Company lists · Data refreshed September 2026
Top 25 Nonprofit event marketing agencies worldwide
RevenueBase identified 6,032 nonprofit event marketing agencies worldwide as of September 2026 and tracks 33,987 professional contacts across them, including 7,711 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers nonprofit event marketing agencies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026. Country and city lists for nonprofit event marketing agencies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 nonprofit event marketing agencies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 516 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 492 contacts → | ||||
Partial evidence “RKD Group is the trusted growth architect for nonprofits.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 342 contacts → | ||||
Indirect evidence “Our motto says it all: We Help People Who Help People.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 338 contacts → | ||||
Strong evidence “Assist Marketing is a leading nationwide event staffing & marketing services team, dedicated to serving our agency partners, brands and field staff.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 304 contacts → | ||||
Indirect evidence “Media Star Promotions’ agency experience spans more than three decades specializing in brand strategy, but we don’t stop there.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 242 contacts → | ||||
Partial evidence “Omniraise is a new marketing and fundraising agency working for some of the most high profile, blue-chip global NGOs across Asia.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 241 contacts → | ||||
Partial evidence “Welcome to Ice, The Brand Experience Agency that is redefining the landscape of event management.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 214 contacts → | ||||
Indirect evidence “Transforming Experiences, Empowering Brands!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 197 contacts → | ||||
Partial evidence “Nonprofit Organizations count on The Heritage Company for fundraising and outreach to donors, members and other constituents.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 195 contacts → | ||||
Strong evidence “At Boom, we develop cross-media strategic marketing and public relations for our clients that convince their target audience to solicit their business, attend their event or…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 170 contacts → | ||||
Partial evidence “Masterworks is a marketing and fundraising agency that helps Christian organizations of all shapes and sizes fully accomplish their missions in the world by providing a complete…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 161 contacts → | ||||
Partial evidence “Unbridled is an event management, production, and creative agency delivering intentionally crafted events through our customer-focused approach to creative design, attendee…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 159 contacts → | ||||
Strong evidence “As the nation’s leading agency specializing in event and association marketing, mdg, a Freeman company, delivers results.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 154 contacts → | ||||
Partial evidence “Industry Preferred Experiential Event Staffing & Services Since 1997!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 152 contacts → | ||||
Partial evidence “O'Brien Garrett is a comprehensive fundraising and communications company serving some of the nation's top nonprofits.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 137 contacts → | ||||
Indirect evidence “AGP partners with mission-driven organizations nationwide to strengthen donor engagement and support long-term, sustainable performance.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 135 contacts → | ||||
Indirect evidence “A Promova I.D.E.I.A.S.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 130 contacts → | ||||
Partial evidence “Principale agence française spécialisée dans le Marketing et la Communication des acteurs de l'Intérêt Général.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 126 contacts → | ||||
Partial evidence “Celebrating 25 Years Founded in 1998, The Syndicate is an independent entertainment marketing agency providing full-scale, integrated marketing programs from ideation through…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 113 contacts → | ||||
Strong evidence “Crawford Group is a marketing and events agency built for enterprise and mid-size companies that need to stay agile.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 109 contacts → | ||||
Strong evidence “In business since 1962, The Stelter Company is an integrated marketing agency that provides nonprofits with the insights and strategies needed to optimize revenue across the…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 108 contacts → | ||||
Partial evidence “GlobalGiving is a nonprofit that supports other community-led nonprofits by connecting them to donors and companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 105 contacts → | ||||
Partial evidence “Plan B is a full-service, B Corp-certified marketing agency with a talent for pushing boundaries and a passion for positive change.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 100 contacts → | ||||
Indirect evidence “Helena Riihitupa Oy on kiehtova kohtaamistoimisto, joka tarjoaa tapahtumatuotannon ja promootiopalveluiden lisäksi yksilölliset ratkaisut asiakassuhteiden hoitoon sekä tapahtumien…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 99 contacts → | ||||
Indirect evidence “Já são 25 anos de muito sucesso.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit event marketing agencies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names nonprofit event marketing agencies.
- Partial evidence
- Its own public description names part of nonprofit event marketing agencies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name nonprofit event marketing agencies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 6,032 nonprofit event marketing agencies worldwide
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Nonprofit event marketing agencies worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among nonprofit event marketing agencies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for nonprofit event marketing agencies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “nonprofit event marketing agencies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names nonprofit event marketing agencies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among nonprofit event marketing agencies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 7,711 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Nonprofit event marketing agencies by location
38 lists · largest firstEvery Nonprofit event marketing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Nonprofit event marketing agencies based in the United States2,174
- Nonprofit event marketing agencies based in the United Kingdom278
- Nonprofit event marketing agencies based in Canada230
- Nonprofit event marketing agencies based in Brazil215
- Nonprofit event marketing agencies based in India201
- Nonprofit event marketing agencies based in France169
- Nonprofit event marketing agencies based in Australia149
- Nonprofit event marketing agencies based in Germany145
- Nonprofit event marketing agencies based in Italy112
- Nonprofit event marketing agencies based in the Netherlands102
- Nonprofit event marketing agencies based in Spain83
- Nonprofit event marketing agencies based in the United Arab Emirates48
- Nonprofit event marketing agencies based in Switzerland44
- Nonprofit event marketing agencies based in South Africa41
- Nonprofit event marketing agencies based in Poland37
- Nonprofit event marketing agencies based in Belgium28
- Nonprofit event marketing agencies based in Sweden25
Cities
- Nonprofit event marketing agencies based in New York, United States126
- Nonprofit event marketing agencies based in London, United Kingdom88
- Nonprofit event marketing agencies based in Sao Paulo, Brazil80
- Nonprofit event marketing agencies based in Los Angeles, United States78
- Nonprofit event marketing agencies based in Toronto, Canada76
- Nonprofit event marketing agencies based in Atlanta, United States65
- Nonprofit event marketing agencies based in Chicago, United States58
- Nonprofit event marketing agencies based in Washington, United States57
- Nonprofit event marketing agencies based in Paris, France46
- Nonprofit event marketing agencies based in Miami, United States39
- Nonprofit event marketing agencies based in Austin, United States34
- Nonprofit event marketing agencies based in Dubai, United Arab Emirates33
- Nonprofit event marketing agencies based in San Diego, United States33
- Nonprofit event marketing agencies based in San Francisco, United States32
- Nonprofit event marketing agencies based in Sydney, Australia30
- Nonprofit event marketing agencies based in Denver, United States28
- Nonprofit event marketing agencies based in Houston, United States28
- Nonprofit event marketing agencies based in Seattle, United States28
- Nonprofit event marketing agencies based in Mumbai, India27
- Nonprofit event marketing agencies based in Berlin, Germany25
- Nonprofit event marketing agencies based in Philadelphia, United States25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names nonprofit event marketing agencies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many nonprofit event marketing agencies are there worldwide?
RevenueBase identified 6,032 nonprofit event marketing agencies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Event 360, headquartered in Parker, tops this list with the largest team on record.
Which country has the most nonprofit event marketing agencies?
The United States leads with 2,174 companies, followed by the United Kingdom (278) and Canada (230). Every nonprofit event marketing agencies list by country and city is linked on this page.
Which city has the most nonprofit event marketing agencies?
New York leads with 126 headquartered companies, followed by London (92) and Sao Paulo (80).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 7,711 verified decision-maker contacts tracked across these 6,032 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.