Company lists · Data refreshed September 2026

Top 25 Member-owned financial institutions based in the United Kingdom

RevenueBase identified 134 company matches for member-owned financial institutions associated with the United Kingdom as of September 2026 and tracks 5,878 professional contacts across them, including 1,741 with verified work emails. London is the largest hub.

This list covers company matches for member-owned financial institutions 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
134Companies
5,878Contacts tracked
1,741Verified emails
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The 25 largest member-owned financial institutions based in the United Kingdom

Ranked by team size
Top 25 of 134 company matches for member-owned financial institutions 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 matchBrighton, United KingdomHQ recorded Sep 20, 2026501-1,000383 contacts →

Exact match

“A leading financial services provider known for its simple and straightforward investment options.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLeeds, United KingdomHQ recorded Sep 20, 202611-5038 contacts →

Exact match

“Leeds Credit Union is a financial cooperative with members that provides straightforward, affordable financial services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5033 contacts →

Exact match

“The Credit Union is a not for profit co-operative dedicated to promoting saving rather than borrowing, but also provides low cost loans at times of need.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLeicester, United KingdomHQ recorded Sep 20, 202611-5028 contacts →

Exact match

“Earl Shilton Building Society is one of the UK's longest established building societies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchCheadle, United KingdomHQ recorded Sep 20, 202611-5028 contacts →

Exact match

“Our Credit Union offers financial products exclusively for the Police Family.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5026 contacts →

Exact match

“My Community Bank grew out of a credit union founded in the 1970s called Brent Shrine Credit Union.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchLeicester, United KingdomHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“We are a fair, responsible and people focused credit union, providing a wide range of ethical financial products and services throughout Leicestershire, Rutland & Northamptonshire.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“Capital Credit Union is a member-owned UK financial co-operative, headquartered in Edinburgh.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchIlkley, United KingdomHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“incuto is a technology provider to co-operatives such as credit unions and community banks, Community Development Finance Institutions (CDFIs) and mutuals.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchBrighton, United KingdomHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“Wave Community Bank is a not for profit savings and loans co-operative, which has been trading since August We aim to provide a high quality, sustainable and easy to access…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchLiverpool, United KingdomHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Enterprise Credit Union is a financial co-operative that exist for the benefits of its members.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchEdinburgh City, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“We’re a credit union dedicated to bringing people an alternative home for their savings and loans.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 20, 20261-1018 contacts →

Exact match

“Greenwich & Bexley Credit Union is a local not for profit financial co-operative, owned by our members and founded on principles of mutual co-operation and trust.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBirmingham, United KingdomHQ recorded Sep 20, 20261-1017 contacts →

Exact match

“A Credit union is owned, managed and run by its community members.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchCardiff, United KingdomHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“A financial services co-operative providing savings and loans to local people.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5014 contacts →

Exact match

“Lewisham Plus Credit Union Limited was founded in 1992, and currently serves over members.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchRuncorn, United KingdomHQ recorded Sep 20, 202611-5014 contacts →

Exact match

“Beacon Savings & Loans is a Credit Union.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchSheffield, United KingdomHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“Sheffield Credit Union is a not-for-profit organisation providing savings and loans to individuals across South Yorkshire.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 20, 20261-1013 contacts →

Exact match

“London Plus Credit Union is a not-for-profit financial co-operative serving the London boroughs of Hammersmith & Fulham, Wandsworth, Richmond, Kensington & Chelsea, Westminster or…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchGlasgow, United KingdomHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“Scotwest is one of the largest credit unions in the UK, existing to provide safe, competitive and fair financial services to anyone that lives or works within the West of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchManchester, United KingdomHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“South Manchester Credit Union is a not-for-profit co-operative.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchNewry, United KingdomHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Newry Credit Union is a local financial organisation based in Newry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchDerry, United KingdomHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Derry Credit Union - the first credit union in the city and the first to be founded in Northern Ireland.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchBlantyre, United KingdomHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“For too long financial services have put their shareholders before the wellbeing of their customers, now Thistle Credit Union is fighting back by providing affordable loans and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchRutherglen, United KingdomHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“1st Class Credit Union is a not-for-profit financial co-operative, founded in 1992 to serve Royal Mail Group employees in Glasgow.”

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

Showing 25 of 134 member-owned financial institutions based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,741 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Member-owned financial institutions based in the United Kingdom at a glance

As of Sep 20, 2026
29.6%Verified-email coverage
43.9Average contacts per company
1-10Median size (employees)
8.2%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
75
11-50
55
501-1,000
1
1,001-5,000
2
10001+
1

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 134 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 “member-owned financial institutions” 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 1,741 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 “member-owned financial institutions”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many member-owned financial institutions are there based in the United Kingdom?

RevenueBase identified 134 company matches for member-owned financial institutions 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?

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

Which city has the most member-owned financial institutions?

London leads with 11 company records, followed by Belfast (5) and Glasgow (5).

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 1,741 professional contacts with verified work emails tracked across these 134 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.