Company lists · Data verified August 2026

Top 25 Cloud application development companies based in the United Kingdom

Name: Cloud application development 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 848 companies tracked

There are 848 cloud application development companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 24,361 professional contacts across them, including 1,905 with verified work emails and 813 with mobile numbers. London is the largest hub.

This list covers cloud application development 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.

848Companies

24,361Contacts tracked

1,905Verified emails

813Mobile numbers

Unlock all 848 companies Free account · no credit card · 2 minutes

The 25 largest cloud application development companies based in the United Kingdom

Ranked by team size

Top 25 of 848 cloud application development 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	Aress Software	Hampshire	501-1,000	654	165
3	Ahana Systems And Solutions Pvt. LTD	London	501-1,000	645	183
4	Mallow Technologies Private Limited	London	51-200	315	129
5	Fiftyfive Technologies	London	201-500	247	29
6	Dreamztech Solutions	Watford	201-500	227	68
7	Pivotal Software, INC	London	1,001-5,000	215	4
8	Leighton	Newcastle Upon Tyne	51-200	207	66
9	Varmeego Limited	Kettering	201-500	159	96
10	Intagleo Systems	Slough	51-200	136	6
11	Adapt A Datapipe Company	London	201-500	98	4
12	Team Tweaks Technology	Shoreham	51-200	89	6
13	Imaginary Cloud	London	51-200	83	59
14	Inspire Infosol PVT Ltd. India	Harrow	51-200	82	2
15	Mismo Systems	Manchester	51-200	73	37
16	TX Dynamics	Birmingham	51-200	71	7
17	Cogeco Peer 1	Southampton	501-1,000	67	7
18	Nimbus	Stratford-Upon-Avon	51-200	63	13
19	Versatile Commerce	Milton Keynes	51-200	62	6
20	Cloudplexo	London	51-200	60	29
21	Appvia	London	51-200	58	35
22	Phenologix	Coulsdon	51-200	58	2
23	Iscorp	Newbury	51-200	57	4
24	Crossvale	Belfast	51-200	54	14
25	Cloudzenia	London	51-200	47	18

Showing 25 of 848 cloud application development 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 1,905 reachable decision-makers.

Free account · no credit card

See all 848 companies

Cloud application development companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 370 HQs

813Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

523

11-50

246

51-200

201-500

501-1,000

1,001-5,000

10001+

Cloud application development companies by metro

Metro	Companies
Cloud application development companies in London	370
Cloud application development companies in Manchester	47
Cloud application development companies in Leeds	15
Cloud application development companies in Bristol	15
Cloud application development companies in Reading	13
Cloud application development companies in Birmingham	12
Cloud application development companies in Milton Keynes	8

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 application development 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; 13 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 application development companies are there based in the United Kingdom?

There are 848 cloud application development 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 application development companies?

London leads with 370 headquartered companies, followed by Manchester (47) and Leeds (15).

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 1,905 verified decision-maker contacts tracked across these 848 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 848 cloud application development companies based in the United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Cloud application development companies by geography

Browse the directory

Browse: Companies home · All United Kingdom lists · All Cloud application development 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.