Company lists · Data refreshed November 2026

Top 25 Membership organizations based in the United States

RevenueBase identified 1,467 company matches for membership organizations associated with the United States as of November 2026 and tracks 31,968 professional contacts across them, including 5,132 with verified work emails. New York is the largest hub.

This list covers company matches for membership organizations associated with the United States, 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 November 6, 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 Nov 6, 2026 How this list was built
1,467Companies
31,968Contacts tracked
5,132Verified emails
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The 25 largest membership organizations based in the United States

Ranked by team size
Top 25 of 1,467 company matches for membership organizations based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchCoppell, TX, United StatesHQ recorded Nov 6, 20265,001-10,00012,707 contacts →

Exact match

“Our mission is to Save Lives, Create Member Value and Deliver Exceptional Experiences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDallas, TX, United StatesHQ recorded Nov 6, 2026n/a1,113 contacts →

Exact match

“Meeting Professionals International (MPI) is the largest meeting and event industry association worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026501-1,000754 contacts →

Exact match

“Associations help industries, fields and professions stay current and connected for the members and communities who depend on them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026501-1,000740 contacts →

Exact match

“The Chamber of Commerce of the United States is the world’s largest business organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMilwaukee, WI, United StatesHQ recorded Nov 6, 2026201-500549 contacts →

Exact match

“EDI is a top company in association management, providing professional services for national and international medical, certification, and scientific associations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026n/a491 contacts →

Exact match

“PRSA is where communicators stay ahead of what's actually landing on our desks: AI, crisis, misinformation, and reputation management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026n/a438 contacts →

Exact match

“As the profession’s oldest and largest professional membership organization for design-with 72 chapters and more than members-we advance design as a professional craft, strategic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-200394 contacts →

Exact match

“ICSC is the member organization for the advancement of the Marketplaces Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202610001+264 contacts →

Exact match

“The Events Industry Council (EIC)’s more than 30 member organizations represent more than 103,500 individuals and 19,500 firms and properties involved in the meetings, conventions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026n/a258 contacts →

Exact match

“The Music Business Association (Music Biz) is a non-profit membership organization that advances and promotes music commerce, a community committed to the full spectrum of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRemote, United StatesHQ recorded Nov 6, 202651-200208 contacts →

Exact match

“We're the confidential, vendor‑free membership organization for people leading social media at the world's biggest companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-200197 contacts →

Exact match

“Business events move the world forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDover, DE, United StatesHQ recorded Nov 6, 202651-200195 contacts →

Exact match

“GrowthZone delivers a full suite of solutions built for member-based organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWakefield, TN, United StatesHQ recorded Nov 6, 2026201-500183 contacts →

Exact match

“Virtual is a top provider of professional services for associations, consortia and other membership-based organizations, delivering tailored management solutions that drive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“One of the most stable and well-established companies in the Metroplex, PCI is proud to be voted the #1 Midsize Place to Work for 2015 in both The Dallas Morning News and Texas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDanville, CA, United StatesHQ recorded Nov 6, 2026201-500157 contacts →

Exact match

“There has never been a better opportunity to join the Club at Blackhawk!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200156 contacts →

Exact match

“ASAE is the essential organization for association management, representing both organizations and individual association professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBloomington, MN, United StatesHQ recorded Nov 6, 202651-200145 contacts →

Exact match

“With a solution to every business problem, Nexstar is a member-owned organization that drives business growth and development through continued education and the sharing of ideas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“Community Associations Institute (CAI) is an international membership organization dedicated to advancing excellence in the governance, management, and quality of life of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 202611-50131 contacts →

Exact match

“Founded in 1927, the Club Management Association of America (CMAA) is the largest professional association for managers of membership clubs with 8,700 members throughout the US…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWayland, MA, United StatesHQ recorded Nov 6, 202651-200123 contacts →

Exact match

“iPROMOTEu’s mission is to be the best economic and lifestyle opportunity for promotional products distributors and salespeople.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOakbrook Terrace, IL, United StatesHQ recorded Nov 6, 2026n/a123 contacts →

Exact match

“Celebrity Home Loans was designed for mortgage professionals eager to have an equity stake and a desire to have their voice heard.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMclean, VA, United StatesHQ recorded Nov 6, 202611-50118 contacts →

Exact match

“HSMAI is a global organization of sales, marketing, and revenue management professionals representing all segments of the hospitality industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-50115 contacts →

Exact match

“The foundation of our membership is what sets CREW apart.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-50114 contacts →

Exact match

“Forbes Councils is a collective of vetted professional networking communities for senior executives and business owners in a variety of industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,467 membership organizations based in the United States

See the full list, filter by size, metro and specialty, and access 5,132 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Membership organizations based in the United States at a glance

As of Nov 6, 2026
16.1%Verified-email coverage
21.8Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
825
11-50
360
51-200
174
201-500
63
501-1,000
16
1,001-5,000
16
5,001-10,000
3
10001+
6

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,467 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 States whose business descriptions match “membership organizations” 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 5,132 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 November 6, 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 “membership organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many membership organizations are there based in the United States?

RevenueBase identified 1,467 company matches for membership organizations associated with the United States as of November 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?

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

Which city has the most membership organizations?

New York leads with 58 company records, followed by Chicago (36) and Washington (28).

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 5,132 professional contacts with verified work emails tracked across these 1,467 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 November 6, 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.