Company lists · Data verified August 2026

Top 25 Banking as a service platforms based in London, United Kingdom

Name: Banking as a service platforms 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 130 companies tracked

There are 130 banking as a service platforms headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 5,685 professional contacts across them, including 1,916 with verified work emails and 315 with mobile numbers. London is the largest hub.

This list covers banking as a service platforms 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.

130Companies

5,685Contacts tracked

1,916Verified emails

315Mobile numbers

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The 25 largest banking as a service platforms based in London, United Kingdom

Ranked by team size

Top 25 of 130 banking as a service platforms 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	Trustly	London	1,001-5,000	879	6
2	RAPYD	London	501-1,000	752	475
3	Guavapay	London	201-500	435	20
4	Zempler Bank	London	201-500	400	151
5	Form3	London	501-1,000	272	215
6	Fintech Farm	London	201-500	195	85
7	Openpayd	London	51-200	189	127
8	ISX Financial	London	51-200	144	2
9	Ebankit	London	51-200	136	101
10	Griffin	London	51-200	118	53
11	TUUM	London	51-200	115	82
12	Yapily	London	51-200	115	68
13	Bkn301	London	51-200	98	52
14	XPATE	London	11-50	74	28
15	Payler	London	51-200	67	13
16	Pollinate	London	51-200	62	37
17	Hyperlayer	London	51-200	58	35
18	XOALA	London	51-200	56	26
19	TOQIO	London	11-50	48	8
20	Fintilect	London	51-200	47	25
21	Mymonty Europe	London	51-200	47	23
22	Baanx Group LTD	London	51-200	45	20
23	Triver	London	11-50	37	21
24	ABC Tech	London	51-200	37	18
25	HAWEX	London	51-200	37	3

Showing 25 of 130 banking as a service platforms based in London, United Kingdom

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Banking as a service platforms based in London, United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 130 HQs

315Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Banking as a service platforms by metro in the United Kingdom

Metro	Companies
Banking as a service platforms in London	130
Banking as a service platforms in Manchester	5
Banking as a service platforms in Birmingham	2
Banking as a service platforms in Essex	2
Banking as a service platforms in Leeds	2
Banking as a service platforms in Nottingham	2
Banking as a service platforms in Cardiff	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 “banking as a service platforms”, 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; 4 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 banking as a service platforms are there based in London, United Kingdom?

There are 130 banking as a service platforms headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most banking as a service platforms?

London leads with 130 headquartered companies, followed by Manchester (5) and Birmingham (2).

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 1,916 verified decision-maker contacts tracked across these 130 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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Related lists

Banking as a service platforms by geography

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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.