Company lists · Data refreshed September 2026

Top 25 Trade associations worldwide

RevenueBase identified 2,562 trade associations worldwide as of September 2026 and tracks 41,189 professional contacts across them, including 9,503 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers trade associations 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 19, 2026. Country and city lists for trade associations 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 19, 2026 86% judged on-target in blind review
2,562Companies
41,189Contacts tracked
9,503Verified emails
0Mobile numbers
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The 25 largest trade associations worldwide

Ranked by team size
Top 25 of 2,562 trade associations worldwide, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to trade associations: 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
1Strong evidenceChicago, IL, United StatesHQ checked Sep 19, 2026n/a3,166 contacts →

Strong evidence

“The National Association of REALTORS® (NAR) is America’s largest trade association, representing more than 1.5 million members involved in all aspects of the residential and…”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceWashington, DC, United StatesHQ checked Sep 19, 2026201-5001,215 contacts →

Partial evidence

“At the National Restaurant Association, we strive to help every one of our members build customer loyalty, find financial success and provide rewarding careers in foodservice.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceWashington, DC, United StatesHQ checked Sep 19, 2026n/a960 contacts →

Indirect evidence

“Founded on the merit shop philosophy, ABC and its 67 chapters nationwide help our members develop people, win work and deliver that work safely, ethically and profitably for the…”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500929 contacts →

Indirect evidence

“The CBI serves as the catalyst between industry and government to drive positive change, speaking for businesses of all sizes and sectors across the whole economy, in every UK…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceWashington, DC, United StatesHQ checked Sep 19, 2026501-1,000693 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
6Strong evidenceWashington, DC, United StatesHQ checked Sep 19, 2026201-500569 contacts →

Strong evidence

“American Bankers Association is a banking trade association of community, regional, and money center banks, holding companies, savings associations, trust companies, and savings…”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceBelo Horizonte, BrazilHQ checked Sep 19, 2026201-500528 contacts →

Indirect evidence

“Orgulho em ser associação.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceArlington, VA, United StatesHQ checked Sep 19, 202651-200458 contacts →

Partial evidence

“For more than 100 years the Associated General Contractors of America (AGC) has been and still is the leading association for the construction industry.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceCopenhagen, DenmarkHQ checked Sep 19, 2026201-500453 contacts →

Indirect evidence

“Vi er erhvervsorganisation og arbejdsgiverforening for et af verdens mest handlekraftige erhvervsliv.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceArlington, VA, United StatesHQ checked Sep 19, 2026n/a403 contacts →

Partial evidence

“The Agricultural Retailers Association (ARA) advocates, influences, educates and provides services to support sellers of seeds, nutrients, crop protection products, farm…”

Source: RevenueBase Database · checked Sep 19, 2026
11Strong evidenceWashington, DC, United StatesHQ checked Sep 19, 2026n/a402 contacts →

Strong evidence

“RILA is the US trade association for leading retailers.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceWoerden, NetherlandsHQ checked Sep 19, 202651-200388 contacts →

Indirect evidence

“Koninklijke Horeca Nederland (KHN) is de grootste horeca brancheorganisatie in ons land.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceBerlin, GermanyHQ checked Sep 19, 202651-200383 contacts →

Partial evidence

“BVMW - The German Association for Small and Medium-sized Enterprises The BVMW is a politically independent association which caters for all commercial branches and professions…”

Source: RevenueBase Database · checked Sep 19, 2026
14Strong evidenceSacramento, CA, United StatesHQ checked Sep 19, 202651-200380 contacts →

Strong evidence

“The CALIFORNIA ASSOCIATION OF REALTORS® is one of the largest state trade organizations in the United States, with members dedicated to the advancement of professionalism in real…”

Source: RevenueBase Database · checked Sep 19, 2026
15Partial evidenceMilano, ItalyHQ checked Sep 19, 2026201-500363 contacts →

