Company lists · Data refreshed November 2026

Top 25 Engagement automation platform software companies worldwide

Name: Engagement automation platform software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 19,014 companies tracked

RevenueBase identified 19,014 company matches for engagement automation platform software companies worldwide as of November 2026 and tracks 239,109 professional contacts across them, including 81,014 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 November 5, 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 Nov 5, 2026 How this list was built

19,014Companies

239,109Contacts tracked

81,014Verified emails

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The 25 largest engagement automation platform software companies worldwide

Ranked by team size

Top 25 of 19,014 company matches for engagement automation platform software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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, United StatesHQ recorded Nov 5, 2026	5,001-10,000	11,646 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 · Nov 5, 2026 · View company records in RevenueBase
2	NICE	Exact match	Hoboken, United StatesHQ recorded Nov 5, 2026	5,001-10,000	11,492 contacts →
	Exact match “NiCE is transforming the world with AI that puts people first.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Twilio	Exact match	San Francisco, United StatesHQ recorded Nov 5, 2026	5,001-10,000	6,595 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 · Nov 5, 2026 · View company records in RevenueBase
4	Zeta Global	Exact match	New York, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,122 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 · Nov 5, 2026 · View company records in RevenueBase
5	Klaviyo	Exact match	Boston, MA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,980 contacts →
	Exact match “Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	THRYV	Exact match	Dallas, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,505 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 · Nov 5, 2026 · View company records in RevenueBase
7	Denave	Exact match	Noida, IndiaHQ recorded Nov 5, 2026	5,001-10,000	2,373 contacts →
	Exact match “We are revenue AI-X-lerators.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	BRAZE	Exact match	New York, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,328 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 · Nov 5, 2026 · View company records in RevenueBase
9	Highlevel	Exact match	Dallas, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,135 contacts →
	Exact match “Your tech stack is costing you more than money.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Stackadapt	Exact match	Toronto, ON, CanadaHQ recorded Nov 5, 2026	1,001-5,000	1,833 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 · Nov 5, 2026 · View company records in RevenueBase
11	Sitecore	Exact match	Manchester, NH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,777 contacts →
	Exact match “Sitecore creates digital experiences so powerful they connect the world.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Optimizely	Exact match	New York, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,642 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 · Nov 5, 2026 · View company records in RevenueBase
13	Nextiva	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,642 contacts →
	Exact match “Build amazing customer experiences with Nextiva’s AI-powered platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Sprout Social, INC	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,619 contacts →
	Exact match “Sprout Social is a global leader in social media management and analytics software.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Localiq	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,550 contacts →
	Exact match “Grow your business with digital marketing powered by AI and local expertise.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	6sense	Exact match	San Francisco, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,492 contacts →
	Exact match “6sense is on a mission to revolutionize the way B2B organizations create revenue by predicting customers most likely to buy and recommending the best course of action to engage…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Inspired Thinking Group ITG	Exact match	London, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	1,479 contacts →
	Exact match “ITG is the world’s leading AI-powered, agile content company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Birdeye	Exact match	Palo Alto, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,430 contacts →
	Exact match “Birdeye is the #1 Agentic Marketing Platform for Multi-location Brands, purpose-built for multi-location brands.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Intuit Mailchimp	Exact match	Atlanta, GA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,430 contacts →
	Exact match “The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Attentive	Exact match	London, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,384 contacts →
	Exact match “Attentive® knows personalized customer experiences require both powerful technology and the right people behind it.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Talkdesk	Exact match	San Francisco, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,382 contacts →
	Exact match “Talkdesk® is leading a new era in customer experience with Customer Experience Automation (CXA)-a new category and platform designed to automate the full complexity of modern…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Centro	Exact match	Chicago, WA, United StatesHQ recorded Nov 5, 2026	501-1,000	1,259 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 · Nov 5, 2026 · View company records in RevenueBase
23	Cience	Exact match	Miami, FL, United StatesHQ recorded Nov 5, 2026	201-500	1,120 contacts →
	Exact match “CIENCE Technologies, Inc, founded in 2015 and headquartered in Denver, CO, is a pioneering global company in lead generation software and services, committed to transforming the…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Demandscience	Exact match	Boston, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,108 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 · Nov 5, 2026 · View company records in RevenueBase
25	Moloco	Exact match	Menlo Park, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	983 contacts →
	Exact match “Moloco’s mission is to be the scaling engine for the internet economy, applying AI to help businesses of all sizes grow.” Recorded in the RevenueBase company graph · Nov 5, 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 “engagement automation platform software companies”. 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 19,014 engagement automation platform software companies worldwide

See the full list, filter by size, metro and specialty, and access 81,014 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 Nov 5, 2026

33.9%Verified-email coverage

12.6Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

13,021

11-50

4,566

51-200

995

201-500

246

501-1,000

1,001-5,000

5,001-10,000

10001+

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 81,014 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 November 5, 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

126 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 19,014 company matches for engagement automation platform software companies worldwide as of November 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 country has the most engagement automation platform software companies?

The United States leads with 4,414 companies, followed by India (1,730) and the United Kingdom (973). 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 514 company records, followed by New York (336) and San Francisco (288).

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 81,014 professional contacts with verified work emails tracked across these 19,014 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 November 5, 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.