Company lists · Data refreshed September 2026

Top 17 Professional membership platforms based in the United Kingdom

RevenueBase identified 50 company matches for professional membership platforms associated with the United Kingdom as of September 2026 and tracks 309 professional contacts across them, including 92 with verified work emails. London is the largest hub.

This list covers company matches for professional membership platforms 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 29, 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 29, 2026 How this list was built
50Companies
309Contacts tracked
92Verified emails
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The 17 largest professional membership platforms based in the United Kingdom

Ranked by team size
Top 17 of 50 company matches for professional membership platforms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchBristol, United KingdomHQ recorded Sep 29, 202611-5040 contacts →

Exact match

“Wattle partners with membership organisations to deliver successful digital transformation through the deployment of MemEx – our Membership Experience Platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchTelford, United KingdomHQ recorded Sep 29, 202651-20026 contacts →

Exact match

“APT provide specialist membership management software and administration services specifically designed for associations to improve engagement with members and enhance back-office…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchBirmingham, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4Exact matchEpsom, United KingdomHQ recorded Sep 29, 202651-20025 contacts →

Exact match

“oomi - complete membership management.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchManchester, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1016 contacts →

Exact match

“The Assistant Room is an online global membership and professional development platform dedicated to progressing the careers of Personal and Executive Assistants by providing the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchOxford, United KingdomHQ recorded Sep 29, 20261-1015 contacts →

Exact match

“OFEC are passionate about delivering fabulous membership management systems for Associations, Societies and Trade Associations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-109 contacts →

Exact match

“Ugenie is a private customisable membership platform where organisations can effectively engage, retain and monetise their communities.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-507 contacts →

Exact match

“Memcom brings senior leaders in the membership sector to network, collaborate and learn.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Octo Members is the fastest growing private members group for financial services professionals, a dynamic native app based community.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Inside' Developers Boardroom is where serious SME property service providers sharpen their edge, guided by industry experts who understand the property developer world inside out.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“With over a decade of experience under our belts, we teach influencers and experts how to start and grow successful membership websites.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchHuddersfield, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“L&D Free Spirits is a network that focuses on empowering freelancers and self-employed professionals in the Learning and Development (L&D) industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Panacea is the place where advisers, paraplanners, providers and support services alike engage in discussions and exchange views on issues affecting their businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Digitalis CPD is the single-most important tool for professional development.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchGlobal, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Online networking personalised to you.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Astera Global is a 21st Century community for corporate people, whose daily life involves interactions within corporate organisations in any location around the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 17 of 50 professional membership platforms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 92 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional membership platforms based in the United Kingdom at a glance

As of Sep 29, 2026
29.8%Verified-email coverage
6.2Average contacts per company
1-10Median size (employees)
50.0%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
6
51-200
4

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 50 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 membership platforms” 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 92 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 29, 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 membership platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional membership platforms are there based in the United Kingdom?

RevenueBase identified 50 company matches for professional membership platforms 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?

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

Which city has the most professional membership platforms?

London leads with 25 company records, followed by Manchester (2) and Newcastle Upon Tyne (2).

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 92 professional contacts with verified work emails tracked across these 50 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 29, 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.