Company lists · Data refreshed September 2026
Top 25 Professional associations worldwide
RevenueBase identified 5,499 company matches for professional associations worldwide as of September 2026 and tracks 98,796 professional contacts across them, including 17,468 with verified work emails. The United States is the largest market and Paris the largest hub.
This list covers company matches for professional associations worldwide, 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 20, 2026. Country and city lists for professional associations follow the table.
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.
The 25 largest professional associations worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,273 contacts → | ||||
Exact match “Fundada em 1932, a OAB SP nasceu para apoiar e defender os advogados e advogadas paulistas.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 1,870 contacts → | ||||
Exact match “We work with doctors, physician associates (PAs), anaesthesia associates (AAs), those they care for and other stakeholders to support good, safe patient care across the UK.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 1,371 contacts → | ||||
Exact match “Chartered Accountants Australia and New Zealand represents more than financial professionals, supporting them to make a difference to the businesses, organisations and communities…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 1,240 contacts → | ||||
Exact match “Our core services to members include education, training, technical support and advocacy.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 1,154 contacts → | ||||
Exact match “The not-for-profit American Dental Association (ADA) is America's leading advocate for oral health.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 1,036 contacts → | ||||
Exact match “Established in 1996, Health Care Compliance Association® (HCCA)® supports healthcare compliance professionals as part of the overarching mission of SCCE & HCCA, a professional…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 960 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 786 contacts → | ||||
Exact match “The Medical Protection Society Limited (“MPS”) is the world’s leading protection organisation for doctors, dentists and healthcare professionals.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 737 contacts → | ||||
Exact match “We protect the public.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 666 contacts → | ||||
Exact match “Professional Photographers of America (PPA) is the world's largest nonprofit association serving professional photographers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 648 contacts → | ||||
Exact match “Essa é a página oficial da OAB/RS.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 631 contacts → | ||||
Exact match “Avant Mutual is Australia's leading doctors’ mutual.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 611 contacts → | ||||
Exact match “Türkiye Noterler Birliği, Anayasanın 135.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 598 contacts → | ||||
Exact match “El Ilustre Colegio de Abogados de Barcelona (ICAB) es una institución que trabaja para defender la profesión de abogado y la promoción de la imagen de la abogacía dentro de la…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 572 contacts → | ||||
Exact match “Our vision: Advancing learning for specialist physicians to deliver the best health care for all.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 552 contacts → | ||||
Exact match “MDRT (Million Dollar Round Table), The Premier Association of Financial Professionals®, is a global, independent association of the world's leading life insurance and financial…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 543 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 520 contacts → | ||||
Exact match “Perfil oficial da OABRJ Advocacia valorizada, cidadania respeitada.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 511 contacts → | ||||
Exact match “At Doctors of BC, we make a meaningful difference in improving health care for British Columbians by working alongside our physician members to achieve quality patient care…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 506 contacts → | ||||
Exact match “The Brazilian Bar Association (OAB) was created in 1930, by virtue of a presidential decree, to assist the attorney class.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 492 contacts → | ||||
Exact match “The AVMA is the nation’s leading advocate for the veterinary profession.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 491 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 488 contacts → | ||||
Exact match “A Ordem dos Advogados é a associação pública representativa dos profissionais que exercem a advocacia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 475 contacts → | ||||
Exact match “V & VN staat voor Verpleegkundigen & Verzorgenden Nederland.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 449 contacts → | ||||
Exact match “Ordre français des avocats du barreau de Bruxelles” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “professional associations”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 5,499 professional associations worldwide
See the full list, filter by size, metro and specialty, and access 17,468 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Professional associations worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for professional associations are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “professional associations” 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. 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 17,468 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 20, 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.
Professional associations by location
19 lists · largest firstEvery Professional associations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Professional associations based in the United States1,494
- Professional associations based in France346
- Professional associations based in Canada251
- Professional associations based in Italy250
- Professional associations based in Spain242
- Professional associations based in Brazil227
- Professional associations based in Australia201
- Professional associations based in the United Kingdom184
- Professional associations based in Germany167
- Professional associations based in the Netherlands133
- Professional associations based in Switzerland122
- Professional associations based in Argentina105
- Professional associations based in Belgium71
- Professional associations based in South Africa41
- Professional associations based in Sweden34
- Professional associations based in Portugal31
Cities
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 associations”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many professional associations are there worldwide?
RevenueBase identified 5,499 company matches for professional associations worldwide 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?
OAB SP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most professional associations?
The United States leads with 1,494 companies, followed by France (346) and Canada (251). Every professional associations list by country and city is linked on this page.
