Company lists · Data verified August 2026

Top 25 CRM developers based in the United Kingdom

Name: CRM 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 353 companies tracked

There are 353 CRM developers headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 88,133 professional contacts across them, including 59,101 with verified work emails and 28,198 with mobile numbers. London is the largest hub.

This list covers CRM 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.

353Companies

88,133Contacts tracked

59,101Verified emails

28,198Mobile numbers

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The 25 largest CRM developers based in the United Kingdom

Ranked by team size

Top 25 of 353 CRM 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	Cynoteck Technology Solutions	London	201-500	194	101
3	Agentforce Commerce	London	10001+	175	99
4	Cloudcentric Infotech INC	London	51-200	111	76
5	Emailclub	London	51-200	103	39
6	Acteol	London	51-200	83	51
7	Workbooks CRM	Reading	51-200	63	44
8	Capsule	Manchester	11-50	56	30
9	Optimiser	London	51-200	56	10
10	Armadillo	Bristol	51-200	48	24
11	Selecta SOL	Manchester	51-200	47	1
12	Eloqua	London	1,001-5,000	36	8
13	Nebula Consulting	London	11-50	34	20
14	WEB Alliance Limited	Northampton	11-50	28	2
15	makedigital.co.uk	Chelmsford	11-50	18	8
16	Preact	Manchester	51-200	18	7
17	Zumzum	Stockport	11-50	18	6
18	Wedocrm	n/a	11-50	16	12
19	Provenworks	Reading	11-50	16	11
20	Financial Cloud	Glasgow	11-50	16	8
21	Robosme	London	11-50	14	7
22	Akarigo	London	11-50	13	7
23	Greenhouse OS	York	11-50	13	6
24	Brightoffice	Preston	11-50	11	2
25	Kms-Software	n/a	11-50	10	10

Showing 25 of 353 CRM developers based in the United Kingdom

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CRM developers based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 119 HQs

28,198Contacts with mobile numbers

129Emails re-verified in last 30 days

Companies by employee count

1-10

213

11-50

103

51-200

201-500

501-1,000

1,001-5,000

10001+

CRM developers by metro

Metro	Companies
CRM developers in London	119
CRM developers in Manchester	9
CRM developers in Birmingham	9
CRM developers in Reading	6
CRM developers in Leeds	6
CRM developers in Bristol	5
CRM developers in Peterborough	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 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; 129 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 developers are there based in the United Kingdom?

There are 353 CRM 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 developers?

London leads with 119 headquartered companies, followed by Manchester (9) and Birmingham (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 59,101 verified decision-maker contacts tracked across these 353 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.