Company lists · Data verified August 2026

Top 25 Cloud infrastructure software companies based in the United Kingdom

Name: Cloud infrastructure software 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 256 companies tracked

There are 256 cloud infrastructure software companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 12,066 professional contacts across them, including 7,972 with verified work emails and 2,848 with mobile numbers. London is the largest hub.

This list covers cloud infrastructure software 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.

256Companies

12,066Contacts tracked

7,972Verified emails

2,848Mobile numbers

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The 25 largest cloud infrastructure software companies based in the United Kingdom

Ranked by team size

Top 25 of 256 cloud infrastructure software 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	Nutanix	London	5,001-10,000	8,999	6,903
2	Iomart	Glasgow	201-500	422	200
3	Synacor	London	201-500	182	81
4	Aker Systems	Bicester	51-200	113	78
5	NTT Ltd. Cloud	London	201-500	112	58
6	Grey Matter	Ashburton	51-200	103	51
7	Khired Networks	London	51-200	89	26
8	CIVO	London	51-200	75	38
9	Tuliptech	Leicester	51-200	68	39
10	Cogeco Peer 1	Southampton	501-1,000	67	7
11	Iland 11 11 Systems	Ascot	1,001-5,000	59	20
12	Appvia	London	51-200	58	35
13	Iscorp	Newbury	51-200	57	4
14	Cloudzenia	London	51-200	47	18
15	Softwareone UK	London	n/a	42	29
16	Softiron	London	51-200	38	24
17	IT Farm LTD	Manchester	11-50	35	1
18	ONAPP	London	51-200	31	11
19	Cudo Ventures	London	51-200	30	16
20	Skye Cloud LTD	London London	11-50	28	20
21	Shapeblue	London	11-50	28	20
22	DCS	Leeds	11-50	26	16
23	Edge Network	London	11-50	23	4
24	Arjuna Technologies	Newcastle Upon Tyne	11-50	20	1
25	Saints & Masters	Peterborough	201-500	19	10

Showing 25 of 256 cloud infrastructure software companies based in the United Kingdom

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Cloud infrastructure software companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 120 HQs

2,848Contacts with mobile numbers

62Emails re-verified in last 30 days

Companies by employee count

1-10

131

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Cloud infrastructure software companies by metro

Metro	Companies
Cloud infrastructure software companies in London	120
Cloud infrastructure software companies in Manchester	9
Cloud infrastructure software companies in Glasgow	4
Cloud infrastructure software companies in London London	3
Cloud infrastructure software companies in Liverpool	3
Cloud infrastructure software companies in Reading	3
Cloud infrastructure software companies in Leeds	3

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 software 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; 62 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 software companies are there based in the United Kingdom?

There are 256 cloud infrastructure software companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most cloud infrastructure software companies?

London leads with 120 headquartered companies, followed by Manchester (9) and Glasgow (4).

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 7,972 verified decision-maker contacts tracked across these 256 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.