Which city has the most professional associations?
Paris leads with 140 company records, followed by London (74) and Madrid (60).
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 17,468 professional contacts with verified work emails tracked across these 5,499 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,499 professional associations worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 professional associations worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,499 matching company records for professional associations worldwide, with 98,796 tracked contacts and 17,468 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional associations worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  OAB SPoabsp.org.brHQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 5,273 contacts → |
“Fundada em 1932, a OAB SP nasceu para apoiar e defender os advogados e advogadas paulistas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | General Medical Councilgmc-uk.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,870 contacts → |
“We work with doctors, physician associates (PAs), anaesthesia associates (AAs), those they care for and other stakeholders to support good, safe patient care across the UK.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Chartered Accountants Australia And NEW Zealandcharteredaccountantsanz.comHQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 1,371 contacts → |
“Chartered Accountants Australia and New Zealand represents more than financial professionals, supporting them to make a difference to the businesses, organisations and communities…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | CPA Australiacpaaustralia.com.au HQ: Southbank, AustraliaReported employees: 201-500 | Southbank, Australia | 201-500 | Exact match | 1,240 contacts → |
“Our core services to members include education, training, technical support and advocacy.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  American Dental Associationada.orgHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 1,154 contacts → |
“The not-for-profit American Dental Association (ADA) is America's leading advocate for oral health.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Health Care Compliance Association Hccahcca-info.orgHQ: Eden Prairie, MN, United StatesReported employees: Not recorded | Eden Prairie, MN, United States | Not recorded | Exact match | 1,036 contacts → |
“Established in 1996, Health Care Compliance Association® (HCCA)® supports healthcare compliance professionals as part of the overarching mission of SCCE & HCCA, a professional…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Washington, DC, United StatesReported employees: Not recorded | Washington, DC, United States | Not recorded | Exact match | 960 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Medical Protection Societymedicalprotection.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 786 contacts → |
“The Medical Protection Society Limited (“MPS”) is the world’s leading protection organisation for doctors, dentists and healthcare professionals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | CPA Ontariocpaontario.ca HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 737 contacts → |
“We protect the public.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Atlanta, GA, United StatesReported employees: Not recorded | Atlanta, GA, United States | Not recorded | Exact match | 666 contacts → |
“Professional Photographers of America (PPA) is the world's largest nonprofit association serving professional photographers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | OAB RSoabrs.org.br HQ: Porto Alegre, BrazilReported employees: 501-1,000 | Porto Alegre, Brazil | 501-1,000 | Exact match | 648 contacts → |
“Essa é a página oficial da OAB/RS.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Avant Mutualavant.org.au HQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 631 contacts → |
“Avant Mutual is Australia's leading doctors’ mutual.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Turkiye Noterler Birligitnb.org.tr HQ: Çankaya, TürkiyeReported employees: 201-500 | Çankaya, Türkiye | 201-500 | Exact match | 611 contacts → |
“Türkiye Noterler Birliği, Anayasanın 135.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 598 contacts → |
“El Ilustre Colegio de Abogados de Barcelona (ICAB) es una institución que trabaja para defender la profesión de abogado y la promoción de la imagen de la abogacía dentro de la…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Royal College Of Physicians And Surgeons Of Canadaroyalcollege.ca HQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 572 contacts → |
“Our vision: Advancing learning for specialist physicians to deliver the best health care for all.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | MDRTmdrt.org HQ: Park Ridge, IL, United StatesReported employees: 51-200 | Park Ridge, IL, United States | 51-200 | Exact match | 552 contacts → |
“MDRT (Million Dollar Round Table), The Premier Association of Financial Professionals®, is a global, independent association of the world's leading life insurance and financial…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Executive Director, INCexecinc.comHQ: Milwaukee, WI, United StatesReported employees: 201-500 | Milwaukee, WI, United States | 201-500 | Exact match | 543 contacts → |
“EDI is a top company in association management, providing professional services for national and international medical, certification, and scientific associations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | OABRJoabrj.org.br HQ: Rio De Janeiro, BrazilReported employees: 501-1,000 | Rio De Janeiro, Brazil | 501-1,000 | Exact match | 520 contacts → |
“Perfil oficial da OABRJ Advocacia valorizada, cidadania respeitada.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Doctors Of BCdoctorsofbc.ca HQ: Vancouver, CanadaReported employees: 201-500 | Vancouver, Canada | 201-500 | Exact match | 511 contacts → |
“At Doctors of BC, we make a meaningful difference in improving health care for British Columbians by working alongside our physician members to achieve quality patient care…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | OAB BAoab-ba.org.br HQ: Salvador, BrazilReported employees: 10001+ | Salvador, Brazil | 10001+ | Exact match | 506 contacts → |
