Company lists · Data refreshed September 2026

Top 23 Voice AI companies for healthcare based in London, United Kingdom

RevenueBase identified 64 company matches for voice AI companies for healthcare associated with London, United Kingdom as of September 2026 and tracks 387 professional contacts across them, including 117 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for voice AI companies for healthcare associated with London, 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 29, 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 29, 2026 How this list was built
64Companies
387Contacts tracked
117Verified emails
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The 23 largest voice AI companies for healthcare based in London, United Kingdom

Ranked by team size
Top 23 of 64 company matches for voice AI companies for healthcare based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchLondon, United KingdomHQ recorded Sep 29, 202611-5033 contacts →

Exact match

“Our clinical grade voice biomarkers power a health and safety infrastructure layer for all voice communications - actively partnering across telecomms, telehealth, LLM providers…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20026 contacts →

Exact match

“Scribetech (UK) Ltd.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“If we were to build a healthcare system from scratch, with the patient cohorts we now have, the human resources at our disposal, and the immense power and accessibility of…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“Sentai is a voice enabled virtual companion.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20018 contacts →

Exact match

“QuantumLoopAI is the UK's leading AI receptionist for NHS primary care.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“We are Pando.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“At Puppeteer, we’re building conversational AI for healthcare-HIPAA-compliant AI voice agents and SMS agents powered by LLMs-to automate patient communication end-to-end.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“DeepInfinity.AI leverages generative AI models to perform in-depth and precise medical data analysis.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“Yokeru is transforming telecare with proactive voice AI agents that safeguard independence and reduce pressure on care services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Have you ever wanted to know if you were having a genuine phone conversation with a prospective client?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Our automated digital and telephone platform OTTO uses AI technology to improve the patient journey, streamline communication and enhance productivity across healthcare…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Democratizing Access to Healthcare through Pioneering AI Products LINNAEA is the operating entity of PERPartners, a London-incorporated startup with operations in Cairo, Egypt.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Voxta offers the latest in speech technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Elevate your company's customer service or software control capabilities with our groundbreaking natural language and speech recognition technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Welcome to ClinicalPad, where tradition meets innovation in the realm of medical documentation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Every recruiter knows the problem: 200+ applications per role, every CV polished by AI, and no way to tell who can actually do the job.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-504 contacts →

Exact match

“My Voice AI Ltd is a privately held company and is a pioneer and leader in conversational AI.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Call The AI | Revolutionizing everyday interactions with cutting-edge AI solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“SwiftyAI is an innovative AI startup based in London, dedicated to revolutionizing the way we interact with voice-based systems over the phone.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“SPEEQO Voice AI provides unprecedented insights into users and their experiences using speech analysis and emotion recognition technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“A plug-and-play voice AI platform that ensures small businesses never miss a customer call.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 23 of 64 voice AI companies for healthcare based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 117 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Voice AI companies for healthcare based in London, United Kingdom at a glance

As of Sep 29, 2026
30.2%Verified-email coverage
6.0Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
19
51-200
4
501-1,000
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 64 companies.

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 London, United Kingdom whose business descriptions match “voice AI companies for healthcare” 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 117 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 29, 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.

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

How many voice AI companies for healthcare are there based in London, United Kingdom?

RevenueBase identified 64 company matches for voice AI companies for healthcare associated with London, 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?

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

Which city in the United Kingdom has the most voice AI companies for healthcare?

London leads the United Kingdom with 64 company records, followed by Manchester (4) and Edinburgh (3).

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 117 professional contacts with verified work emails tracked across these 64 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 29, 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.