Company lists · Data refreshed November 2026

Top 25 Member-based business networks based in the United States

RevenueBase identified 1,411 company matches for member-based business networks associated with the United States as of November 2026 and tracks 15,261 professional contacts across them, including 2,385 with verified work emails. New York is the largest hub.

This list covers company matches for member-based business networks 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
1,411Companies
15,261Contacts tracked
2,385Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest member-based business networks based in the United States

Ranked by team size
Top 25 of 1,411 company matches for member-based business networks 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 matchCharlotte, United StatesHQ recorded Nov 6, 2026n/a3,238 contacts →

Exact match

“Founded by Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 2026n/a2,279 contacts →

Exact match

“Entrepreneurs shape the future, sparking innovation, creating jobs, empowering dreams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200598 contacts →

Exact match

“Forbes Business Council is a vetted professional networking community for senior executives and business owners who are committed to personal and professional excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 2026n/a473 contacts →

Exact match

“TiE Inc, also known as TiE Global is a non-profit organization with the mission of fostering entrepreneurship, through mentoring, networking and education.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-200284 contacts →

Exact match

“GBI Impact is a dedicated small business committed to fostering long-lasting relationships between a carefully curated network of executives and clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-50149 contacts →

Exact match

“ProVisors is the largest professional networking organization exclusively for Trusted Advisors with regional chapters across the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026n/a130 contacts →

Exact match

“The Women Presidents Organization is a close-knit community of some of the world’s most successful women business leaders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 20261,001-5,000128 contacts →

Exact match

“CorporateConnections is a global community of successful business executives who are active in high-performance teams that focus on advanced referral, marketing and networking…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Signpost envisions a world of local businesses, large and small, thriving through relevant and lasting connections with customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact 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
13Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“Business moves at the speed of community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBozeman, MT, United StatesHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Connecting powerful minds-making the world smarter and smaller.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 202611-5091 contacts →

Exact match

“At the World Trade Center Institute, we empower globally-minded leaders with new ideas and valuable connections.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMiami, FL, United StatesHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“Founded in 2013 in London, Proventa International is a global business platform focused on bringing senior decision-makers from across the life sciences industry together for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew York, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“RTM Business Group connects senior executives with the solution providers redefining their industries, and not every conference is built the same.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Alignable is a remote-first, mission-driven Series C (and profitable) growth stage startup.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-5087 contacts →

Exact match

“Forbes Business Development Council is a vetted professional networking community for senior-level sales and business development executives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5083 contacts →

Exact match

“FoundersCard was created in 2009 by Eric Kuhn with a simple purpose: to help entrepreneurs and leaders build, run and grow their businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTampa, FL, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“Current is the new name for Crete Professionals Alliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 6, 202611-5065 contacts →

Exact match

“The Grand Rapids Chamber is where West Michigan's business community comes together.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202611-5065 contacts →

Exact match

“CEO Life is a private executive leadership community uniting established CEOs, founders, and senior executives across cities and regions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAstoria, United StatesHQ recorded Nov 6, 2026n/a55 contacts →

Exact match

“Veritux connects the world’s top independent professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“The San Diego Regional Chamber of Commerce is a nonprofit membership organization that helps provide a voice for San Diego businesses through advocacy, member-to-member…”

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

Showing 25 of 1,411 member-based business networks based in the United States

See the full list, filter by size, metro and specialty, and access 2,385 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Member-based business networks based in the United States at a glance

As of Nov 6, 2026
15.6%Verified-email coverage
10.8Average contacts per company
1-10Median size (employees)
5.3%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
907
11-50
313
51-200
117
201-500
35
501-1,000
16
1,001-5,000
13
10001+
8

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 1,411 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 “member-based business networks” 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 2,385 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.

Member-based business networks by metro

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-based business networks”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many member-based business networks are there based in the United States?

RevenueBase identified 1,411 company matches for member-based business networks 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?

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

Which city has the most member-based business networks?

New York leads with 75 company records, followed by San Diego (28) and Houston (25).

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 2,385 professional contacts with verified work emails tracked across these 1,411 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.

Ready to reach these companies? Verified emails and direct dials for all 1,411 member-based business networks based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.