Company lists · Data verified August 2026

Top 14 Email list providers based in London, United Kingdom

Name: Email list providers based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 52 companies tracked

There are 52 email list providers headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 8,421 professional contacts across them, including 144 with verified work emails and 1,608 with mobile numbers. London is the largest hub.

This list covers email list providers headquartered in London, 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.

52Companies

8,421Contacts tracked

144Verified emails

1,608Mobile numbers

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The 14 largest email list providers based in London, United Kingdom

Ranked by team size

Top 14 of 52 email list providers based in London, 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	Emailclub	London	51-200	103	39
2	Moosend	London	11-50	32	17
	RevenueBasePublisher of this directory	Boston, MA	n/a	n/a	Try free
3	Mailercloud	London	11-50	30	12
4	Klicktipp	London	11-50	29	6
5	Open House Media	London	11-50	16	8
6	Emailoctopus	London	1-10	13	7
7	Callent Tech LTD	London	51-200	12	2
8	Enchant Agency	London	11-50	4	4
9	Rolling Star LTD	London	1-10	3	1
10	Mailpimps	London	1-10	1	1
11	RED Circle Digital	London	1-10	1	1
12	Intuitive Inbox	London	1-10	1	1
13	Mail Monkey	London	1-10	1	1
14	Engage Commerce	London	1-10	1	1

Showing 14 of 52 email list providers based in London, United Kingdom

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Email list providers based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 52 HQs

1,608Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Email list providers by metro in the United Kingdom

Metro	Companies
Email list providers in London	52
Email list providers in Manchester	8
Email list providers in Poole	3
Email list providers in Chesterfield	2
Email list providers in Croydon	2
Email list providers in Market Harborough	1
Email list providers in Little Neston	1
Email list providers in Richmond	1

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 “email list providers”, with match quality audited by blind human judging, and headquartered in London, 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; 0 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 email list providers are there based in London, United Kingdom?

There are 52 email list providers headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most email list providers?

London leads with 52 headquartered companies, followed by Manchester (8) and Poole (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 144 verified decision-maker contacts tracked across these 52 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 52 email list providers based in London, United Kingdom. Start with a free account, no credit card.

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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.