Company lists · Data verified August 2026

Top 25 Cloud architecture companies based in the United Kingdom

Name: Cloud architecture 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 553 companies tracked

There are 553 cloud architecture companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 30,109 professional contacts across them, including 2,331 with verified work emails and 756 with mobile numbers. London is the largest hub.

This list covers cloud architecture 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.

553Companies

30,109Contacts tracked

2,331Verified emails

756Mobile numbers

Unlock all 553 companies Free account · no credit card · 2 minutes

The 25 largest cloud architecture companies based in the United Kingdom

Ranked by team size

Top 25 of 553 cloud architecture 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	Sourcefuse	London	501-1,000	669	288
2	Devoteam Google Cloud Partner	London	501-1,000	546	130
3	Zenzero	Coventry	501-1,000	403	281
4	BUI	Derby	51-200	250	19
5	Proact IT Group AB	Leeds	1,001-5,000	224	79
6	Cloud Direct	n/a	51-200	168	106
7	Maxima Consulting	Tenterden	201-500	146	15
8	ZURE	York	51-200	121	102
9	NTT Ltd. Cloud	London	201-500	112	58
10	RDX	London	501-1,000	110	9
11	Adapt A Datapipe Company	London	201-500	98	4
12	CTM	London	51-200	83	11
13	ADM Computing	Canterbury	51-200	72	59
14	Tuliptech	Leicester	51-200	68	39
15	Cogeco Peer 1	Southampton	501-1,000	67	7
16	Nimbus	Stratford-Upon-Avon	51-200	63	13
17	Cloudplexo	London	51-200	60	29
18	Northdoor PLC	London	51-200	59	44
19	Iland 11 11 Systems	Ascot	1,001-5,000	59	20
20	Appvia	London	51-200	58	35
21	Blakyaks	London	51-200	52	37
22	Cloudzenia	London	51-200	47	18
23	TIG Data Intelligence	London	51-200	45	1
24	Cloudscaler	London	51-200	42	23
25	Circle	Cardiff	51-200	35	14

Showing 25 of 553 cloud architecture companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,331 reachable decision-makers.

Free account · no credit card

See all 553 companies

Cloud architecture companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 243 HQs

756Contacts with mobile numbers

17Emails re-verified in last 30 days

Companies by employee count

1-10

341

11-50

150

51-200

201-500

501-1,000

1,001-5,000

Cloud architecture companies by metro

Metro	Companies
Cloud architecture companies in London	243
Cloud architecture companies in Manchester	22
Cloud architecture companies in Leeds	9
Cloud architecture companies in Bristol	8
Cloud architecture companies in Reading	7
Cloud architecture companies in Basingstoke	6
Cloud architecture companies in Glasgow	6

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 architecture 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; 17 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 architecture companies are there based in the United Kingdom?

There are 553 cloud architecture companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most cloud architecture companies?

London leads with 243 headquartered companies, followed by Manchester (22) and Leeds (9).

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 2,331 verified decision-maker contacts tracked across these 553 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.

Ready to reach these companies? Verified emails and direct dials for all 553 cloud architecture companies based in the United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Cloud architecture companies by geography

Browse the directory

Browse: Companies home · All United Kingdom lists · All Cloud architecture companies lists · New lists

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.