Company lists · Data refreshed September 2026

Top 25 Nonprofit event marketing consultants based in the United States

Name: Nonprofit event marketing consultants based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 1,755 companies tracked

RevenueBase identified 1,755 nonprofit event marketing consultants headquartered in the United States as of September 2026 and tracks 13,033 professional contacts across them, including 3,006 with verified work emails. New York is the largest hub.

This list covers nonprofit event marketing consultants headquartered in the United States, 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.

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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review

1,755Companies

13,033Contacts tracked

3,006Verified emails

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The 25 largest nonprofit event marketing consultants based in the United States

Ranked by team size

Top 25 of 1,755 nonprofit event marketing consultants based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit event marketing consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Bank Of The West	Partial evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	n/a	4,751 contacts →
	Partial evidence “We help businesses and nonprofits grow, communicate, and succeed, professionally and affordably.” Source: RevenueBase Database · checked Sep 29, 2026
2	Lucas Group	Strong evidence	Los Angeles, CA, United StatesHQ checked Sep 29, 2026	10001+	756 contacts →
	Strong evidence “Ultimate Minds is a professional consulting and marketing firm dedicated to empowering businesses, nonprofits, and startups with smart, affordable, and results-driven solutions.” Source: RevenueBase Database · checked Sep 29, 2026
3	Event 360	Partial evidence	Parker, CO, United StatesHQ checked Sep 29, 2026	51-200	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, 2026
4	M R	Indirect evidence	Washington, United StatesHQ checked Sep 29, 2026	51-200	208 contacts →
	Indirect evidence “We are M+R.” Source: RevenueBase Database · checked Sep 29, 2026
5	BWF	Partial evidence	Usa, United StatesHQ checked Sep 29, 2026	51-200	125 contacts →
	Partial evidence “BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Source: RevenueBase Database · checked Sep 29, 2026
6	MAL Warwick Donordigital	Strong evidence	Berkeley, CA, United StatesHQ checked Sep 29, 2026	51-200	112 contacts →
	Strong evidence “Our team of expert consultants develops innovative direct marketing-driven donor development programs for exceptional nonprofit causes like yours.” Source: RevenueBase Database · checked Sep 29, 2026
7	The Stelter Company	Strong evidence	West Des Moines, IA, United StatesHQ checked Sep 29, 2026	51-200	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, 2026
8	Campbell & Company	Partial evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	51-200	102 contacts →
	Partial evidence “Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.” Source: RevenueBase Database · checked Sep 29, 2026
9	3way Marketing Group LLC	Indirect evidence	Minneapolis, MN, United StatesHQ checked Sep 29, 2026	n/a	90 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026
10	Avalon Consulting Group	Strong evidence	Washington, DC, United StatesHQ checked Sep 29, 2026	51-200	74 contacts →
	Strong evidence “Avalon is a full-service fundraising consulting agency helping nonprofits realize the full potential of their direct marketing programs through multi-channel fundraising…” Source: RevenueBase Database · checked Sep 29, 2026
11	Steier Group	Indirect evidence	Omaha, NE, United StatesHQ checked Sep 29, 2026	51-200	74 contacts →
	Indirect evidence “INTRODUCING THE STEIER GROUP Based in Omaha, Nebraska, with offices in Alabama, Arizona, Arkansas, California, Colorado, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota…” Source: RevenueBase Database · checked Sep 29, 2026
12	Happily	Partial evidence	Los Angeles, United StatesHQ checked Sep 29, 2026	11-50	68 contacts →
	Partial evidence “Happily rapidly assembles the best event teams nationwide with the largest network of freelancers who specialize in producing world-class experiences.” Source: RevenueBase Database · checked Sep 29, 2026
13	Dunham Company	Strong evidence	Plano, TX, United StatesHQ checked Sep 29, 2026	51-200	66 contacts →
	Strong evidence “Dunham+Company is a global marketing and fundraising firm that specializes in helping Christian nonprofit ministries extend their cause by generating more resources to fulfill…” Source: RevenueBase Database · checked Sep 29, 2026
14	Graham-Pelton	Partial evidence	New York, NY, United StatesHQ checked Sep 29, 2026	51-200	59 contacts →
	Partial evidence “Graham-Pelton is the fundraising consulting firm chosen by leading nonprofits worldwide.” Source: RevenueBase Database · checked Sep 29, 2026
15	Amperage Marketing Fundraising	Strong evidence	Cedar Falls, IA, United StatesHQ checked Sep 29, 2026	11-50	59 contacts →
	Strong evidence “At Amperage, we are more than just a marketing agency or a fundraising consultancy.” Source: RevenueBase Database · checked Sep 29, 2026
16	Streetlight Digital	Strong evidence	Tucson, AZ, United StatesHQ checked Sep 29, 2026	51-200	56 contacts →
