Company lists · Data verified August 2026

Top 25 Cloud software as a service companies based in the United Kingdom

Name: Cloud software as a service 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 114 companies tracked

There are 114 cloud software as a service companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 1,598 professional contacts across them, including 562 with verified work emails and 129 with mobile numbers. London is the largest hub.

This list covers cloud software as a service 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.

114Companies

1,598Contacts tracked

562Verified emails

129Mobile numbers

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The 25 largest cloud software as a service companies based in the United Kingdom

Ranked by team size

Top 25 of 114 cloud software as a service 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	Priority Software	Oxford	501-1,000	426	263
2	Softbrands	n/a	501-1,000	177	16
3	Khired Networks	London	51-200	89	26
4	Workbooks CRM	Reading	51-200	63	44
5	Capsule	Manchester	11-50	56	30
6	Optimiser	London	51-200	56	10
7	Sci-Net Business Solutions	Chipping Norton	11-50	54	46
8	Prospect CRM	Loughborough	51-200	23	12
9	Ascendx	London	1-10	23	10
10	HDUK	Carnforth	11-50	22	14
11	Blue Sheep	Cheltenham	1-10	19	2
12	Moneypex	Birmingham	11-50	17	2
13	Humony	Basingstoke	11-50	15	3
14	Robosme	London	11-50	14	7
15	Opencrm	Richmond	11-50	12	8
16	Inforgen	Peebles	11-50	11	10
17	Brightoffice	Preston	11-50	11	2
18	Somax Finance LTD	Bristol	11-50	9	5
19	Smarty Software	London	11-50	9	1
20	Pulse Business Software	Malmesbury	11-50	8	4
21	Customeros	London	1-10	8	2
22	Bridge Financials	Edinburgh	1-10	7	4
23	Entranet Cloud Platform	London	11-50	7	2
24	Ienterprises	Bracknell	51-200	6	2
25	Online50 Limited	London	11-50	5	2

Showing 25 of 114 cloud software as a service companies based in the United Kingdom

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Cloud software as a service companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 39 HQs

129Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

10001+

Cloud software as a service companies by metro

Metro	Companies
Cloud software as a service companies in London	39
Cloud software as a service companies in Reading	4
Cloud software as a service companies in Edinburgh	3
Cloud software as a service companies in Cheltenham	3
Cloud software as a service companies in Bristol	3
Cloud software as a service companies in Glasgow	2
Cloud software as a service companies in Richmond	2

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 software as a service 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; 1 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 software as a service companies are there based in the United Kingdom?

There are 114 cloud software as a service companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Priority Software, headquartered in Oxford, tops this list with the largest team on record.

Which city has the most cloud software as a service companies?

London leads with 39 headquartered companies, followed by Reading (4) and Edinburgh (3).

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 562 verified decision-maker contacts tracked across these 114 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.