Company lists · Data refreshed October 2026

Top 25 Banking service providers based in the United Kingdom

RevenueBase identified 130 company matches for banking service providers associated with the United Kingdom as of October 2026 and tracks 119,629 professional contacts across them, including 31,316 with verified work emails. London is the largest hub.

This list covers company matches for banking service providers associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 8, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 8, 2026 How this list was built
130Companies
119,629Contacts tracked
31,316Verified emails
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The 25 largest banking service providers based in the United Kingdom

Ranked by team size
Top 25 of 130 company matches for banking service providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchEdinburgh, United KingdomHQ recorded Oct 8, 202610001+29,766 contacts →

Exact match

“We’re the bank that turns possibilities into progress.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2Exact matchSwindon, United KingdomHQ recorded Oct 8, 202610001+12,049 contacts →

Exact match

“A good way to bank.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 8, 202610001+9,045 contacts →

Exact match

“Our purpose at Santander UK is to help people and businesses prosper.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4Exact matchEdinburgh, United KingdomHQ recorded Oct 8, 202610001+7,013 contacts →

Exact match

“We believe in taking responsibility, and that we all have a part to play in creating the world we want.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 8, 20261,001-5,0003,800 contacts →

Exact match

“At Monzo, we’re building a new kind of bank.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 8, 20265,001-10,0003,744 contacts →

Exact match

“At TSB we’re pioneering a new kind of banking for Britain – one that’s simple, straightforward and cares about people.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 8, 20261,001-5,0002,633 contacts →

Exact match

“At Metro Bank, we do banking differently.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 8, 20261,001-5,0002,578 contacts →

Exact match

“Hello, we’re Starling.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9Exact matchEdinburgh, United KingdomHQ recorded Oct 8, 20261,001-5,0002,245 contacts →

Exact match

“Tesco Bank has been around since 1997 and today we help more than three million customers to manage their money a little better every day.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10Exact matchEdinburgh, United KingdomHQ recorded Oct 8, 202610001+1,434 contacts →

Exact match

“As Scotland’s oldest bank, we’ve been helping generations of Scots look after their money since 1695.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
11Exact matchReading, United KingdomHQ recorded Oct 8, 20261,001-5,0001,358 contacts →

Exact match

“Backing you to do more We’re Aldermore, trusted and highly rated by over a quarter of a million customers for more than 15 years.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000900 contacts →

Exact match

“We’re Zopa, and we want to make money work better for you.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
13Exact matchLeeds, United KingdomHQ recorded Oct 8, 20261,001-5,000832 contacts →

Exact match

“first direct provides mobile banking, online and telephone services to over 1.7 million customers and offers a full range of personal banking products We're the people-powered…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000661 contacts →

Exact match

“Leading brands – from fintechs and banks to digital asset platforms and large-scale corporates – use our API to benefit from our fully regulated banking infrastructure and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000660 contacts →

Exact match

“We offer private and commercial banking as well as wealth management.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 8, 2026201-500574 contacts →

Exact match

“At C.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 8, 2026201-500229 contacts →

Exact match

“LHV Bank provides Retail Banking for UK consumers, SME Lending solutions for UK businesses, and Banking Services for global fintechs.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
18Exact matchManchester, United KingdomHQ recorded Oct 8, 202651-200190 contacts →

Exact match

“We’re DF Capital, a specialist savings and business finance bank built to serve the needs of individuals and businesses in the UK.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 8, 2026201-500170 contacts →

Exact match

“Traditional financial service providers are often burdened with costly overheads including expensive branch networks, inflexible technology and huge armies of people.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20Exact matchCambridge, United KingdomHQ recorded Oct 8, 202651-200157 contacts →

Exact match

“Overview At Insignis Cash we take the time that our clients don’t have to manage the money they have held in Savings and Deposit Accounts.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20096 contacts →

Exact match

“BKN301 is a helping Banks and Fintechs, and.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20079 contacts →

Exact match

“Recognise is a specialist UK bank built around one thing: Certainty.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5063 contacts →

Exact match

“Welcome to Union Bank of India (UK) Ltd.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20061 contacts →

Exact match

“Founded in 1890, social good has been at the heart of Reliance Bank.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20046 contacts →

Exact match

“At MyMonty we're changing the game of financial services with innovative solutions.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase

Showing 25 of 130 banking service providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 31,316 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Banking service providers based in the United Kingdom at a glance

As of Oct 8, 2026
26.2%Verified-email coverage
920.2Average contacts per company
11-50Median size (employees)
59.2%Largest-city concentration · London
Oct 8, 2026Page data refreshed

Companies by employee count

1-10
28
11-50
40
51-200
26
201-500
8
501-1,000
5
1,001-5,000
8
5,001-10,000
2
10001+
13

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 130 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “banking service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 31,316 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 8, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Banking service providers by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “banking service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many banking service providers are there based in the United Kingdom?

RevenueBase identified 130 company matches for banking service providers associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Natwest Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most banking service providers?

London leads with 77 company records, followed by Edinburgh (4) and Manchester (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 31,316 professional contacts with verified work emails tracked across these 130 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 8, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.