Company lists · Data refreshed September 2026

Top 25 Multilingual voice AI companies based in the United Kingdom

RevenueBase identified 145 company matches for multilingual voice AI companies associated with the United Kingdom as of September 2026 and tracks 12,488 professional contacts across them, including 5,737 with verified work emails and 802 with mobile numbers. London is the largest hub.

This list covers company matches for multilingual voice AI companies associated with the United Kingdom, 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 5, 2026.

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 5, 2026 How this list was built
145Companies
12,488Contacts tracked
5,737Verified emails
802Mobile numbers
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The 25 largest multilingual voice AI companies based in the United Kingdom

Ranked by team size
Top 25 of 145 company matches for multilingual voice AI companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMaidenhead, United KingdomHQ recorded Sep 5, 20265,001-10,0009,843 contacts →

Exact match

“Welcome to RWS!”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-200309 contacts →

Exact match

“Mother Tongue builds custom multilingual content solutions for global brands, powered by Creative Language Intelligence.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-200258 contacts →

Exact match

“translate plus, part of Publicis Groupe, is an award-winning language services provider (LSP) and technology company.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-200142 contacts →

Exact match

“At Global Lingo, we help you connect with your international audiences through our premier language and AI driven solutions.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5Exact matchEdinburgh, United KingdomHQ recorded Sep 5, 202651-200130 contacts →

Exact match

“We know a one-size-fits all approach doesn’t work for global companies that need to release huge volumes of content across multiple languages, markets and channels - fast.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6Exact matchCambridge, United KingdomHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-20094 contacts →

Exact match

“Colossyan is an AI video platform where anyone can easily turn text, documents, presentations and screen recordings into avatar‑narrated training videos, no editing experience…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5086 contacts →

Exact match

“Codex Global is a forward-thinking Language Solutions Integrator: we work with international brands and organisations to ensure they are deploying best-of-breed technology and…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-20061 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-20052 contacts →

Exact match

“Creative Virtual is a conversational AI leader recognised in the industry for our nearly two decades of experience and unmatched expertise.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 5, 202651-20033 contacts →

Exact match

“We develop multilingual human & AI solutions that outperform others to increase your revenue, improve customer retention, save time, reduce costs and protect your private data.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5032 contacts →

Exact match

“We are developing an AI-driven simultaneous speech interpreter designed to connect people from diverse linguistic and cultural backgrounds.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5022 contacts →

Exact match

“Jiva.ai is an AI company that uses a model fusion first approach to machine learning to provide a sophisticated platform that enables multi-modal AI.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5021 contacts →

Exact match

“Taia Translations is a modern AI-assisted translation platform.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5020 contacts →

Exact match

“From pioneering AI and NLP in Latin America to achieving US$3M in sales, Alana has shaped the way brands and customers connect.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 5, 20261-1019 contacts →

Exact match

“At emotii.ai, we believe that true communication goes beyond words.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18Exact matchOxford, United KingdomHQ recorded Sep 5, 202611-5019 contacts →

Exact match

“At Traduzz Limited, we are a quality-driven translation and interpretation company with a strong focus on USA & Latin American Spanish.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19Exact matchGravesend, United KingdomHQ recorded Sep 5, 202611-5017 contacts →

Exact match

“We are Voice Talent Online; the leading international voice over experts, creating immersive audio experiences for global brands.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5013 contacts →

Exact match

“At NeuralSpace, we are AI developers inspired by human creativity.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 5, 20261-1011 contacts →

Exact match

“JIQ AI is a leading developer in Conversational AI.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22Exact matchAdderbury, United KingdomHQ recorded Sep 5, 20261-1010 contacts →

Exact match

“Elevating Business with Voice AI - Aiphoria At Aiphoria, we're pioneering the next wave of voice AI technology, transforming audio data into actionable insights and opportunities.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5010 contacts →

Exact match

“DeepZen turns your text into audio content that’s rich with the emotion, intonation and rhythm of the natural voice by using AI.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 5, 202611-5010 contacts →

Exact match

“Helping millions of people and business teams speak foreign languages with confidence using AI.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 5, 20261-108 contacts →

Exact match

“Neuphonic is building the best ultra low latency text-to-speech system to create the most natural, responsive conversations with AI possible.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase

Showing 25 of 145 multilingual voice AI companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 5,737 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Multilingual voice AI companies based in the United Kingdom at a glance

As of Sep 5, 2026
45.9%Verified-email coverage
6.4%Mobile-number coverage
86.1Average contacts per company
1-10Median size (employees)
55.2%Largest-city concentration · London
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
87
11-50
40
51-200
12
201-500
3
501-1,000
2
5,001-10,000
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “multilingual voice AI 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 5,737 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 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.

Multilingual voice AI companies by metro

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

How many multilingual voice AI companies are there based in the United Kingdom?

RevenueBase identified 145 company matches for multilingual voice AI companies associated with the United Kingdom 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?

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

Which city has the most multilingual voice AI companies?

London leads with 80 company records, followed by Edinburgh (8) and Cambridge (5).

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 5,737 professional contacts with verified work emails tracked across these 145 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 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.