Partial evidence

“Nearly 6.800 firms located in the Provinces of Milan, Lodi, Pavia and Monza and Brianza are associated to Assolombarda, which is the largest territorial association of the entire…”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202651-200337 contacts →

Indirect evidence

“Representing 300 firms, we’re a centre of trust, expertise, and collaboration at the heart of financial services.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceSao Paulo, BrazilHQ checked Sep 19, 20261,001-5,000304 contacts →

Indirect evidence

“A Rede Construir é uma rede associativa do ramo do varejo de material de construção, que busca através da união de iniciativas, troca de experiências e boas práticas…”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceBelo Horizonte, BrazilHQ checked Sep 19, 2026201-500299 contacts →

Indirect evidence

“A CDL/BH - Câmara de Dirigentes Lojistas de Belo Horizonte, é uma entidade de classe sem fins econômicos, filiação política, partidária ou religiosa que tem como missão servir…”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceMadrid, SpainHQ checked Sep 19, 202651-200287 contacts →

Indirect evidence

“La Confederación de Organizaciones Empresariales es una entidad privada sin ánimo de lucro, cuyo fin primordial es la defensa y representación de los intereses empresariales ante…”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 19, 2026n/a254 contacts →

Indirect evidence

“Our mission is to strengthen architectural firms that add value to client and society on promising markets.”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceRome, ItalyHQ checked Sep 19, 2026201-500251 contacts →

Indirect evidence

“L’Associazione Bancaria Italiana è una associazione volontaria senza finalità di lucro che opera per promuovere la conoscenza e la coscienza dei valori sociali e dei comportamenti…”

Source: RevenueBase Database · checked Sep 19, 2026
22Partial evidenceWashington, DC, United StatesHQ checked Sep 19, 2026n/a231 contacts →

Partial evidence

“The Direct Selling Association (DSA) is the U.S.”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidencePorto Alegre, BrazilHQ checked Sep 19, 202651-200216 contacts →

Indirect evidence

“A CDL Porto Alegre nasceu das necessidades de trocas de informações entre os lojistas e de ações de defesa de seus interesses visando o contínuo aprimoramento empresarial.”

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 19, 202651-200214 contacts →

Indirect evidence

“SIFMA is the voice of the nation’s securities industry, bringing together the shared interests of hundreds of broker-dealers, investment banks and asset managers.”

Source: RevenueBase Database · checked Sep 19, 2026
25Indirect evidenceWoerden, NetherlandsHQ checked Sep 19, 202651-200211 contacts →

Indirect evidence

“De MBO Raad behartigt de gemeenschappelijke belangen van de aangesloten leden, biedt diensten aan en onderneemt gezamenlijke activiteiten die samenhangen met deze…”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 2,562 trade associations worldwide

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Trade associations worldwide at a glance

As of Sep 19, 2026
23.1%Verified-email coverage
16.1Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
1,532
11-50
628
51-200
225
201-500
95
501-1,000
31
1,001-5,000
27
5,001-10,000
3
10001+
11

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 trade associations, 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
13 countries, largest first: the United States, Italy, Brazil, France, Germany, the United Kingdom, Spain, Canada, the Netherlands, Australia and 3 more. Country and city lists for trade associations are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “trade associations”. 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 trade associations), 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 trade associations, 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, 9,503 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 19, 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.

Trade associations by location

13 lists · largest first

Every Trade associations 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 trade associations, 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 trade associations are there worldwide?

RevenueBase identified 2,562 trade associations 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?

National Association Of Realtors, headquartered in Chicago, tops this list with the largest team on record.

Which country has the most trade associations?

The United States leads with 931 companies, followed by Italy (288) and Brazil (269). Every trade associations list by country and city is linked on this page.

Which city has the most trade associations?

London leads with 55 headquartered companies, followed by Sao Paulo (55) and Washington (53).

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 9,503 verified decision-maker contacts tracked across these 2,562 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 19, 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.