Company lists · Data refreshed September 2026

Top 25 Membership database platforms worldwide

RevenueBase identified 387 membership database platforms worldwide as of September 2026 and tracks 5,426 professional contacts across them, including 1,574 with verified work emails. The United States is the largest market and London the largest hub.

This list covers membership database platforms worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026. Country and city lists for membership database platforms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
387Companies
5,426Contacts tracked
1,574Verified emails
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The 25 largest membership database platforms worldwide

Ranked by team size
Top 25 of 387 membership database platforms worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to membership database platforms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 28, 2026501-1,0001,006 contacts →

Indirect evidence

“ACTIVE Network transforms the way communities come together, facilitating engagement and participation across a spectrum of activities and events.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceSt. Petersburg, FL, United StatesHQ checked Sep 28, 20261,001-5,000867 contacts →

Partial evidence

“Community Brands is now Momentive Software, follow us at Momentive Software helps associations and nonprofits enhance membership management and donor engagement, automate and…”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceDublin, OH, United StatesHQ checked Sep 28, 2026n/a638 contacts →

Indirect evidence

“DISCLOSURE: We aren't Tata Consultancy Services, even though more than 200 'employees' mistakenly claim to work for us.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 28, 2026201-500297 contacts →

Indirect evidence

“Northstar is the leading vendor of Club Management & Community Association Software used by more than 700 clubs & communities worldwide, including 50 Platinum clubs.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceMarkham, ON, CanadaHQ checked Sep 28, 202651-200150 contacts →

Indirect evidence

“Jonas Club Software strives to provide the best Product, Communication, and Service Solutions in the club industry.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceCopenhagen S, DenmarkHQ checked Sep 28, 202651-20087 contacts →

Indirect evidence

“Unlock brand growth with the trusted global partner in club management software.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceWhite Plains, NY, United StatesHQ checked Sep 28, 202651-20082 contacts →

Partial evidence

“JustGo addresses the needs of Governing Bodies, Sports Clubs, Charities, & Membership Organizations, with an easily managed membership system that provides flexibility across your…”

Source: RevenueBase Database · checked Sep 28, 2026
8Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20076 contacts →

Strong evidence

“Award-winning membership websites, platforms and system integrations.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceMumbai, IndiaHQ checked Sep 28, 202611-5052 contacts →

Indirect evidence

“Manage and scale your Business with India's No.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceWayland, MA, United StatesHQ checked Sep 28, 202611-5043 contacts →

Partial evidence

“MembersFirst helps hundreds of member-based organizations attract, engage and retain a vibrant and actively involved membership.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidencePoznań, PolandHQ checked Sep 28, 202651-20042 contacts →

Indirect evidence

“eFitness is a club management software for streamlined multi-club operations.”

Source: RevenueBase Database · checked Sep 28, 2026
12Strong evidenceBristol, United KingdomHQ checked Sep 28, 202611-5040 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceToronto, ON, CanadaHQ checked Sep 28, 202611-5040 contacts →

Partial evidence

“At Uplifter Inc, we empower sports clubs, national associations, and federations across the globe to streamline membership and event management, allowing you to focus on what…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceOrlando, FL, United StatesHQ checked Sep 28, 202611-5039 contacts →

Indirect evidence

“Association Management Software for Associations using QuickBooks, built for associations by associations.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceSt. Paul, MN, United StatesHQ checked Sep 28, 202611-5036 contacts →

Indirect evidence

“Club Software Made Simple.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 28, 202651-20035 contacts →

Indirect evidence

“Engagifii MEams is the only AMS that delivers a powerful, unified solution for managing every facet of your association.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceGuildford, United KingdomHQ checked Sep 28, 202651-20034 contacts →

Partial evidence

“Silverbear is proud to be the leading Microsoft partner for membership organisations in the UK and Ireland.”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceAustin, TX, United StatesHQ checked Sep 28, 202611-5028 contacts →

Strong evidence

“Subscribili is the membership infrastructure platform for dental practices and DSOs.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceBridgwater, United KingdomHQ checked Sep 28, 20261-1027 contacts →

Indirect evidence

“Who is ClubRight for?”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 28, 202611-5026 contacts →

Indirect evidence

“ClubPlanner provides support for the daily operations of nearly 700 clubs across 10 countries.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceTelford, United KingdomHQ checked Sep 28, 202651-20026 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceEpsom, United KingdomHQ checked Sep 28, 202651-20025 contacts →

Partial evidence

“oomi - complete membership management.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceUnited StatesHQ checked Sep 28, 202651-20025 contacts →

Partial evidence

“clubsystems group is a leading provider of innovative club management software, offering products such as accounting, membership management, food & beverage, catering, tee time…”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 28, 202611-5022 contacts →

Partial evidence

“Designed for private clubs, our platform offers a powerful admin suite, an intuitive member portal, a modern web builder, and dedicated iOS & Android apps.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceOttawa, ON, CanadaHQ checked Sep 28, 20261-1022 contacts →

Partial evidence

“Wicket is a SaaS membership software that is built to integrate with best-in-class software such as MailChimp, Shopify, Eventbrite, and Drupal.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 387 membership database platforms worldwide

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Membership database platforms worldwide at a glance

As of Sep 28, 2026
29.0%Verified-email coverage
14.0Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
254
11-50
96
51-200
25
201-500
4
501-1,000
2
1,001-5,000
1
10001+
2

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among membership database platforms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for membership database platforms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “membership database platforms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names membership database platforms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among membership database platforms, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,574 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Membership database platforms by location

3 lists · largest first

Every Membership database platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names membership database platforms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many membership database platforms are there worldwide?

RevenueBase identified 387 membership database platforms worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Active Network, headquartered in Atlanta, tops this list with the largest team on record.

Which country has the most membership database platforms?

The United States leads with 91 companies, followed by the United Kingdom (44) and Australia (26). Every membership database platforms list by country and city is linked on this page.

Which city has the most membership database platforms?

London leads with 10 headquartered companies, followed by Stockholm (8) and Brisbane (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,574 verified decision-maker contacts tracked across these 387 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.