Company lists · Data refreshed September 2026

Top 25 Customer messaging platforms worldwide

Name: Customer messaging platforms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 3,711 companies tracked

RevenueBase identified 3,711 customer messaging platforms worldwide as of September 2026 and tracks 96,008 professional contacts across them, including 32,552 with verified work emails and 11,710 with mobile numbers. The United States is the largest market and Sao Paulo the largest hub.

This list covers customer messaging platforms worldwide, 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 1, 2026. Country and city lists for customer messaging platforms follow the table.

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.

How to read this list RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review

3,711Companies

96,008Contacts tracked

32,552Verified emails

11,710Mobile numbers

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The 25 largest customer messaging platforms worldwide

Ranked by team size

Top 25 of 3,711 customer messaging platforms worldwide, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to customer messaging platforms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Ringcentral	Strong evidence	Sydney, AU	5,001-10,000	6,486 contacts →
	Strong evidence “RingCentral, Inc.(NYSE: RNG) is a global leader in AI–powered customer engagement, delivering an integrated platform for business phone, SMS, contact center, workforce engagement…” Source: RevenueBase Database · checked Sep 1, 2026
2	Quadient	Indirect evidence	Le Lude, FR	1,001-5,000	3,489 contacts →
	Indirect evidence “Quadient designs and builds human-centered, AI-driven automation solutions for business communications.” Source: RevenueBase Database · checked Sep 1, 2026
3	Klaviyo	Indirect evidence	Boston, MA, US	1,001-5,000	2,859 contacts →
	Indirect evidence “Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.” Source: RevenueBase Database · checked Sep 1, 2026
4	BRAZE	Strong evidence	London, GB	1,001-5,000	2,133 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 1, 2026
5	Actionline	Partial evidence	Sao Paulo, BR	1,001-5,000	1,919 contacts →
	Partial evidence “Actionline is dedicated to connecting brands with their customers, strengthening their presence and value at every touchpoint.” Source: RevenueBase Database · checked Sep 1, 2026
6	Dialpad	Partial evidence	San Ramon, CA, US	1,001-5,000	1,463 contacts →
	Partial evidence “Dialpad is the leading AI-powered communications intelligence platform creating human-first, AI-enhanced solutions that will drive the next wave of how businesses communicate with…” Source: RevenueBase Database · checked Sep 1, 2026
7	Attentive	Partial evidence	London, GB	1,001-5,000	1,328 contacts →
	Partial evidence “Attentive® knows personalized customer experiences require both powerful technology and the right people behind it.” Source: RevenueBase Database · checked Sep 1, 2026
8	DBM Contact Center	Indirect evidence	Curitiba, BR	1,001-5,000	1,313 contacts →
	Indirect evidence “A dbm Contact Center foi fundada em 1996 e possui sede própria em Curitiba.” Source: RevenueBase Database · checked Sep 1, 2026
9	Netcore	Partial evidence	Mumbai, IndiaHQ checked Sep 1, 2026	1,001-5,000	1,265 contacts →
	Partial evidence “Netcore offers a Comprehensive Customer Engagement & Experience Suite that empowers marketers to create personalised customer experiences.” Source: RevenueBase Database · checked Sep 1, 2026
10	Liveperson	Indirect evidence	Melbourne, AU	501-1,000	1,256 contacts →
	Indirect evidence “LivePerson (NASDAQ: LPSN) is the leader in predictable conversational AI and digital transformation.” Source: RevenueBase Database · checked Sep 1, 2026
11	Insider	Strong evidence	Istanbul, TürkiyeHQ checked Sep 1, 2026	1,001-5,000	1,036 contacts →
	Strong evidence “Insider-one platform for individualized, cross-channel experiences-enables enterprise marketers to connect customer data across channels and systems, predict their future behavior…” Source: RevenueBase Database · checked Sep 1, 2026
12	BREVO	Strong evidence	Paris, FR	501-1,000	859 contacts →
	Strong evidence “Brevo offers the most intuitive Customer Platform for the sustainable growth of all businesses and organizations (including nonprofits).” Source: RevenueBase Database · checked Sep 1, 2026
13	Mundiale	Indirect evidence	Belo Horizonte, BR	501-1,000	822 contacts →
	Indirect evidence “Inteligência Artificial que entende seu negócio: Atendimento, vendas e cobrança pelo WhatsApp para escalar seus resultados.” Source: RevenueBase Database · checked Sep 1, 2026
14	Aircall	Strong evidence	Berlin, DE	501-1,000	807 contacts →
	Strong evidence “The collaborative, AI-powered platform for customer conversations.” Source: RevenueBase Database · checked Sep 1, 2026
15	Zenvia	Partial evidence	Bah, AR	501-1,000	797 contacts →
	Partial evidence “Proporcione experiências pessoais, envolventes e fluidas com o poder de Zenvia Customer Cloud, nossa IA completa que revolucionará a jornada dos seus clientes.” Source: RevenueBase Database · checked Sep 1, 2026
16	Vendasta	Partial evidence	Boston, MA, US	501-1,000	768 contacts →
	Partial evidence “Vendasta is the leading AI software company for customer acquisition and engagement, helping businesses get more customers.” Source: RevenueBase Database · checked Sep 1, 2026
17	Khoros	Partial evidence	Sydney, AU	501-1,000	768 contacts →
	Partial evidence “Khoros' award-winning enterprise software makes it easier for complex brands to engage with customers at scale across digital, social, and brand-owned channels.” Source: RevenueBase Database · checked Sep 1, 2026
18	cm.com	Partial evidence	Kt, NL	1,001-5,000	711 contacts →
	Partial evidence “CM.com (AMS: CMCOM) is a global leader in cloud software for conversational commerce that enables businesses to deliver a superior customer experience.” Source: RevenueBase Database · checked Sep 1, 2026
19	Tanla Platforms Limited	Strong evidence	Hyderabad, IndiaHQ checked Sep 1, 2026	1,001-5,000	700 contacts →
	Strong evidence “Through Tanla Platforms Limited's cloud communications technology, over global enterprises deliver billions of critical customer interactions daily – from vital banking alerts to…” Source: RevenueBase Database · checked Sep 1, 2026
20	Exotel	Partial evidence	Bangalore, IndiaHQ checked Sep 1, 2026	1,001-5,000	691 contacts →
	Partial evidence “Exotel is your AI transformation partner for customer engagement and experience.” Source: RevenueBase Database · checked Sep 1, 2026
21	Emplifi	Strong evidence	Columbus, United StatesHQ checked Sep 1, 2026	501-1,000	579 contacts →
	Strong evidence “Emplifi is a leading customer engagement platform, empowering brands to deliver meaningful, connected experiences across digital channels.” Source: RevenueBase Database · checked Sep 1, 2026
22	Futwork	Indirect evidence	Mumbai, IndiaHQ checked Sep 1, 2026	51-200	553 contacts →
	Indirect evidence “At Futwork, we specialize in omnichannel communication solutions that integrate seamlessly with your business.” Source: RevenueBase Database · checked Sep 1, 2026
23	Moneypenny	Partial evidence	Charleston, SC, US	1,001-5,000	538 contacts →
	Partial evidence “Moneypenny is the leading customer conversations partner to businesses across the UK and US, blending exceptional people with proprietary AI technology to deliver trusted caller…” Source: RevenueBase Database · checked Sep 1, 2026
24	Acoustic	Indirect evidence	Waltham, MA, US	501-1,000	532 contacts →
	Indirect evidence “Acoustic, L.P.” Source: RevenueBase Database · checked Sep 1, 2026
25	RESQ	Partial evidence	Seaham, GB	1,001-5,000	493 contacts →
	Partial evidence “Give your customers a voice with ResQ.” Source: RevenueBase Database · checked Sep 1, 2026