“The Brazilian Bar Association (OAB) was created in 1930, by virtue of a presidential decree, to assist the attorney class.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Schaumburg, IL, United StatesReported employees: 51-200 | Schaumburg, IL, United States | 51-200 | Exact match | 492 contacts → |
“The AVMA is the nation’s leading advocate for the veterinary profession.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 491 contacts → |
“PRSA is where communicators stay ahead of what's actually landing on our desks: AI, crisis, misinformation, and reputation management.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 488 contacts → |
“A Ordem dos Advogados é a associação pública representativa dos profissionais que exercem a advocacia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Utrecht, NetherlandsReported employees: 51-200 | Utrecht, Netherlands | 51-200 | Exact match | 475 contacts → |
“V & VN staat voor Verpleegkundigen & Verzorgenden Nederland.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Barreau DE Bruxellesbarreaudebruxelles.be HQ: Bruxelles, BelgiumReported employees: Not recorded | Bruxelles, Belgium | Not recorded | Exact match | 449 contacts → |
“Ordre français des avocats du barreau de Bruxelles” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,499 company matches
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Professional associations: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,476 records in the displayed employee bands.
23 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,499 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Professional associations by location
19 lists · largest firstEvery Professional associations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Professional associations based in the United States1,494
- Professional associations based in France346
- Professional associations based in Canada251
- Professional associations based in Italy250
- Professional associations based in Spain242
- Professional associations based in Brazil227
- Professional associations based in Australia201
- Professional associations based in the United Kingdom184
- Professional associations based in Germany167
- Professional associations based in the Netherlands133
- Professional associations based in Switzerland122
- Professional associations based in Argentina105
- Professional associations based in Belgium71
- Professional associations based in South Africa41
- Professional associations based in Sweden34
- Professional associations based in Portugal31
Cities
Questions about this company list
What does Exact match mean for professional associations?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional associations did RevenueBase find worldwide?
The saved snapshot records 5,499 matching company records, 98,796 tracked contacts and 17,468 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 professional associations worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/professional-associations.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 professional associations worldwide
RevenueBase records 5,499 matching company records for professional associations worldwide, with 98,796 tracked contacts and 17,468 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional associations worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | OAB SPoabsp.org.br HQ: São Paulo, BrazilReported employees: 1,001-5,000 | São Paulo, Brazil | 1,001-5,000 | Exact match | 5,273 contacts → |
“Fundada em 1932, a OAB SP nasceu para apoiar e defender os advogados e advogadas paulistas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | General Medical Councilgmc-uk.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,870 contacts → |
“We work with doctors, physician associates (PAs), anaesthesia associates (AAs), those they care for and other stakeholders to support good, safe patient care across the UK.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Chartered Accountants Australia And NEW Zealandcharteredaccountantsanz.com HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 1,371 contacts → |
“Chartered Accountants Australia and New Zealand represents more than financial professionals, supporting them to make a difference to the businesses, organisations and communities…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | CPA Australiacpaaustralia.com.au HQ: Southbank, AustraliaReported employees: 201-500 | Southbank, Australia | 201-500 | Exact match | 1,240 contacts → |
“Our core services to members include education, training, technical support and advocacy.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | American Dental Associationada.org HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 1,154 contacts → |
“The not-for-profit American Dental Association (ADA) is America's leading advocate for oral health.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Health Care Compliance Association Hccahcca-info.org HQ: Eden Prairie, MN, United StatesReported employees: Not recorded | Eden Prairie, MN, United States | Not recorded | Exact match | 1,036 contacts → |
“Established in 1996, Health Care Compliance Association® (HCCA)® supports healthcare compliance professionals as part of the overarching mission of SCCE & HCCA, a professional…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Washington, DC, United StatesReported employees: Not recorded | Washington, DC, United States | Not recorded | Exact match | 960 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Medical Protection Societymedicalprotection.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 786 contacts → |
“The Medical Protection Society Limited (“MPS”) is the world’s leading protection organisation for doctors, dentists and healthcare professionals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | CPA Ontariocpaontario.ca HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 737 contacts → |
