Company lists · Data refreshed September 2026

Top 25 Outbound marketing service providers based in Houston, United States

RevenueBase identified 105 company matches for outbound marketing service providers associated with Houston, United States as of September 2026 and tracks 1,702 professional contacts across them, including 77 with verified work emails. Across the United States, New York is the largest hub for this category (230 companies); Houston has 105.

This list covers company matches for outbound marketing service providers associated with Houston, 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 14, 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 14, 2026 How this list was built
105Companies
1,702Contacts tracked
77Verified emails
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The 25 largest outbound marketing service providers based in Houston, United States

Ranked by team size
Top 25 of 105 company matches for outbound marketing service providers based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 14, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026201-500557 contacts →

Exact match

“After almost 2 years driving internal demand at one of Omnicom's lead Marketing strategy agencies I have returned to Lead to Market to lead our applied marketing practice.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026201-500349 contacts →

Exact match

“Acceligize is a global B2B marketing company, providing full funnel lead generation and content marketing solutions to some of the world’s finest technology companies, media…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026201-500194 contacts →

Exact match

“ChannelGrowth provides B2B data acquisition, lead generation, prospecting, and sales teams at scale.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202651-20048 contacts →

Exact match

“Based in Houston, TopSpot offers integrated digital marketing services that focus on driving quality leads and new business opportunities.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026n/a32 contacts →

Exact match

“Welcome to Alpha Co.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202651-20026 contacts →

Exact match

“Welcome to Lion Reach Media, where innovation meets unparalleled success in B2B marketing.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5022 contacts →

Exact match

“Bonafide is an online / digital marketing agency based in Houston, Texas that works with growth-minded businesses nationwide.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 14, 2026201-50018 contacts →

Exact match

“Overview Target NXT is a growth enablement partner, helping businesses to grow in direct marketing.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5018 contacts →

Exact match

“Imperium Elite is a dynamic B2B marketing and sales consulting firm headquartered in Houston, TX, specializing in customer acquisitions and brand growth for leading providers in…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-1013 contacts →

Exact match

“Spacejet Media is a premier online marketing and internet lead generation company focused on delivering sustainable, scalable and fruitful value to its advertisers and publishers.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5013 contacts →

Exact match

“Ranked as one of the fastest growing agencies in the nation by Inc.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5013 contacts →

Exact match

“Biznatron helps B2B companies turn prospects into pipeline.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5011 contacts →

Exact match

“Enlimited is a B2B marketing agency that builds systems, not campaigns.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-5010 contacts →

Exact match

“Welcome to Buzz Digital Agency, Pioneers in B2B Marketing Excellence for Specialized Industries!”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-508 contacts →

Exact match

“Dunlap Marketing provides business-to-business appointment setting and lead generation services.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-508 contacts →

Exact match

“Changing the Way You Look at Your Business.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-105 contacts →

Exact match

“We help businesses get their message in front of thousands of high-end targeted prospects to help drive top-line revenue through Social Media Marketing, SEO, Pay-Per-Click, Email…”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-505 contacts →

Exact match

“At Alkali, we pride ourselves on being technology and marketing experts that are deeply client-oriented.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-505 contacts →

Exact match

“Over $9 million in leads generated for our clients.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-104 contacts →

Exact match

“Client Connect Nation, Founded in 2024, our team has over a decade of marketing experience for legal, home services, financial services, and insurance.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-104 contacts →

Exact match

“Our consultants can design a digital marketing strategy that works towards growing our clients' business and profits through Pay-Per-Click Advertising Management.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Sep 14, 202611-503 contacts →

Exact match

“In a nutshell, Spoken About Media, blends great designs with the principles of Direct Response Marketing.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
23Exact matchHouston, United StatesHQ recorded Sep 14, 202611-502 contacts →

Exact match

“Webranx Marketing & Strategies is a group of experienced designers and marketers who strive to set new standards in user experience.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-102 contacts →

Exact match

“Montano Social helps health insurance agents, agencies, and brokers market their businesses online to maximize leads and sales.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 14, 20261-102 contacts →

Exact match

“Small and medium sized businesses need 2020 data and marketing services.”

Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase

Showing 25 of 105 outbound marketing service providers based in Houston, United States

See the full list, filter by size, metro and specialty, and access 77 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outbound marketing service providers based in Houston, United States at a glance

As of Sep 14, 2026
4.5%Verified-email coverage
16.2Average contacts per company
11-50Median size (employees)
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
49
11-50
37
51-200
12
201-500
7

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 105 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 Houston, United States whose business descriptions match “outbound marketing service providers” 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 77 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 14, 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.

Outbound marketing service providers 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 “outbound marketing service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outbound marketing service providers are there based in Houston, United States?

RevenueBase identified 105 company matches for outbound marketing service providers associated with Houston, 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?

SGT 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 outbound marketing service providers?

New York leads the United States with 230 company records, followed by Los Angeles (133) and Miami (116). Houston has 105.

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 77 professional contacts with verified work emails tracked across these 105 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 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 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.