Company lists · Data refreshed October 2026

Top 25 Marketing process automation firms based in the United States

Name: Marketing process automation firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 3,831 companies tracked

RevenueBase identified 3,831 company matches for marketing process automation firms associated with the United States as of October 2026 and tracks 60,301 professional contacts across them, including 20,810 with verified work emails. New York is the largest hub.

This list covers company matches for marketing process automation firms associated with the 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 October 18, 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 Oct 18, 2026 How this list was built

3,831Companies

60,301Contacts tracked

20,810Verified emails

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The 25 largest marketing process automation firms based in the United States

Ranked by team size

Top 25 of 3,831 company matches for marketing process automation firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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	Hubspot	Exact match	Cambridge, MA, United StatesHQ recorded Oct 18, 2026	5,001-10,000	11,324 contacts →
	Exact match “HubSpot is a leading agentic customer platform that provides software and support to help businesses grow better.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2	Zeta Global	Exact match	New York, NY, United StatesHQ recorded Oct 18, 2026	1,001-5,000	3,055 contacts →
	Exact match “At Zeta Global (NYSE: ZETA), we help enterprise brands and agencies Achieve the Impossible™ with superintelligent marketing.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3	Klaviyo	Exact match	Boston, MA, United StatesHQ recorded Oct 18, 2026	1,001-5,000	2,906 contacts →
	Exact match “Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	Intuit Mailchimp	Exact match	Atlanta, GA, United StatesHQ recorded Oct 18, 2026	1,001-5,000	1,395 contacts →
	Exact match “The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5	Centro	Exact match	Chicago, IL, United StatesHQ recorded Oct 18, 2026	501-1,000	1,208 contacts →
	Exact match “Basis Technologies is a global provider of workflow automation, intelligence and programmatic trading software for the marketing enterprise.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	Demandscience	Exact match	Boston, United StatesHQ recorded Oct 18, 2026	1,001-5,000	1,074 contacts →
	Exact match “With proprietary data and omni-channel activation like events, content, programmatic and chat, we cut through the noise to reach entire buyer groups, driving engagement and impact…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7	Activecampaign	Exact match	Chicago, IL, United StatesHQ recorded Oct 18, 2026	1,001-5,000	855 contacts →
	Exact match “ActiveCampaign is the AI-first autonomous marketing platform built to transform how marketers, agencies, and entrepreneurs work.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8	Manlitics B2B Ites	Exact match	New York, United StatesHQ recorded Oct 18, 2026	501-1,000	729 contacts →
	Exact match “In an ERA of new and emerging digital mediums, we align our core expertise of today’s ever-changing technology with a clear understanding of traditional marketing methods without…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	simpli.fi	Exact match	Fort Worth, TX, United StatesHQ recorded Oct 18, 2026	501-1,000	640 contacts →
	Exact match “Simpli.fi is a real-world media platform that connects digital intent with physical movement, helping brands reach audiences in the right place, at the right moment, to drive…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10	Movable INK	Exact match	New York, NY, United StatesHQ recorded Oct 18, 2026	501-1,000	635 contacts →
	Exact match “Movable Ink helps marketers create more relevant customer experiences across email, mobile, and web through data activation, AI-powered decisioning, and personalization at scale.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11	Marigold	Exact match	Nashville, TN, United StatesHQ recorded Oct 18, 2026	201-500	612 contacts →
	Exact match “Marigold is a global marketing technology company focused on delivering relationship marketing solutions for growing organizations.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12	Adobe Marketo	Exact match	San Jose, CA, United StatesHQ recorded Oct 18, 2026	1,001-5,000	577 contacts →
	Exact match “Adobe Marketo Engage offers the leading Engagement Platform that empowers marketers to build brand value, grow revenue, and prove impact.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	Optimove	Exact match	New York, NY, United StatesHQ recorded Oct 18, 2026	501-1,000	576 contacts →
	Exact match “Optimove, the creator of Positionless Marketing, frees marketing teams from the limitations of fixed roles, giving every marketer the power to execute any marketing task instantly…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14	Hightouch	Exact match	San Francisco, CA, United StatesHQ recorded Oct 18, 2026	201-500	492 contacts →
