Company lists · Data refreshed September 2026

Top 25 Voice synthesis companies worldwide

RevenueBase identified 600 company matches for voice synthesis companies worldwide as of September 2026 and tracks 7,916 professional contacts across them, including 1,402 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for voice synthesis 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 22, 2026. Country and city lists for voice synthesis 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 22, 2026 How this list was built
600Companies
7,916Contacts tracked
1,402Verified emails
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The 25 largest voice synthesis companies worldwide

Ranked by team size
Top 25 of 600 company matches for voice synthesis companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 match合肥, ChinaHQ recorded Sep 22, 202610001+2,184 contacts →

Exact match

“iFLYTEK Co, Ltd.(SZ 002230) is a cutting edge speech technology company Core business Fundamental speech technology research Development and marketing of software applications…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLondon, ON, CanadaHQ recorded Sep 22, 2026n/a710 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 · Sep 22, 2026 · View company records in RevenueBase
3Exact matchPlano, TX, United StatesHQ recorded Sep 22, 2026n/a196 contacts →

Exact match

“Deepdub is the enterprise voice infrastructure powering AI in production.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Sep 22, 202651-200172 contacts →

Exact match

“Speechify is the Voice AI Assistant you’ve always wanted.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-200147 contacts →

Exact match

“At Murf AI, we believe voice will always be humanity’s most natural interface and we empower builders and creators to unlock the full potential of AI voice.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchCambridge, United KingdomHQ recorded Sep 22, 202651-200115 contacts →

Exact match

“Speechmatics is the world’s leading expert in speech technology, combining the latest breakthroughs in AI and ML to unlock the business value in human speech.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchMountain View, CA, United StatesHQ recorded Sep 22, 202651-200108 contacts →

Exact match

“Inworld AI is a realtime AI research lab and model provider, providing Voice AI built for realtime conversation that feels as human as it sounds.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-200106 contacts →

Exact match

“AssemblyAI is the best way to build Voice AI apps.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchMclean, VA, United StatesHQ recorded Sep 22, 202651-20095 contacts →

Exact match

“AppTek.ai is a global leader in artificial intelligence (AI) and machine learning (ML) technologies for automatic speech recognition (ASR), neural machine translation (NMT)…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchNew Territories, Hong KongHQ recorded Sep 22, 202651-20079 contacts →

Exact match

“Fano is an AI company specializing in speech and natural language processing technologies to help enterprises with their customer services, compliance, and other lines of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchSeattle, WA, United StatesHQ recorded Sep 22, 202651-20069 contacts →

Exact match

“WellSaid is the AI voiceover platform built for professional audio production.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5067 contacts →

Exact match

“The Voiceover Gallery is an audio production company specialising in Voice, Language & Sound.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, United StatesHQ recorded Sep 22, 202611-5064 contacts →

Exact match

“CAMB.AI is the world’s most advanced AI speech synthesis and translation company.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-20064 contacts →

Exact match

“Smallest.ai is an AI research lab pioneering the future of compact, powerful models.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchSan Mateo, CA, United StatesHQ recorded Sep 22, 202651-20064 contacts →

Exact match

“Artificial intelligence-powered voice and video technologies have been gaining steady popularity in recent years.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-20061 contacts →

Exact match

“Papercup is a machine learning start-up transforming the media industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchNoida, IndiaHQ recorded Sep 22, 202611-5052 contacts →

Exact match

“PharynxAI: Where the power of voice merges with business needs.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchSeoul, South KoreaHQ recorded Sep 22, 202651-20050 contacts →

Exact match

“At Supertone,"Beyond the Voice" encapsulates our commitment to pioneering voice AI that goes further than simple speech imitation-it understands, resonates, and empowers.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchKyiv, UkraineHQ recorded Sep 22, 202611-5046 contacts →

Exact match

“Respeecher offers a variety of AI voice services for creators, studios, and businesses: • AI Voice Lab Get top-tier white-glove AI voice services from a team of sound…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchНижний Новгород, RussiaHQ recorded Sep 22, 202651-20045 contacts →

Exact match

“Команда Neuro.net занимается разработкой голосового ИИ, который неотличим от человеческого голоса.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchSan Bruno, CA, United StatesHQ recorded Sep 22, 2026n/a45 contacts →

Exact match

“Aqlama.ai is a new startup emerged from the experience and success of Aqlama language Services agency that was founded in 2019 by Dr.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchBristol, United KingdomHQ recorded Sep 22, 202651-20043 contacts →

Exact match

“At CareScribe we build technology to help people access the world and level the playing field.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchRozzano, ItalyHQ recorded Sep 22, 202611-5039 contacts →

Exact match

“BdSound, headquartered in Milano area, Italy, with a subsidiary office in Shanghai, China, has been a leading provider of voice technology since 2009.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchMannheim, GermanyHQ recorded Sep 22, 202611-5037 contacts →

Exact match

“SUSI & James - The AI Company Tech StartUp founded in 2014 with the focus on Digital Voice Assistance and Artificial Intelligence.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202611-5032 contacts →

Exact match

“At Rime, we're on a mission to make voice AI feel more human.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 600 voice synthesis companies worldwide

See the full list, filter by size, metro and specialty, and access 1,402 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Voice synthesis companies worldwide at a glance

As of Sep 22, 2026
17.7%Verified-email coverage
13.2Average contacts per company
1-10Median size (employees)
3.3%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
367
11-50
176
51-200
45
201-500
7
501-1,000
2
5,001-10,000
1
10001+
1

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 voice synthesis companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “voice synthesis 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 1,402 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 22, 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.

Voice synthesis companies by location

4 lists · largest first

Every Voice synthesis companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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

How many voice synthesis companies are there worldwide?

RevenueBase identified 600 company matches for voice synthesis 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?

Iflytek Co., LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most voice synthesis companies?

The United States leads with 136 companies, followed by the United Kingdom (36) and India (35). Every voice synthesis companies list by country and city is linked on this page.

Which city has the most voice synthesis companies?

London leads with 20 company records, followed by San Francisco (20) and New York (8).

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 1,402 professional contacts with verified work emails tracked across these 600 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 22, 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.