Company lists · Data refreshed November 2026

Top 25 Professional association event services worldwide

Name: Professional association event services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 16,814 companies tracked

RevenueBase identified 16,814 company matches for professional association event services worldwide as of November 2026 and tracks 112,281 professional contacts across them, including 23,502 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for professional association event services 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 event services 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

16,814Companies

112,281Contacts tracked

23,502Verified emails

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The 25 largest professional association event services worldwide

Ranked by team size

Top 25 of 16,814 company matches for professional association event services 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Event Organizers	Exact match	San Francisco \| Stockholm, United StatesHQ recorded Nov 6, 2026	n/a	1,991 contacts →
	Exact match “EVENT ORGANIZERS LLC is an event planning, design, production, management and marketing company with offices in San Francisco and Stockholm, Sweden.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Helmsbriscoe	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,738 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
3	Meeting Professionals International	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	n/a	1,113 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
4	Associated Builders And Contractors	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	n/a	1,021 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
5	COCA	Exact match	Edmotnon, AB, CanadaHQ recorded Nov 6, 2026	n/a	975 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
6	Smithbucklin	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	501-1,000	754 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
7	Conferencedirect	Exact match	Folsom, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	698 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
8	DOC Servizi	Exact match	Verona, ItalyHQ recorded Nov 6, 2026	5,001-10,000	631 contacts →
	Exact match “Doc Servizi unisce tutti coloro che condividono l'amore per l'arte, lo spettacolo, la cultura, il benessere e la conoscenza.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Executive Director, INC	Exact match	Milwaukee, WI, United StatesHQ recorded Nov 6, 2026	201-500	549 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
10	Event 360	Exact match	Parker, CO, United StatesHQ recorded Nov 6, 2026	51-200	547 contacts →
	Exact match “The Event 360 Difference From logistics to execution, coaching to communications, we’re the peer-to-peer fundraising event production company that does it all, so you can focus…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Public Relations Society Of America Prsa	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	n/a	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 · Nov 6, 2026 · View company records in RevenueBase
12	Shepard	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	501-1,000	436 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
13	High Society	Exact match	London, United KingdomHQ recorded Nov 6, 2026	501-1,000	418 contacts →
	Exact match “High Society provides hand-selected staff to the events industry – all trained to the very highest level, and all extremely reliable, genuinely personable and immaculately…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	PRA Business Events	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	201-500	412 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
15	Naylor Association Solutions Naylor, LLC	Exact match	Mclean, MB, United StatesHQ recorded Nov 6, 2026	201-500	394 contacts →
	Exact match “Naylor Association Solutions empowers associations to achieve success through innovative association tools and services for strengthening member engagement and increasing non-dues…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Kenes Group	Exact match	Geneva, SwitzerlandHQ recorded Nov 6, 2026	201-500	377 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
17	Buffet	Exact match	Ribeirão Preto, BrazilHQ recorded Nov 6, 2026	n/a	330 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
18	Media Star Promotions	Exact match	Hunt Valley, MD, United StatesHQ recorded Nov 6, 2026	501-1,000	324 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
19	Encore Apac	Exact match	Rydalmere, AustraliaHQ recorded Nov 6, 2026	501-1,000	317 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
20	FAR	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	51-200	307 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
21	Enterprise Events Group	Exact match	San Rafael, CA, United StatesHQ recorded Nov 6, 2026	201-500	302 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 · Nov 6, 2026 · View company records in RevenueBase
22	ADD	Exact match	Riyadh, Saudi ArabiaHQ recorded Nov 6, 2026	51-200	296 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
23	NASPA	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	51-200	267 contacts →
	Exact match “NASPA is the leading association for the advancement, health, and sustainability of the student affairs profession.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	BBW International Event Staff	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	267 contacts →
	Exact match “For over 30 years event and conference managers have counted on us up front to provide event professionals for in-person events to hosts and moderators for virtual events.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Blink Experience	Exact match	Riyadh, Saudi ArabiaHQ recorded Nov 6, 2026	51-200	265 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

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 association event services”. 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 16,814 professional association event services worldwide

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Professional association event services worldwide at a glance

As of Nov 6, 2026

20.9%Verified-email coverage

6.7Average contacts per company

1-10Median size (employees)

1.5%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11,333

11-50

4,050

51-200

890

201-500

233

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 professional association event services are linked below.
What qualifies: Company records worldwide whose business descriptions match “professional association event services” 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 23,502 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 event services by location

89 lists · largest first

Every Professional association event services 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 event services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional association event services are there worldwide?

RevenueBase identified 16,814 company matches for professional association event services 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?

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

Which country has the most professional association event services?

The United States leads with 3,328 companies, followed by India (1,361) and France (957). Every professional association event services list by country and city is linked on this page.

Which city has the most professional association event services?

London leads with 257 company records, followed by Dubai (219) and New York (170).

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 23,502 professional contacts with verified work emails tracked across these 16,814 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.