	Strong evidence “Streetlight Digital is a full-spectrum nonprofit fundraising and marketing partner.” Source: RevenueBase Database · checked Sep 29, 2026
17	Cargill Associates	Indirect evidence	Fort Worth, United StatesHQ checked Sep 29, 2026	11-50	54 contacts →
	Indirect evidence “Cargill Associates is a full-service national fundraising consulting firm committed to tailoring carefully designed programs to meet the needs of each client.” Source: RevenueBase Database · checked Sep 29, 2026
18	Executive Service Corps Of Southern California	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 29, 2026	51-200	51 contacts →
	Partial evidence “ESC provides high-quality, accessible coaching and consulting services for nonprofits throughout Southern California.” Source: RevenueBase Database · checked Sep 29, 2026
19	Douglas Shaw & Associates	Indirect evidence	Naperville, IL, United StatesHQ checked Sep 29, 2026	51-200	50 contacts →
	Indirect evidence “Results, it’s more than an ad campaign, it’s part of the core values which guide our work.” Source: RevenueBase Database · checked Sep 29, 2026
20	Faircom NEW York	Indirect evidence	New York, NY, United StatesHQ checked Sep 29, 2026	11-50	44 contacts →
	Indirect evidence “Faircom New York, awarded as the Best Full Service Fundraising Agency in New York in 2015 and 2016 by Wealth and Finance International, is an international fundraising and…” Source: RevenueBase Database · checked Sep 29, 2026
21	Montage Marketing Group	Partial evidence	Mclean, VA, United StatesHQ checked Sep 29, 2026	n/a	43 contacts →
	Partial evidence “Montage Marketing Group, LLC is a minority and woman-owned small business dedicated to fostering and delivering world-class campaigns.” Source: RevenueBase Database · checked Sep 29, 2026
22	RED Carrot	Indirect evidence	Miami, FL, United StatesHQ checked Sep 29, 2026	11-50	39 contacts →
	Indirect evidence “Complex problems need more than ideas; they need the right team to deliver.” Source: RevenueBase Database · checked Sep 29, 2026
23	Kulia Business Solutions	Partial evidence	Nashville, TN, United StatesHQ checked Sep 29, 2026	51-200	37 contacts →
	Partial evidence “Kulia Business Solutions delivers direct marketing and fundraising promotions devoted to championing good causes to help them create more change for the better.” Source: RevenueBase Database · checked Sep 29, 2026
24	Dini Spheris	Partial evidence	Houston, TX, United StatesHQ checked Sep 29, 2026	11-50	35 contacts →
	Partial evidence “Dini Spheris is a Houston-based nonprofit fundraising consulting firm that's been partnering with local, national and international nonprofits for more than 50 years.” Source: RevenueBase Database · checked Sep 29, 2026
25	Premier Events	Strong evidence	Atlanta, GA, United StatesHQ checked Sep 29, 2026	n/a	32 contacts →
	Strong evidence “Atlanta based consulting firm offering event management services in a variety of areas including logistics, permitting, concessions, marketing, talent buying, sponsorship and more.” Source: RevenueBase Database · checked Sep 29, 2026

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 consultants. 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 consultants.
Partial evidence: Its own public description names part of nonprofit event marketing consultants, 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 consultants. 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 1,755 nonprofit event marketing consultants based in the United States

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Nonprofit event marketing consultants based in the United States at a glance

As of Sep 29, 2026

23.1%Verified-email coverage

7.4Average contacts per company

1-10Median size (employees)

4.6%Largest-city concentration · New York

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

1,526

11-50

187

51-200

201-500

501-1,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,755 companies.

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 consultants, 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.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “nonprofit event marketing consultants”. 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 consultants), 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 consultants, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
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, 3,006 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 consultants by metro

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 consultants, 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 consultants are there based in the United States?

RevenueBase identified 1,755 nonprofit event marketing consultants headquartered in the United States 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?

Bank Of The West, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most nonprofit event marketing consultants?

New York leads with 80 headquartered companies, followed by Chicago (47) and Los Angeles (44).

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 3,006 verified decision-maker contacts tracked across these 1,755 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.