consulting firms 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	Ovhcloud	London	1,001-5,000	3,039	3
2	Sada, An Insight Company	Poole	10001+	872	139
3	Sourcefuse	London	501-1,000	669	288
4	Ahana Systems And Solutions Pvt. LTD	London	501-1,000	645	183
5	Devoteam Google Cloud Partner	London	501-1,000	546	130
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	Hashroot	Farnborough	201-500	333	2
10	KOCHO	London	201-500	299	189
11	Armakuni	London	201-500	264	160
12	ARO Technology	Aberdeen	201-500	258	197
13	BUI	Derby	51-200	250	19
14	Proact IT Group AB	Leeds	1,001-5,000	224	79
15	The Missing Link	London	201-500	216	150
16	ROCK	Pencoed	51-200	213	63
17	Absolutelabs	London	201-500	190	101
18	ENXOO	London	201-500	175	132
19	Creative ITC	London	201-500	175	99
20	CSI LTD A CSI Group Company	London	201-500	161	116
21	Contino, A Cognizant Company	n/a	201-500	159	48
22	Cloudsmiths	London	51-200	150	8
23	ZURE	York	51-200	121	102
24	NTT Ltd. Cloud	London	201-500	112	58
25	RDX	London	501-1,000	110	9

Showing 25 of 1,616 cloud infrastructure consulting firms based in the United Kingdom

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Cloud infrastructure consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 680 HQs

1,910Contacts with mobile numbers

41Emails re-verified in last 30 days

Companies by employee count

1-10

972

11-50

448

51-200

135

201-500

501-1,000

1,001-5,000

10001+

Cloud infrastructure consulting firms by metro

Metro	Companies
Cloud infrastructure consulting firms in London	680
Cloud infrastructure consulting firms in Manchester	56
Cloud infrastructure consulting firms in Leeds	22
Cloud infrastructure consulting firms in Reading	19
Cloud infrastructure consulting firms in Newcastle Upon Tyne	17
Cloud infrastructure consulting firms in Edinburgh	17
Cloud infrastructure consulting firms in Birmingham	17

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 infrastructure consulting firms”, 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; 41 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 infrastructure consulting firms are there based in the United Kingdom?

There are 1,616 cloud infrastructure consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Ovhcloud, headquartered in London, tops this list with the largest team on record.

Which city has the most cloud infrastructure consulting firms?

London leads with 680 headquartered companies, followed by Manchester (56) and Leeds (22).

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 7,305 verified decision-maker contacts tracked across these 1,616 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.