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: customer messaging platforms. 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 customer messaging platforms.
Partial evidence: Its own public description names part of customer messaging platforms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name customer messaging platforms. 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 3,711 customer messaging platforms worldwide

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Customer messaging platforms worldwide at a glance

As of Sep 1, 2026

33.9%Verified-email coverage

12.2%Mobile-number coverage

25.9Average contacts per company

11-50Median size (employees)

4.1%Largest-city concentration · Sao Paulo

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

1,695

11-50

1,306

51-200

495

201-500

126

501-1,000

1,001-5,000

5,001-10,000

10001+

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 customer messaging platforms, 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.
Coverage: 26 countries, largest first: the United States, India, Brazil, the United Kingdom, Canada, France, Germany, Australia, Spain, Mexico and 16 more. Country and city lists for customer messaging platforms are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “customer messaging platforms”. 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 customer messaging platforms), 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 customer messaging platforms, and records with no verified work email.
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, 32,552 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 between September 1, 2026 and 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.

Customer messaging platforms by location

41 lists · largest first

Every Customer messaging platforms 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 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 customer messaging platforms, 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 customer messaging platforms are there worldwide?

RevenueBase identified 3,711 customer messaging platforms worldwide 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?

Ringcentral, headquartered in Sydney, tops this list with the largest team on record.

Which country has the most customer messaging platforms?

The United States leads with 975 companies, followed by India (599) and Brazil (535). Every customer messaging platforms list by country and city is linked on this page.

Which city has the most customer messaging platforms?

Sao Paulo leads with 152 headquartered companies, followed by London (122) and San Francisco (68).

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 32,552 verified decision-maker contacts tracked across these 3,711 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 1, 2026 and 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.