Company lists · Data refreshed November 2026

Top 25 AI voice assistant companies worldwide

RevenueBase identified 6,558 company matches for AI voice assistant companies worldwide as of November 2026 and tracks 124,055 professional contacts across them, including 28,689 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for AI voice assistant 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 6, 2026. Country and city lists for AI voice assistant 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 6, 2026 How this list was built
6,558Companies
124,055Contacts tracked
28,689Verified emails
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The 25 largest AI voice assistant companies worldwide

Ranked by team size
Top 25 of 6,558 company matches for AI voice assistant companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchGyeonggi-do, South KoreaHQ recorded Nov 6, 202610001+16,484 contacts →

Exact match

“Samsung Mobile is at the forefront of mobile intelligence, shaping the future with Galaxy AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCampbell, CA, United StatesHQ recorded Nov 6, 202610001+9,332 contacts →

Exact match

“24]7.ai™ customer engagement solutions use conversational artificial intelligence to understand customer intent, enabling companies to create personalized, predictive, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 202610001+8,496 contacts →

Exact match

“Say hAI to iSON!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMelville, United StatesHQ recorded Nov 6, 20265,001-10,0004,078 contacts →

Exact match

“Verint helps you deliver AI outcomes now to solve your most pressing CX automation challenges in the contact center and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBurlington, MA, United StatesHQ recorded Nov 6, 202610001+3,659 contacts →

Exact match

“Nuance Communications is a technology pioneer with market leadership in conversational, ambient, and generative AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0002,052 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,642 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,563 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOr Yehuda, IsraelHQ recorded Nov 6, 20261,001-5,0001,471 contacts →

Exact match

“AudioCodes Ltd.(NASDAQ, TASE: AUDC) is a global leader in enterprise voice technology and voice AI innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew York, United StatesHQ recorded Nov 6, 2026501-1,0001,244 contacts →

Exact match

“LivePerson (NASDAQ: LPSN) is the leader in predictable conversational AI and digital transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBurlington, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,237 contacts →

Exact match

“Cerence AI (NASDAQ: CRNC) is a global industry leader in creating intuitive, seamless, AI-powered experiences across automotive and transportation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBoise, United StatesHQ recorded Nov 6, 20261,001-5,0001,140 contacts →

Exact match

“The First AI-Native Contact Center.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-5001,036 contacts →

Exact match

“Sierra helps businesses build better, more human customer experiences with AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20261,001-5,000989 contacts →

Exact match

“Gupshup is the leading platform for building and deploying industry-trained Conversational AI Agents for every business across marketing, commerce, and support use cases.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBellevue, United StatesHQ recorded Nov 6, 2026501-1,000871 contacts →

Exact match

“The collaborative, AI-powered platform for customer conversations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSanta Clara, United StatesHQ recorded Nov 6, 2026501-1,000783 contacts →

Exact match

“SoundHound AI (Nasdaq: SOUN), a global leader in voice and conversational AI, delivers solutions that allow businesses to offer superior experiences to their customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBangalore, IndiaHQ recorded Nov 6, 20261,001-5,000749 contacts →

Exact match

“Exotel is your AI transformation partner for customer engagement and experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNoida, IndiaHQ recorded Nov 6, 2026201-500737 contacts →

Exact match

“At SquadStack.ai, we build Outcome-Driven Voice AI Agents for Sales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSan Mateo, CA, United StatesHQ recorded Nov 6, 20261,001-5,000728 contacts →

Exact match

“Yellow.ai powers the future of service with Agentic AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, ON, CanadaHQ recorded Nov 6, 2026n/a714 contacts →

Exact match

“Voices is the world’s leading enterprise-class marketplace and platform to source voice over actors, ethically license voice AI and access custom voice data to train AI models.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMoscow, RussiaHQ recorded Nov 6, 20261,001-5,000701 contacts →

Exact match

“Кто мы?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBreda, NetherlandsHQ recorded Nov 6, 20261,001-5,000700 contacts →

Exact match

“CM.com (AMS: CMCOM) is a leading European technology company that helps organizations worldwide improve customer interactions through integrated solutions for communications…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMountain View, CA, United StatesHQ recorded Nov 6, 2026501-1,000655 contacts →

Exact match

“Moveworks is the AI Assistant platform the world’s foremost organizations trust to empower their entire workforce with AI that gets work done.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-500603 contacts →

Exact match

“Parloa empowers global enterprises to build, train and manage agentic AI solutions for premier customer experiences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, United StatesHQ recorded Nov 6, 2026501-1,000599 contacts →

Exact match

“Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 6,558 AI voice assistant companies worldwide

See the full list, filter by size, metro and specialty, and access 28,689 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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AI voice assistant companies worldwide at a glance

As of Nov 6, 2026
23.1%Verified-email coverage
18.9Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,303
11-50
1,697
51-200
377
201-500
103
501-1,000
38
1,001-5,000
19
5,001-10,000
2
10001+
12

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 AI voice assistant companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “AI voice assistant 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 28,689 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 6, 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.

AI voice assistant companies by location

45 lists · largest first

Every AI voice assistant 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 “AI voice assistant companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI voice assistant companies are there worldwide?

RevenueBase identified 6,558 company matches for AI voice assistant 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?

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

Which country has the most AI voice assistant companies?

The United States leads with 1,251 companies, followed by India (617) and the United Kingdom (297). Every AI voice assistant companies list by country and city is linked on this page.

Which city has the most AI voice assistant companies?

London leads with 182 company records, followed by San Francisco (147) and Bangalore (127).

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 28,689 professional contacts with verified work emails tracked across these 6,558 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 6, 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.