“We protect the public.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Atlanta, GA, United StatesReported employees: Not recorded | Atlanta, GA, United States | Not recorded | Exact match | 666 contacts → |
“Professional Photographers of America (PPA) is the world's largest nonprofit association serving professional photographers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | OAB RSoabrs.org.br HQ: Porto Alegre, BrazilReported employees: 501-1,000 | Porto Alegre, Brazil | 501-1,000 | Exact match | 648 contacts → |
“Essa é a página oficial da OAB/RS.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Avant Mutualavant.org.au HQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 631 contacts → |
“Avant Mutual is Australia's leading doctors’ mutual.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Turkiye Noterler Birligitnb.org.tr HQ: Çankaya, TürkiyeReported employees: 201-500 | Çankaya, Türkiye | 201-500 | Exact match | 611 contacts → |
“Türkiye Noterler Birliği, Anayasanın 135.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 598 contacts → |
“El Ilustre Colegio de Abogados de Barcelona (ICAB) es una institución que trabaja para defender la profesión de abogado y la promoción de la imagen de la abogacía dentro de la…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Royal College Of Physicians And Surgeons Of Canadaroyalcollege.ca HQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 572 contacts → |
“Our vision: Advancing learning for specialist physicians to deliver the best health care for all.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | MDRTmdrt.org HQ: Park Ridge, IL, United StatesReported employees: 51-200 | Park Ridge, IL, United States | 51-200 | Exact match | 552 contacts → |
“MDRT (Million Dollar Round Table), The Premier Association of Financial Professionals®, is a global, independent association of the world's leading life insurance and financial…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Executive Director, INCexecinc.com HQ: Milwaukee, WI, United StatesReported employees: 201-500 | Milwaukee, WI, United States | 201-500 | Exact match | 543 contacts → |
“EDI is a top company in association management, providing professional services for national and international medical, certification, and scientific associations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | OABRJoabrj.org.br HQ: Rio De Janeiro, BrazilReported employees: 501-1,000 | Rio De Janeiro, Brazil | 501-1,000 | Exact match | 520 contacts → |
“Perfil oficial da OABRJ Advocacia valorizada, cidadania respeitada.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Doctors Of BCdoctorsofbc.ca HQ: Vancouver, CanadaReported employees: 201-500 | Vancouver, Canada | 201-500 | Exact match | 511 contacts → |
“At Doctors of BC, we make a meaningful difference in improving health care for British Columbians by working alongside our physician members to achieve quality patient care…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | OAB BAoab-ba.org.br HQ: Salvador, BrazilReported employees: 10001+ | Salvador, Brazil | 10001+ | Exact match | 506 contacts → |
“The Brazilian Bar Association (OAB) was created in 1930, by virtue of a presidential decree, to assist the attorney class.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Schaumburg, IL, United StatesReported employees: 51-200 | Schaumburg, IL, United States | 51-200 | Exact match | 492 contacts → |
“The AVMA is the nation’s leading advocate for the veterinary profession.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 491 contacts → |
“PRSA is where communicators stay ahead of what's actually landing on our desks: AI, crisis, misinformation, and reputation management.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 488 contacts → |
“A Ordem dos Advogados é a associação pública representativa dos profissionais que exercem a advocacia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Utrecht, NetherlandsReported employees: 51-200 | Utrecht, Netherlands | 51-200 | Exact match | 475 contacts → |
“V & VN staat voor Verpleegkundigen & Verzorgenden Nederland.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Barreau DE Bruxellesbarreaudebruxelles.be HQ: Bruxelles, BelgiumReported employees: Not recorded | Bruxelles, Belgium | Not recorded | Exact match | 449 contacts → |
“Ordre français des avocats du barreau de Bruxelles” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,499 company matches
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Professional associations: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,476 records in the displayed employee bands.
23 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,499 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Professional associations by location
19 lists · largest firstEvery Professional associations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Professional associations based in the United States1,494
- Professional associations based in France346
- Professional associations based in Canada251
- Professional associations based in Italy250
- Professional associations based in Spain242
- Professional associations based in Brazil227
- Professional associations based in Australia201
- Professional associations based in the United Kingdom184
- Professional associations based in Germany167
- Professional associations based in the Netherlands133
- Professional associations based in Switzerland122
- Professional associations based in Argentina105
- Professional associations based in Belgium71
- Professional associations based in South Africa41
- Professional associations based in Sweden34
- Professional associations based in Portugal31
Cities
Questions about this company list
What does Exact match mean for professional associations?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional associations did RevenueBase find worldwide?
The saved snapshot records 5,499 matching company records, 98,796 tracked contacts and 17,468 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
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Cite this list
RevenueBase Data Team. Top 25 professional associations worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/professional-associations.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