Company lists · Data refreshed November 2026

Top 25 Professional association conference organizers worldwide

RevenueBase identified 11,444 company matches for professional association conference organizers worldwide as of November 2026 and tracks 84,454 professional contacts across them, including 17,888 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for professional association conference organizers 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 November 6, 2026. Country and city lists for professional association conference organizers 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
11,444Companies
84,454Contacts tracked
17,888Verified emails
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The 25 largest professional association conference organizers worldwide

Ranked by team size
Top 25 of 11,444 company matches for professional association conference organizers worldwide, 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 matchScottsdale, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,738 contacts →

Exact match

“HelmsBriscoe streamlines the meeting planning process by managing the time-consuming task of researching, contacting, and evaluating venues for your organization’s events.”

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 matchWashington, DC, United StatesHQ recorded Nov 6, 2026n/a1,021 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchEdmotnon, AB, CanadaHQ recorded Nov 6, 2026n/a975 contacts →

Exact match

“The Canadian Organization of Campus Activities, better known by its acronym COCA, repre-sents more than 60 post-secondary institutions from Vancouver to St.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchFolsom, CA, United StatesHQ recorded Nov 6, 2026501-1,000698 contacts →

Exact match

“ConferenceDirect is your global partner for meetings and events.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact 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
9Exact matchVienna, VA, United StatesHQ recorded Nov 6, 2026n/a490 contacts →

Exact match

“The Construction Management Association of America (CMAA) is North America’s only organization dedicated exclusively to the interests of professional Construction and Program…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026501-1,000436 contacts →

Exact match

“Shepard is a nationwide event production company with a rich legacy dating back to 1905.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026201-500412 contacts →

Exact match

“At PRA, we don’t just execute-we imagine what’s next.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchGeneva, SwitzerlandHQ recorded Nov 6, 2026201-500377 contacts →

Exact match

“Our Mission To be the world’s leading facilitator of meetings for the global exchange of professional knowledge in medical, scientific, and other professions, based on our core…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRibeirão Preto, BrazilHQ recorded Nov 6, 2026n/a330 contacts →

Exact match

“Possuímos uma equipe especializada capaz de compreender e transformar suas ideias em grandes realizações, proporcionando um evento incrível e lembrado por todos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHunt Valley, MD, United StatesHQ recorded Nov 6, 2026501-1,000324 contacts →

Exact match

“Media Star Promotions’ agency experience spans more than three decades specializing in brand strategy, but we don’t stop there.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPoznan, PolandHQ recorded Nov 6, 2026201-500324 contacts →

Exact match

“Wierzymy w potęgę spotkań, dlatego organizujemy je od ponad 100 lat, skupiając ludzi z całego świata.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRydalmere, AustraliaHQ recorded Nov 6, 2026501-1,000317 contacts →

Exact match

“Encore is a global network of experts in event design, technology, service, and execution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchStockholm, SwedenHQ recorded Nov 6, 202651-200307 contacts →

Exact match

“FAR är branschorganisation för redovisningskonsulter, revisorer och rådgivare.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-200296 contacts →

Exact match

“شركة وطنية رائدة بصناعة وإدارة وتنظيم الفعاليات والمؤتمرات، تقدم خدمات متكاملة في إعداد وتنظيم المعارض والمؤتمرات والمهرجانات وفعاليات الشركات، استطاعت خلال فترة العشر سنوات…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-200265 contacts →

Exact match

“Blink Experience is a specialized agency in producing and managing memorable corporate and public events.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 2026n/a261 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 202651-200255 contacts →

Exact match

“The Global Business Travel Association (GBTA) is the world’s premier business travel and meetings organization headquartered in the Washington, D.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMarket Harborough, United KingdomHQ recorded Nov 6, 2026n/a253 contacts →

Exact match

“The Meetings Industry Association (MIA) is the body for setting and accrediting standards in the meetings industry, they are the owners and keepers of MIA Accredited, an industry…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAlexandria, EgyptHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“ICOM Group is an international group delivering integrated solutions across Events Management, Health Innovation & Medical Projects, Association Management, E-Learning &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMadrid, SpainHQ recorded Nov 6, 2026n/a228 contacts →

Exact match

“Donde los eventos toman vida y la imagen lo es todo.”

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

Showing 25 of 11,444 professional association conference organizers worldwide

See the full list, filter by size, metro and specialty, and access 17,888 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional association conference organizers worldwide at a glance

As of Nov 6, 2026
21.2%Verified-email coverage
7.4Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
7,506
11-50
2,903
51-200
653
201-500
167
501-1,000
64
1,001-5,000
39
5,001-10,000
9
10001+
19

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 association conference organizers are linked below.
What qualifies
Company records worldwide whose business descriptions match “professional association conference organizers” 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 17,888 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.

Professional association conference organizers by location

70 lists · largest first

Every Professional association conference organizers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 association conference organizers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional association conference organizers are there worldwide?

RevenueBase identified 11,444 company matches for professional association conference organizers worldwide 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?

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

Which country has the most professional association conference organizers?

The United States leads with 2,254 companies, followed by India (832) and the United Kingdom (594). Every professional association conference organizers list by country and city is linked on this page.

Which city has the most professional association conference organizers?

London leads with 168 company records, followed by Dubai (132) and New York (115).

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 17,888 professional contacts with verified work emails tracked across these 11,444 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.