Company lists · Data verified August 2026

Top 25 CRM software developers based in the United Kingdom

Name: CRM software developers 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 411 companies tracked

There are 411 CRM software developers headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 89,011 professional contacts across them, including 59,418 with verified work emails and 28,393 with mobile numbers. London is the largest hub.

This list covers CRM software developers 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.

411Companies

89,011Contacts tracked

59,418Verified emails

28,393Mobile numbers

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The 25 largest CRM software developers based in the United Kingdom

Ranked by team size

Top 25 of 411 CRM software developers 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	Salesforce	London	10001+	85,557	58,153
2	Sugarai	London	501-1,000	565	319
3	Cynoteck Technology Solutions	London	201-500	194	101
4	Agentforce Commerce	London	10001+	175	99
5	ATTIO	London	51-200	141	92
6	Spotler UK	Guildford	51-200	84	18
7	Cloud Orca	London	51-200	74	43
8	Workbooks CRM	Reading	51-200	63	44
9	Capsule	Manchester	11-50	56	30
10	Optimiser	London	51-200	56	10
11	Armadillo	Bristol	51-200	48	24
12	Aspin B2B Ecommerce & CRM Catalogue Ordering APP	Romsey	11-50	37	27
13	Eloqua	London	1,001-5,000	36	8
14	Morning Value	London	11-50	30	14
15	Spotdev	Bath	11-50	24	15
16	4xportal	London	11-50	24	3
17	makedigital.co.uk	Chelmsford	11-50	18	8
18	Robosme	London	11-50	14	7
19	Akarigo	London	11-50	13	7
20	Greenhouse OS	York	11-50	13	6
21	Brightoffice	Preston	11-50	11	2
22	Kms-Software	n/a	11-50	10	10
23	Ifinity	London	11-50	9	5
24	Repforce	London	11-50	8	5
25	Pulse Business Software	Malmesbury	11-50	8	4

Showing 25 of 411 CRM software developers based in the United Kingdom

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CRM software developers based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 140 HQs

28,393Contacts with mobile numbers

128Emails re-verified in last 30 days

Companies by employee count

1-10

248

11-50

121

51-200

201-500

501-1,000

1,001-5,000

10001+

CRM software developers by metro

Metro	Companies
CRM software developers in London	140
CRM software developers in Manchester	13
CRM software developers in Birmingham	8
CRM software developers in Leeds	6
CRM software developers in Reading	6
CRM software developers in Glasgow	5
CRM software developers in Bristol	4

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 “CRM software developers”, 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; 128 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 CRM software developers are there based in the United Kingdom?

There are 411 CRM software developers headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most CRM software developers?

London leads with 140 headquartered companies, followed by Manchester (13) and Birmingham (8).

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 59,418 verified decision-maker contacts tracked across these 411 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.