Company lists · Data verified August 2026

Top 25 Banking as a service platforms based in the United Kingdom

Name: Banking as a service platforms 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 171 companies tracked

There are 171 banking as a service platforms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 10,268 professional contacts across them, including 4,572 with verified work emails and 562 with mobile numbers. London is the largest hub.

This list covers banking as a service platforms 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.

171Companies

10,268Contacts tracked

4,572Verified emails

562Mobile numbers

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

Ranked by team size

Top 25 of 171 banking as a service platforms 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	Starling	Cardiff	1,001-5,000	2,683	1,555
2	Zopa Bank	Manchester	501-1,000	900	578
3	Trustly	London	1,001-5,000	879	6
4	RAPYD	London	501-1,000	752	475
5	Guavapay	London	201-500	435	20
6	Zempler Bank	London	201-500	400	151
7	Form3	London	501-1,000	272	215
8	Engine By Starling	n/a	201-500	253	146
9	Fintech Farm	London	201-500	195	85
10	Openpayd	London	51-200	189	127
11	ISX Financial	London	51-200	144	2
12	Ebankit	London	51-200	136	101
13	Griffin	London	51-200	118	53
14	TUUM	London	51-200	115	82
15	Yapily	London	51-200	115	68
16	Thinkmoney	n/a	51-200	114	80
17	Chetwood Financial Limited	Wrexham	51-200	107	86
18	Bkn301	London	51-200	98	52
19	Mutual Vision	Wilmslow	51-200	88	42
20	Payler	London	51-200	67	13
21	YASPA	n/a	51-200	66	34
22	Pollinate	London	51-200	62	37
23	Vilja Solutions	Leeds	51-200	61	31
24	Transwap	Edinburgh	51-200	61	20
25	Hyperlayer	London	51-200	58	35

Showing 25 of 171 banking as a service platforms based in the United Kingdom

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Banking as a service platforms based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 130 HQs

562Contacts with mobile numbers

22Emails 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

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 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; 22 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 the United Kingdom?

There are 171 banking as a service platforms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Starling, headquartered in Cardiff, 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 4,572 verified decision-maker contacts tracked across these 171 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.