Company lists · Data refreshed September 2026
Top 25 Nonprofit marketing agencies based in Houston, United States
RevenueBase identified 99 nonprofit marketing agencies headquartered in Houston, United States as of September 2026 and tracks 457 professional contacts across them, including 92 with verified work emails. Across the United States, New York is the largest hub for this category (295 companies); Houston has 99.
This list covers nonprofit marketing agencies headquartered in Houston, 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 14, 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.
The 25 largest nonprofit marketing agencies based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 150 contacts → | ||||
Partial evidence “Design At Work delivers branding, advertising and marketing expertise.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 17 contacts → | ||||
Indirect evidence “We’re equal parts creativity and strategy.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 17 contacts → | ||||
Partial evidence “Black Sheep is a woman-owned, woman-led brand strategy and creative agency with 15 years of experience partnering with foundations, mission-driven organizations and nonprofits to…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 11 contacts → | ||||
Partial evidence “At Beefy Marketing, LLC, our clients trust us to represent their brands authentically, to tell their stories compellingly, and to manage their marketing needs completely.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 11 contacts → | ||||
Indirect evidence “We create lifelong stories that amplify and bring success to your business.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 10 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 7 contacts → | ||||
Partial evidence “Mango Strategies is a strategic communications and marketing firm focused on helping mission-driven organizations tell their story.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 7 contacts → | ||||
Partial evidence “We're the Carbonara Group, strategists and wordsmiths whose life's work is effective marketing, public relations, business development and communications work for our clients.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 6 contacts → | ||||
Partial evidence “Global MGL, a marketing and advertising agency bred by the fusion of great experts in the field of communication, branding and advertising that offers a great consumer service…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Partial evidence “At Lime Group, we are passionate about helping businesses thrive by providing top-notch marketing services.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Partial evidence “madmeg is a Texas-based digital marketing agency specializing in social media, PR, branding, and web design.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Indirect evidence “We’re a communications powerhouse built for mission-driven brands ready to grow through story, strategy, and soul.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 4 contacts → | ||||
Partial evidence “A boutique agency in Midtown Houston, Texas, Zulu Creative specializes in marketing and brand development for lifestyle businesses that serve consumer niche markets.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 3 contacts → | ||||
Partial evidence “Tell Your Tale Marketing & Design helps organizations promote their products & services with graphic design, web development, public relations (PR) and professional writing.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 contacts → | ||||
Partial evidence “Medulla is a branding and design firm providing tailored solutions to nonprofits, small businesses and startups.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Partial evidence “Investing in proper marketing will change your business for the better.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Partial evidence “Limitless Elements is a full-service marketing and communications agency specializing in multicultural marketing, community outreach, and public education campaigns.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Partial evidence “COMO Creatives is a communications, public relations, marketing, and brand strategy agency based in Houston, Texas.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Partial evidence “Vaca is a creative marketing services company providing businesses of all sizes, shapes, and colors the tools needed to establish a strong brand presence that adds value and…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Indirect evidence “Let's face it.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Partial evidence “Brand Management | Multi-Media | Marketing | Print and Digital Design - At Thunderhawk Creative, we are passionate about transforming brands through powerful design and innovative…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “GideonStone is a fast-growing strategic planning and communication firm founded by CEO and managing partner Dr.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Partial evidence “Precision Outreach is a boutique marketing agency with a breadth of unique experiences at the intersection of government and business.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2 contacts → | ||||
Indirect evidence “Your brand is an extension of your unique voice.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Elizabeth Buck is a communication agency that delivers comprehensive communication solutions through customized, strategic plans designed to achieve your business goals.” Source: RevenueBase Database · checked Sep 14, 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 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 marketing agencies.
- Partial evidence
- Its own public description names part of nonprofit 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 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 99 nonprofit marketing agencies based in Houston, United States
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Nonprofit marketing agencies based in Houston, United States at a glance
As of Sep 14, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 99 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 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.
- What qualifies
- Companies headquartered in Houston, United States whose own description of what they do matches “nonprofit 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 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 marketing agencies, and records with no verified work email. Companies headquartered outside Houston 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, 92 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 14, 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 marketing agencies by metro in the United States
- Nonprofit marketing agencies in New York295
- Nonprofit marketing agencies in Los Angeles180
- Nonprofit marketing agencies in Chicago154
- Nonprofit marketing agencies in Atlanta150
- Nonprofit marketing agencies in Washington149
- Nonprofit marketing agencies in Miami105
- Nonprofit marketing agencies in Dallas99
- Nonprofit marketing agencies in Austin96
- Nonprofit marketing agencies in Denver89
- Nonprofit marketing agencies in San Diego88
- Nonprofit marketing agencies in Portland86
- Nonprofit marketing agencies in Boston82
- Nonprofit marketing agencies in San Francisco79
- Nonprofit marketing agencies in Charlotte77
- Nonprofit marketing agencies in Phoenix69
- Nonprofit marketing agencies in Seattle69
- Nonprofit marketing agencies in Philadelphia64
- Nonprofit marketing agencies in Nashville62
- Nonprofit marketing agencies in Minneapolis55
- Nonprofit marketing agencies in Indianapolis48
- Nonprofit marketing agencies in Pittsburgh46
- Nonprofit marketing agencies in Tampa46
- Nonprofit marketing agencies in Baltimore45
- Nonprofit marketing agencies in Cleveland44
- Nonprofit marketing agencies in Las Vegas42
- Nonprofit marketing agencies in Kansas City38
- Nonprofit marketing agencies in Arlington37
- Nonprofit marketing agencies in Orlando37
- Nonprofit marketing agencies in Milwaukee36
- Nonprofit marketing agencies in Raleigh36
- Nonprofit marketing agencies in Jacksonville35
- Nonprofit marketing agencies in San Antonio35
- Nonprofit marketing agencies in Cincinnati34
- Nonprofit marketing agencies in Columbus33
- Nonprofit marketing agencies in Brooklyn32
- Nonprofit marketing agencies in Detroit31
- Nonprofit marketing agencies in Alexandria29
- Nonprofit marketing agencies in Charleston29
- Nonprofit marketing agencies in Sacramento29
- Nonprofit marketing agencies in Fort Lauderdale26
- Nonprofit marketing agencies in Louisville26
- Nonprofit marketing agencies in Richmond26
- Nonprofit marketing agencies in Madison25
- Nonprofit marketing agencies in Rochester25
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 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 marketing agencies are there based in Houston, United States?
RevenueBase identified 99 nonprofit marketing agencies headquartered in Houston, 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?
Design At Work, headquartered in Houston, tops this list with the largest team on record.
Which city in the United States has the most nonprofit marketing agencies?
New York leads the United States with 295 headquartered companies, followed by Los Angeles (180) and Chicago (154). Houston has 99.
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 92 verified decision-maker contacts tracked across these 99 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 14, 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.
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