	Exact match “Hightouch is an Agentic Marketing Platform powered by the industry-leading Composable CDP.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15	Mavlers	Exact match	San Jose, CA, United StatesHQ recorded Oct 18, 2026	501-1,000	466 contacts →
	Exact match “At Mavlers, we’re more than just a digital marketing and technology partner-we’re your behind-the-scenes powerhouse.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16	HCL Unica	Exact match	Sunnyvale, CA, United StatesHQ recorded Oct 18, 2026	10001+	391 contacts →
	Exact match “Collaborate, innovate and drive the business forward with HCLSoftware's Digital Transformation marketing software solution.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17	C-4 Analytics	Exact match	Wakefield, MA, United StatesHQ recorded Oct 18, 2026	201-500	328 contacts →
	Exact match “C-4 Analytics is a cutting-edge automotive digital marketing solution dedicated to helping dealerships thrive in a digital-first world.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	Nextroll	Exact match	San Francisco, CA, United StatesHQ recorded Oct 18, 2026	201-500	309 contacts →
	Exact match “NextRoll is a leading marketing technology company that empowers businesses to drive sustainable growth while building trusted connections with their audiences.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19	marketing.com	Exact match	Eureka, MO, United StatesHQ recorded Oct 18, 2026	1,001-5,000	287 contacts →
	Exact match “From click to print and everything in between, we’re not changing marketing, just how it’s done.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20	Listrak	Exact match	Lititz, PA, United StatesHQ recorded Oct 18, 2026	201-500	275 contacts →
	Exact match “Listrak is the person-first marketing automation platform that seamlessly integrates data, identity, and cross-channel messaging to power hyper-personalized customer experiences.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21	Warrior Plus	Exact match	Henderson, NV, United StatesHQ recorded Oct 18, 2026	n/a	256 contacts →
	Exact match “Best-in-class sales & marketing automation platform and marketplace for digital business owners and online marketers” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22	TSL Marketing	Exact match	Elkridge, MD, United StatesHQ recorded Oct 18, 2026	201-500	255 contacts →
	Exact match “TSL Marketing provides lead generation, SEO, Website, Content, Channel Marketing and HubSpot agency services to MSPs, IT companies, IT Services firms, and SaaS firms.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	Digitalmarketer	Exact match	Austin, TX, United StatesHQ recorded Oct 18, 2026	51-200	252 contacts →
	Exact match “Where AI meets real-world marketing for real-world businesses.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Level Agency	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 18, 2026	201-500	235 contacts →
	Exact match “Level is an AI-powered digital marketing partner for brands navigating complex, high-consideration buying journeys.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	Typeface	Exact match	Palo Alto, CA, United StatesHQ recorded Oct 18, 2026	51-200	228 contacts →
	Exact match “Typeface is the marketing orchestration engine that unifies Marketing, Creative, and IT teams to power the entire content lifecycle.” Recorded in the RevenueBase company graph · Oct 18, 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 “marketing process automation firms”. 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 25 of 3,831 marketing process automation firms based in the United States

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Marketing process automation firms based in the United States at a glance

As of Oct 18, 2026

34.5%Verified-email coverage

15.7Average contacts per company

1-10Median size (employees)

4.5%Largest-city concentration · New York

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

2,606

11-50

926

51-200

205

201-500

501-1,000

1,001-5,000

5,001-10,000

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 3,831 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 the United States whose business descriptions match “marketing process automation firms” 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 20,810 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 October 18, 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.

Marketing process automation firms by metro

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 “marketing process automation firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marketing process automation firms are there based in the United States?

RevenueBase identified 3,831 company matches for marketing process automation firms associated with the United States as of October 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?

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

Which city has the most marketing process automation firms?

New York leads with 172 company records, followed by San Francisco (103) and Los Angeles (90).

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 20,810 professional contacts with verified work emails tracked across these 3,831 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 October 18, 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.