Company lists · Data refreshed September 2026

Top 25 Conference organizers worldwide

Name: Conference organizers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 18,780 companies tracked

RevenueBase identified 18,780 company matches for conference organizers worldwide as of September 2026 and tracks 111,160 professional contacts across them, including 22,783 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for 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 September 19, 2026. Country and city lists for 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 Sep 19, 2026 How this list was built

18,780Companies

111,160Contacts tracked

22,783Verified emails

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The 25 largest conference organizers worldwide

Ranked by team size

Top 25 of 18,780 company matches for conference organizers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Helmsbriscoe	Exact match	Scottsdale, AZ, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,679 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 · Sep 19, 2026 · View company records in RevenueBase
2	Gaylord Hotels	Exact match	Bethesda, MD, United StatesHQ recorded Sep 19, 2026	5,001-10,000	1,460 contacts →
	Exact match “Bringing people together is what we do best.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	WEB Summit	Exact match	Dublin, IrelandHQ recorded Sep 19, 2026	201-500	694 contacts →
	Exact match “In the years since 2009, Web Summit has grown from a 150-person conference in Dublin to a global event series gathering more than attendees every year from all over the world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	RAI Amsterdam	Exact match	Amsterdam, NetherlandsHQ recorded Sep 19, 2026	201-500	691 contacts →
	Exact match “Let's (re-)connect and talk about your business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Conferencedirect	Exact match	Folsom, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	664 contacts →
	Exact match “ConferenceDirect is your global partner for meetings and events.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Royal Dutch Jaarbeurs	Exact match	Utrecht, NetherlandsHQ recorded Sep 19, 2026	501-1,000	436 contacts →
	Exact match “Royal Dutch Jaarbeurs – We Are Live.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Shepard	Exact match	Atlanta, TX, United StatesHQ recorded Sep 19, 2026	501-1,000	410 contacts →
	Exact match “Shepard is a nationwide event production company with a rich legacy dating back to 1905.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	PRA Business Events	Exact match	Chicago, IL, United StatesHQ recorded Sep 19, 2026	201-500	405 contacts →
	Exact match “At PRA, we don’t just execute-we imagine what’s next.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Meetings & Incentives Worldwide, INC	Exact match	Caledonia, WI, United StatesHQ recorded Sep 19, 2026	201-500	370 contacts →
	Exact match “M & IW is a women-owned event agency specializing in planning meetings, conferences, and incentives of all scales worldwide.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Kenes Group	Exact match	Geneva, SwitzerlandHQ recorded Sep 19, 2026	201-500	357 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 · Sep 19, 2026 · View company records in RevenueBase
11	Grupo Viva Eventos	Exact match	Juiz De Fora, BrazilHQ recorded Sep 19, 2026	201-500	340 contacts →
	Exact match “Empresa que trabalha com cerimonial, buffet e salões de eventos” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Buffet	Exact match	Ribeirão Preto, BrazilHQ recorded Sep 19, 2026	n/a	319 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 · Sep 19, 2026 · View company records in RevenueBase
13	Grupa MTP	Exact match	Poznan, PolandHQ recorded Sep 19, 2026	201-500	314 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 · Sep 19, 2026 · View company records in RevenueBase
14	Encore Apac	Exact match	Rydalmere, AustraliaHQ recorded Sep 19, 2026	501-1,000	312 contacts →
	Exact match “Encore is a global network of experts in event design, technology, service, and execution.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Hyatt Regency Chicago	Exact match	Chicago, IL, United StatesHQ recorded Sep 19, 2026	201-500	298 contacts →
	Exact match “The largest hotel in Chicago, Hyatt Regency Chicago offers square feet of space in a variety of venue types to accommodate any event.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Enterprise Events Group	Exact match	San Rafael, CA, United StatesHQ recorded Sep 19, 2026	201-500	283 contacts →
	Exact match “Since 1995, Enterprise Events Group (EEG) has done one thing exceptionally well: provide full-service, world-class global event management to Fortune 500 clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	ADD	Exact match	Riyadh, Saudi ArabiaHQ recorded Sep 19, 2026	51-200	280 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 · Sep 19, 2026 · View company records in RevenueBase
18	Opal Group	Exact match	New York, NY, United StatesHQ recorded Sep 19, 2026	51-200	263 contacts →
	Exact match “Opal Group organizes premier conferences catered to top executives and decision makers throughout various industries.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Blink Experience	Exact match	Riyadh, Saudi ArabiaHQ recorded Sep 19, 2026	51-200	258 contacts →
	Exact match “Blink Experience is a specialized agency in producing and managing memorable corporate and public events.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	etc.venues	Exact match	London, United KingdomHQ recorded Sep 19, 2026	201-500	255 contacts →
	Exact match “etc.venues is a contemporary hospitality brand that operates a network of venues designed to serve meetings, corporate trainings, and small conferences.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Embrase	Exact match	Westmount, QC, CanadaHQ recorded Sep 19, 2026	n/a	252 contacts →
	Exact match “We're the company behind Startupfest, FWD50, Scaletech, Resolve, Pandemonio and the Elevator World Tour.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	ICOM	Exact match	Alexandria, EgyptHQ recorded Sep 19, 2026	n/a	242 contacts →
	Exact match “ICOM is a globally integrated medical, educational, association, communications and event management Company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Best WAY Events	Exact match	Madrid, SpainHQ recorded Sep 19, 2026	n/a	223 contacts →
	Exact match “Donde los eventos toman vida y la imagen lo es todo.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Clarion Events Inc.	Exact match	Shelton, CT, United StatesHQ recorded Sep 19, 2026	201-500	221 contacts →
	Exact match “Based in Shelton, CT, Clarion Events North America is one of the fastest growing and more diverse event organizers in the United States.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Benchmark	Exact match	Jeddah, Saudi ArabiaHQ recorded Sep 19, 2026	51-200	216 contacts →
	Exact match “PASSION AND COMMITMENT FOR EXCELLENCE Benchmark, founded in by Mr.” Recorded in the RevenueBase company graph · Sep 19, 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 “conference organizers”. 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 18,780 conference organizers worldwide

See the full list, filter by size, metro and specialty, and access 22,783 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Conference organizers worldwide at a glance

As of Sep 19, 2026

20.5%Verified-email coverage

5.9Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

12,665

11-50

4,661

51-200

997

201-500

247

501-1,000

1,001-5,000

5,001-10,000

10001+

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 conference organizers are linked below.
What qualifies: Company records worldwide whose business descriptions match “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 22,783 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 19, 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.

Conference organizers by location

75 lists · largest first

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

How many conference organizers are there worldwide?

RevenueBase identified 18,780 company matches for conference organizers 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?

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

Which country has the most conference organizers?

The United States leads with 3,153 companies, followed by India (1,676) and the United Kingdom (1,051). Every conference organizers list by country and city is linked on this page.

Which city has the most conference organizers?

London leads with 301 company records, followed by Dubai (256) and Sao Paulo (192).

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 22,783 professional contacts with verified work emails tracked across these 18,780 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 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 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.