Company lists · Data verified August 2026

Top 25 Email marketing services based in the United Kingdom

Name: Email marketing services 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 352 companies tracked

There are 352 email marketing services headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 12,616 professional contacts across them, including 2,313 with verified work emails and 2,683 with mobile numbers. London is the largest hub.

This list covers email marketing services 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.

352Companies

12,616Contacts tracked

2,313Verified emails

2,683Mobile numbers

Unlock all 352 companies Free account · no credit card · 2 minutes

The 25 largest email marketing services based in the United Kingdom

Ranked by team size

Top 25 of 352 email marketing services 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	BRAZE	London	1,001-5,000	2,133	1,457
2	Omnisend	Global	201-500	270	141
3	Act-On Software	Reading	201-500	209	66
4	Ometria	London	51-200	135	98
5	Emailclub	London	51-200	103	39
6	Underground Ecom	London	51-200	103	21
7	Spotler UK	Guildford	51-200	84	18
8	Exacttarget	London	1,001-5,000	83	47
9	1973 LTD	Chalgrove	11-50	72	5
10	Netmera	n/a	51-200	57	35
11	Stoneshot	London	51-200	35	20
12	Moosend	London	11-50	32	17
13	Mailercloud	London	11-50	30	12
14	Klicktipp	London	11-50	29	6
15	Auraseed	Brighton	11-50	18	10
16	Open House Media	London	11-50	16	8
17	Campaigner	North Shields	51-200	16	6
18	Selectabase LTD	Whitfield	11-50	15	7
19	Merrehill	Macclesfield	11-50	13	9
20	Jarrang	London	11-50	13	6
21	Callent Tech LTD	London	51-200	12	2
22	Postman	London	11-50	11	6
23	Evernue Media	Uk	11-50	11	4
24	Silk Email	Lostwithiel	11-50	11	3
25	The Normal Company	London	11-50	11	1

Showing 25 of 352 email marketing services based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,313 reachable decision-makers.

Free account · no credit card

See all 352 companies

Email marketing services based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 149 HQs

2,683Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

256

11-50

51-200

201-500

1,001-5,000

Email marketing services by metro

Metro	Companies
Email marketing services in London	149
Email marketing services in Manchester	12
Email marketing services in Brighton	6
Email marketing services in Poole	4
Email marketing services in Birmingham	4
Email marketing services in Bristol	4
Email marketing services in Nottingham	3

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 marketing services”, 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 email marketing services are there based in the United Kingdom?

There are 352 email marketing services headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most email marketing services?

London leads with 149 headquartered companies, followed by Manchester (12) and Brighton (6).

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 2,313 verified decision-maker contacts tracked across these 352 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 352 email marketing services based in the United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Email marketing services by geography

Browse the directory

Browse: Companies home · All United Kingdom lists · All Email marketing services 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.