Company lists · Data refreshed September 2026

Top 25 Engagement automation platform software companies worldwide

RevenueBase identified 22,305 company matches for engagement automation platform software companies worldwide as of September 2026 and tracks 420,005 professional contacts across them, including 172,487 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for engagement automation platform software companies worldwide, 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 28, 2026. Country and city lists for engagement automation platform software companies follow the table.

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 28, 2026 How this list was built
22,305Companies
420,005Contacts tracked
172,487Verified emails
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The 25 largest engagement automation platform software companies worldwide

Ranked by team size
Top 25 of 22,305 company matches for engagement automation platform software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202610001+86,470 contacts →

Exact match

“We're the #1 AI CRM-where humans with agents drive customer success together with AI, data, and Customer 360 apps on one platform.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchCambridge, MA, United StatesHQ recorded Sep 28, 20265,001-10,00011,077 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 · Sep 28, 2026 · View company records in RevenueBase
3Exact matchHoboken, NJ, United StatesHQ recorded Sep 28, 20265,001-10,00010,721 contacts →

Exact match

“NiCE is transforming the world with AI that puts people first.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchWinnipeg, MB, CanadaHQ recorded Sep 28, 202610001+8,992 contacts →

Exact match

“We are IntouchCX, where innovation meets industry, where dreamers meet doers, and where scale meets soul.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20265,001-10,0006,047 contacts →

Exact match

“Today's leading companies trust Twilio's Customer Engagement Platform (CEP) to build direct, personalized relationships with their customers everywhere in the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchProvo, United StatesHQ recorded Sep 28, 20265,001-10,0005,735 contacts →

Exact match

“Qualtrics is the leader in Experience Management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0004,513 contacts →

Exact match

“Sprinklr is the definitive, AI-native platform for Unified Customer Experience Management (Unified-CXM), empowering brands to deliver extraordinary experiences at scale, across…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchVancouver, WA, United StatesHQ recorded Sep 28, 20261,001-5,0004,029 contacts →

Exact match

“ZoomInfo (NASDAQ: GTM) is the go-to-market platform that helps businesses find, acquire and grow their customers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchBagneux, FranceHQ recorded Sep 28, 20261,001-5,0003,472 contacts →

Exact match

“Quadient designs and builds human-centered, AI-driven automation solutions for business communications.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchStockholm, SwedenHQ recorded Sep 28, 20261,001-5,0002,934 contacts →

Exact match

“Sinch’s vision is to connect every business with every customer, everywhere in the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchBangalore, IndiaHQ recorded Sep 28, 20265,001-10,0002,793 contacts →

Exact match

“Possibilities Unlimited Inspire enterprises with the power of digital platforms.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Sep 28, 20261,001-5,0002,789 contacts →

Exact match

“Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0002,595 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 · Sep 28, 2026 · View company records in RevenueBase
14Exact matchDallas, TX, United StatesHQ recorded Sep 28, 20261,001-5,0002,412 contacts →

Exact match

“Thryv is an AI-powered platform built to help small businesses get found, win customers, and drive repeat sales.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchNoida, IndiaHQ recorded Sep 28, 20265,001-10,0002,270 contacts →

Exact match

“We are revenue AI-X-lerators.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0002,142 contacts →

Exact match

“Braze is the leading customer engagement platform that empowers brands to Be Absolutely Engaging.™ Braze allows any marketer to collect and take action on any amount of data from…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMclean, VA, United StatesHQ recorded Sep 28, 20261,001-5,0002,006 contacts →

Exact match

“Medallia is the enterprise experience platform that turns every signal into decisive action.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 20261,001-5,0001,991 contacts →

Exact match

“We believe customers and employees should be looked after, and every interaction is an opportunity for a conversation and to learn more about them.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchDallas, TX, United StatesHQ recorded Sep 28, 20261,001-5,0001,767 contacts →

Exact match

“Your tech stack is costing you more than money.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchManchester, NH, United StatesHQ recorded Sep 28, 20261,001-5,0001,727 contacts →

Exact match

“Sitecore creates digital experiences so powerful they connect the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchScottsdale, AZ, United StatesHQ recorded Sep 28, 20261,001-5,0001,638 contacts →

Exact match

“Build amazing customer experiences with Nextiva’s AI-powered platform.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchToronto, ON, CanadaHQ recorded Sep 28, 20261,001-5,0001,633 contacts →

Exact match

“StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchNew York, United StatesHQ recorded Sep 28, 20261,001-5,0001,584 contacts →

Exact match

“Optimizely is the AI platform for marketing, built for the experience-makers who shape how brands show up in the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261,001-5,0001,539 contacts →

Exact match

“Sprout Social is a global leader in social media management and analytics software.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0001,534 contacts →

Exact match

“Grow your business with digital marketing powered by AI and local expertise.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 22,305 engagement automation platform software companies worldwide

See the full list, filter by size, metro and specialty, and access 172,487 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Engagement automation platform software companies worldwide at a glance

As of Sep 28, 2026
41.1%Verified-email coverage
18.8Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
14,302
11-50
5,905
51-200
1,466
201-500
344
501-1,000
115
1,001-5,000
101
5,001-10,000
16
10001+
26

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for engagement automation platform software companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “engagement automation platform software companies” 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. 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 172,487 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 28, 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.

Engagement automation platform software companies by location

122 lists · largest first

Every Engagement automation platform software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “engagement automation platform software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many engagement automation platform software companies are there worldwide?

RevenueBase identified 22,305 company matches for engagement automation platform software companies worldwide 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?

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

Which country has the most engagement automation platform software companies?

The United States leads with 5,069 companies, followed by India (2,029) and the United Kingdom (1,136). Every engagement automation platform software companies list by country and city is linked on this page.

Which city has the most engagement automation platform software companies?

London leads with 583 company records, followed by New York (333) and San Francisco (320).

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 172,487 professional contacts with verified work emails tracked across these 22,305 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 28, 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.