Company lists · Data refreshed September 2026

Top 25 Financial service providers based in the United Kingdom

RevenueBase identified 523 company matches for financial service providers associated with the United Kingdom as of September 2026 and tracks 142,072 professional contacts across them, including 35,114 with verified work emails. London is the largest hub.

This list covers company matches for financial 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 September 20, 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 Sep 20, 2026 How this list was built
523Companies
142,072Contacts tracked
35,114Verified emails
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The 25 largest financial service providers based in the United Kingdom

Ranked by team size
Top 25 of 523 company matches for financial service providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchLondon, United KingdomHQ recorded Sep 20, 202610001+68,056 contacts →

Exact match

“Our vision is to be the UK-centred leader in global finance.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchGogarburn, United KingdomHQ recorded Sep 20, 2026n/a25,552 contacts →

Exact match

“This page is inactive and no longer updated.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 20, 202610001+9,045 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 20, 202610001+7,830 contacts →

Exact match

“Legal & General is a leading UK financial services group and major global investor.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBristol, United KingdomHQ recorded Sep 20, 2026n/a1,822 contacts →

Exact match

“A little confidence goes a long way.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSwindon, United KingdomHQ recorded Sep 20, 2026501-1,000742 contacts →

Exact match

“We are The Openwork Partnership, and we’re one of the UK’s leading financial advice networks.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchBasingstoke, United KingdomHQ recorded Sep 20, 202651-200434 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 20, 20261,001-5,000325 contacts →

Exact match

“Our culture is incredibly important to us.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchFarnborough, United KingdomHQ recorded Sep 20, 202651-200165 contacts →

Exact match

“Origen Financial Services is one of the UK’s leading financial advisers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5063 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchMansfield, United KingdomHQ recorded Sep 20, 202651-20051 contacts →

Exact match

“For over 50 years Cowens passionate professionals have delivered protection, prosperity and peace of mind for your business, large or small… for your directors, for your…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchWatford, United KingdomHQ recorded Sep 20, 202651-20047 contacts →

Exact match

“At Heath Crawford we believe that every business and individual can benefit from having proactive, expert and personalised insurance and investment advice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5037 contacts →

Exact match

“We place an equal emphasis on quality financial planning and asset management, with each progressively informing the other.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBillericay, United KingdomHQ recorded Sep 20, 202651-20034 contacts →

Exact match

“Sterling Streets specializes in mortgage, insurance and wealth management, dedicated to helping clients secure their financial future.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchBirmingham, United KingdomHQ recorded Sep 20, 202611-5033 contacts →

Exact match

“Heligan Group redefines banking for the modern era, blending trusted financial guidance with the latest insights and innovations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-50032 contacts →

Exact match

“Britannia Financial Group is a leading global financial group headquartered in London offering investment banking, securities, brokerage, asset and wealth management, banking and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchLichfield, United KingdomHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“Four Oaks Financial Services Ltd was founded by Managing Director, Martin Ward, in June 2003.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchTelford, United KingdomHQ recorded Sep 20, 20261-1027 contacts →

Exact match

“OSL FINANCIAL SERVICES LTD is a financial services company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchManchester, United KingdomHQ recorded Sep 20, 202611-5026 contacts →

Exact match

“We understand no two clients or circumstances are the same.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5025 contacts →

Exact match

“GMI UK is an FCA regulated provider catering for B2B Financial Institutions and Professional traders.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchManchester, United KingdomHQ recorded Sep 20, 202651-20024 contacts →

Exact match

“IDEAL FINANCE LIMITED is a financial services company based out of THINK PARK MOSLEY ROAD TRAFFORD PARK, MANCHESTER, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“The Debt Advisor Ltd is authorised and regulated by the Financial Conduct Authority (FCA) to provide tailored debt advice to individuals struggling with unsecured debt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchWhiteley, United KingdomHQ recorded Sep 20, 202651-20018 contacts →

Exact match

“At Beal's Mortgage & Financial Services, our highly qualified and experienced team of advisers use their knowledge and experience to deliver expert advice to our clients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchCambridge, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“Gibbs Denley's holistic approach, whether the customer is an individual or larger organisation, is the secret to our success alongside our reputation for providing excellent…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“Chartered Financial Planning Business”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 523 financial service providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 35,114 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Financial service providers based in the United Kingdom at a glance

As of Sep 20, 2026
24.7%Verified-email coverage
271.6Average contacts per company
1-10Median size (employees)
22.8%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
342
11-50
123
51-200
24
201-500
4
501-1,000
3
1,001-5,000
4
5,001-10,000
3
10001+
11

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 523 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 “financial 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 35,114 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 September 20, 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.

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 “financial service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 523 company matches for financial service providers associated with the United Kingdom as of September 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?

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

Which city has the most financial service providers?

London leads with 119 company records, followed by Birmingham (11) and Glasgow (10).

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 35,114 professional contacts with verified work emails tracked across these 523 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 September 20, 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.