Company lists · Data refreshed September 2026

Top 19 B2B event marketing agencies based in St. Louis, United States

Name: B2B event marketing agencies based in St. Louis, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 38 companies tracked

RevenueBase identified 38 company matches for B2B event marketing agencies associated with St. Louis, United States as of September 2026 and tracks 1,189 professional contacts across them, including 245 with verified work emails. Across the United States, New York is the largest hub for this category (416 companies); St. Louis has 38.

This list covers company matches for B2B event marketing agencies associated with St. Louis, United States, 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 30, 2026.

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 30, 2026 How this list was built

38Companies

1,189Contacts tracked

245Verified emails

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The 19 largest B2B event marketing agencies based in St. Louis, United States

Ranked by team size

Top 19 of 38 company matches for B2B event marketing agencies based in St. Louis, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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	ITC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	n/a	576 contacts →
	Exact match “Corporate meetings // Trade shows // Events // Exhibits.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Switch	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	51-200	208 contacts →
	Exact match “Switch is an award-winning, full-service creative agency + production house that connects creative with production to bring ideas to life as envisioned and deliver impactful…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Gorilla 76	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	52 contacts →
	Exact match “THE INDUSTRIAL MARKETING AGENCY.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	CPG Agency	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	51-200	49 contacts →
	Exact match “CPG Agency designs and produces immersive live experiences for some of the world’s most admired brands.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	GBG	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	44 contacts →
	Exact match “We're a B2B marketing agency that supports manufacturing, specialty construction, and professional service companies serving those sectors.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Contemporary Productions	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	41 contacts →
	Exact match “Was your last event unforgettable, or just well attended?” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Integrity	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	27 contacts →
	Exact match “Integrity, St Louis’ leading web marketing agency, is proud to announce the addition of The Kerry Group, a global leader in experiential event marketing for the automotive…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Evntiv	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	16 contacts →
	Exact match “Evntiv is a dynamic team of talented designers and producers dedicated to creating one-of-a-kind live and virtual event experiences.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	PRO Motion Experiential Marketing	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	16 contacts →
	Exact match “Designing Creative Brand Experiences That Drive Real Results, For Over 30 Years At Pro Motion, we don’t just plan events, we design experiences that move people.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Paramount Convention Services, INC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	51-200	15 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Adcraft, INC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	15 contacts →
	Exact match “Adcraft Inc is a full service, face-to-face marketing resource.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Xtreme Exhibits, INC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	14 contacts →
	Exact match “FAMILY OWNED AND OPERATED BY 3RD AND 4TH GENERATION EXHIBIT BUILDERS!” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	A.Companie Event Planning & Collaborative Design	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	1-10	6 contacts →
	Exact match “We believe that your event is not a one-size-fits-all experience, and we tailor our services to fit your unique needs.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	PRO Expo Exhibits	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	1-10	5 contacts →
	Exact match “We work one-on-one with clients to thoroughly understand their individual objectives, allowing us to develop solid strategies that achieve our client's marketing goals through…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	BIG Blue Spark	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	1-10	5 contacts →
	Exact match “When you’re ready to fire up your next event, partner with Big Blue Spark.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	Chi-Chi, LLC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	1-10	2 contacts →
	Exact match “Chi-Chi, LLC pronounced (She-She) is a full service corporate travel, promotional products and event planning company located in the heart of the Central West End in St.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Stacy Erker Event Strategy	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	1-10	2 contacts →
	Exact match “AN EXPERIENTIAL APPROACH TO EVENT DESIGN.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Ayden Activation Group	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	2 contacts →
	Exact match “Bring Your Brand To Life” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Gobusiness LLC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 30, 2026	11-50	1 contacts →
	Exact match “WHAT WE DO Inside Sales Utilize goBusiness on the front end of the sales cycle.” Recorded in the RevenueBase company graph · Sep 30, 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 “B2B event marketing agencies”. 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 19 of 38 B2B event marketing agencies based in St. Louis, United States

See the full list, filter by size, metro and specialty, and access 245 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B event marketing agencies based in St. Louis, United States at a glance

As of Sep 30, 2026

20.6%Verified-email coverage

31.3Average contacts per company

11-50Median size (employees)

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for St. Louis, so it is reported there. Company counts and contact totals on this page are exact for St. Louis, over 38 companies.

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.
What qualifies: Company records associated with St. Louis, United States whose business descriptions match “B2B event marketing agencies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 245 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 30, 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.

B2B event marketing agencies by metro in the United States

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 “B2B event marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B event marketing agencies are there based in St. Louis, United States?

RevenueBase identified 38 company matches for B2B event marketing agencies associated with St. Louis, United States 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?

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

Which city in the United States has the most B2B event marketing agencies?

New York leads the United States with 416 company records, followed by Los Angeles (239) and Chicago (185). St. Louis has 38.

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 245 professional contacts with verified work emails tracked across these 38 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 30, 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.