Company lists · Data refreshed September 2026

Top 25 Professional associations based in the United Kingdom

RevenueBase identified 184 company matches for professional associations associated with the United Kingdom as of September 2026 and tracks 6,583 professional contacts across them, including 2,222 with verified work emails. London is the largest hub.

This list covers company matches for professional associations 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
184Companies
6,583Contacts tracked
2,222Verified emails
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The 25 largest professional associations based in the United Kingdom

Ranked by team size
Top 25 of 184 company matches for professional associations 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, 2026501-1,0001,870 contacts →

Exact match

“We work with doctors, physician associates (PAs), anaesthesia associates (AAs), those they care for and other stakeholders to support good, safe patient care across the UK.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 20, 2026501-1,000786 contacts →

Exact match

“The Medical Protection Society Limited (“MPS”) is the world’s leading protection organisation for doctors, dentists and healthcare professionals.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-500390 contacts →

Exact match

“We are a professional body dedicated to building public trust in the insurance and financial planning professions, with members living and working in more than 150 countries…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-500355 contacts →

Exact match

“The MDU, and our specialist dental division, the DDU, is a not-for-profit organisation wholly dedicated to our members’ interests.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 2026501-1,000342 contacts →

Exact match

“The Faculty of Advocates ensures that the people of Scotland, regardless of wealth, background or location, have access to the very best independent, objective legal advice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-200162 contacts →

Exact match

“We're RCOT, the Royal College of Occupational Therapists.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchAldgate, United KingdomHQ recorded Sep 20, 202651-200151 contacts →

Exact match

“Pathology is the science at the heart of modern medicine, vital for the diagnosis and clinical management of disease.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-20099 contacts →

Exact match

“A specialist set with 85 members, including 21 King's Counsel, Old Square Chambers is a leading civil set with modern, innovative and approachable counsel clerked by a…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchBirmingham, United KingdomHQ recorded Sep 20, 202651-20089 contacts →

Exact match

“BASW is the largest professional association for social workers in the UK, with offices in England, Northern Ireland, Scotland and Wales.”

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

“The Personal Finance Society (PFS) is the pre-eminent professional membership body for financial planners and those in related roles.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5058 contacts →

Exact match

“Resolution’s 6,500 members are family lawyers, mediators and other professionals committed to the constructive resolution of divorce, separation and family disputes.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5049 contacts →

Exact match

“The Science Council promotes understanding of the role and importance of scientists and the science community by working collectively with professional bodies and learned…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 20, 2026n/a42 contacts →

Exact match

“Protect - Promote - Inspire The Association of Photographers was first formed in 1968 as the Association of Fashion and Advertising Photographers and is one of the most…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchNorthampton, United KingdomHQ recorded Sep 20, 2026n/a39 contacts →

Exact match

“At Physio First, we support physiotherapists at every stage of private practice, from setting up a clinic to running, growing and scaling an established business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5038 contacts →

Exact match

“The British Security Industry Association is the trade association for the private security industry in the UK.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 20, 2026n/a36 contacts →

Exact match

“The Employment Lawyers Association (ELA) is an apolitical organisation representing the views and interests of just under 7,300 specialist, qualified employment lawyers in the UK.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchMilton Keynes, United KingdomHQ recorded Sep 20, 202651-20034 contacts →

Exact match

“ICAEW is a world-leading improvement regulator We act in the public interest by making sure ICAEW firms, members, students and affiliates maintain the standards expected by the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5031 contacts →

Exact match

“The Independent Doctors’ Federation (IDrF) represents doctors in private practice through education, networking, appraisal, revalidation and regulatory advice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBirmingham, United KingdomHQ recorded Sep 20, 20261-1026 contacts →

Exact match

“The MemberWise Network the leading independent and free to join professional network of membership and association professionals dedicated to promoting good practice and…”

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

Exact match

“BABTAC - the British Association of Beauty Therapy & Cosmetology - is the longest established and most widely recognised UK membership organisation in the aesthetics, beauty, hair…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchAberystwyth, United KingdomHQ recorded Sep 20, 20261-1024 contacts →

Exact match

“NALP has been promoting paralegals since 1987 and is the longest running professional paralegal body in the UK NALP strives to ensure that our members are recognised as a key part…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“A key aim of the Institute is to support its members’ professional and personal development and the sharing of best practice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchManchester, United KingdomHQ recorded Sep 20, 20261-1021 contacts →

Exact match

“We are one of the largest and most active membership organisations in the country, for lawyers and their fee earners, with some members.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchKnaresborough, United KingdomHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Hospital and Medical Care Association is a specialist in offering health benefits exclusively to members of professional & trades associations and membership groups.”

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

Exact match

“Medical Defence Shield is a medical defence organisation which plays a vital role in safeguarding the legal & professional interests of healthcare professionals including doctors…”

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

Showing 25 of 184 professional associations based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,222 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional associations based in the United Kingdom at a glance

As of Sep 20, 2026
33.8%Verified-email coverage
35.8Average contacts per company
1-10Median size (employees)
39.7%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
107
11-50
38
51-200
12
201-500
7
501-1,000
8
1,001-5,000
7
5,001-10,000
1
10001+
2

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 184 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 “professional associations” 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 2,222 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 “professional associations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional associations are there based in the United Kingdom?

RevenueBase identified 184 company matches for professional associations 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?

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

Which city has the most professional associations?

London leads with 73 company records, followed by Birmingham (4) and Glasgow (4).

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 2,222 professional contacts with verified work emails tracked across these 184 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.