Company lists · Data verified August 2026

Top 25 Cloud architecture design firms based in the United Kingdom

Name: Cloud architecture design 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 1,168 companies tracked

There are 1,168 cloud architecture design firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 37,337 professional contacts across them, including 4,806 with verified work emails and 1,313 with mobile numbers. London is the largest hub.

This list covers cloud architecture design 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.

1,168Companies

37,337Contacts tracked

4,806Verified emails

1,313Mobile numbers

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The 25 largest cloud architecture design firms based in the United Kingdom

Ranked by team size

Top 25 of 1,168 cloud architecture design 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	Sourcefuse	London	501-1,000	669	288
2	Ahana Systems And Solutions Pvt. LTD	London	501-1,000	645	183
3	Devoteam Google Cloud Partner	London	501-1,000	546	130
4	ACORA	Tufton Warren	501-1,000	421	302
5	Zenzero	Coventry	501-1,000	403	281
6	KOCHO	London	201-500	299	189
7	Armakuni	London	201-500	264	160
8	BUI	Derby	51-200	250	19
9	Proact IT Group AB	Leeds	1,001-5,000	224	79
10	Absolutelabs	London	201-500	190	101
11	Cintra The Multi-Cloud Database Architects	Glasgow	51-200	184	116
12	Cloud Direct	n/a	51-200	168	106
13	Contino, A Cognizant Company	n/a	201-500	159	48
14	ZURE	York	51-200	121	102
15	Glue Reply	London	51-200	118	46
16	Amber Labs	London	51-200	111	52
17	RDX	London	501-1,000	110	9
18	Adapt A Datapipe Company	London	201-500	98	4
19	Trident	Brighton	51-200	81	47
20	Mismo Systems	Manchester	51-200	73	37
21	6point6 Part Of Accenture	London	201-500	73	29
22	ADM Computing	Canterbury	51-200	72	59
23	Tuliptech	Leicester	51-200	68	39
24	Cogeco Peer 1	Southampton	501-1,000	67	7
25	Practicevantage Consulting	London	51-200	64	24

Showing 25 of 1,168 cloud architecture design firms based in the United Kingdom

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Cloud architecture design firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 484 HQs

1,313Contacts with mobile numbers

32Emails re-verified in last 30 days

Companies by employee count

1-10

742

11-50

306

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Cloud architecture design firms by metro

Metro	Companies
Cloud architecture design firms in London	484
Cloud architecture design firms in Manchester	37
Cloud architecture design firms in Leeds	21
Cloud architecture design firms in Birmingham	16
Cloud architecture design firms in Reading	15
Cloud architecture design firms in Bristol	13
Cloud architecture design firms in Milton Keynes	13

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 design 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; 32 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 design firms are there based in the United Kingdom?

There are 1,168 cloud architecture design firms 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 design firms?

London leads with 484 headquartered companies, followed by Manchester (37) and Leeds (21).

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 4,806 verified decision-maker contacts tracked across these 1,168 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.