Company lists · Data refreshed September 2026

Top 25 AI customer service companies based in the United Kingdom

RevenueBase identified 736 company matches for AI customer service companies associated with the United Kingdom as of September 2026 and tracks 9,296 professional contacts across them, including 2,624 with verified work emails. London is the largest hub.

This list covers company matches for AI customer service 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 19, 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 19, 2026 How this list was built
736Companies
9,296Contacts tracked
2,624Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest AI customer service companies based in the United Kingdom

Ranked by team size
Top 25 of 736 company matches for AI customer service companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 19, 20261,001-5,0001,991 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 · Sep 19, 2026 · View company records in RevenueBase
2Exact matchWrexham, United KingdomHQ recorded Sep 19, 20261,001-5,000530 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchKingston Upon Hull, United KingdomHQ recorded Sep 19, 20261,001-5,000490 contacts →

Exact match

“Give your customers a voice with ResQ.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchBedford, United KingdomHQ recorded Sep 19, 2026201-500350 contacts →

Exact match

“It's our mission to offer versatile, powerful solutions that use AI to automate processes and engage customers.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchSouthend-on-sea, United KingdomHQ recorded Sep 19, 2026501-1,000318 contacts →

Exact match

“Ventrica is a global leader in delivering emotive CX through BPO.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200145 contacts →

Exact match

“Attio is the AI CRM for the next era of companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 19, 2026201-500140 contacts →

Exact match

“Echoing our clients in every conversation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchBristol, United KingdomHQ recorded Sep 19, 202651-200131 contacts →

Exact match

“Route 101 offers award-winning customer engagement solutions that help you reduce operational costs, enhance efficiency, and deliver a next-generation customer experience (CX).”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200127 contacts →

Exact match

“Natterbox is an AI-powered contact center solution that's natively integrated to Salesforce.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20085 contacts →

Exact match

“Humanizing AI-Powered Customer Support The future of customer support is intelligent, efficient-and unmistakably human.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchWatford, United KingdomHQ recorded Sep 19, 202651-20074 contacts →

Exact match

“Engagely.ai is a leading No code total CX Platform with out-of-the-box CX automation solutions that helps enterprises automate customer support and engagement & thereby creates…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20070 contacts →

Exact match

“DigitalGenius allows online retailers and ecommerce brands to fully resolve customer service queries using the power of AI and automation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5063 contacts →

Exact match

“Hook is building a new world for Customer Success, powered by AI.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchManchester, United KingdomHQ recorded Sep 19, 202651-20061 contacts →

Exact match

“MaxContact is the AI-powered customer engagement platform that transforms customer conversations into measurable business outcomes.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5050 contacts →

Exact match

“Gravitas AI is a niche artificial intelligence and blockchain company with a focus on empowering organisations to optimize productivity and enhance customer experience.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 19, 2026501-1,00050 contacts →

Exact match

“Socialbear® is the global leader in AI + Human 🤖 Customer Support and Community Management - powering support for the world’s largest brands.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchIpswich, United KingdomHQ recorded Sep 19, 202651-20048 contacts →

Exact match

“Core Cognitics is one of the pioneers in AI-native Business Communications (CX) solutions with AI Voice Agents and a trailblazing AI Operating System for blended Human-AI teams.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20047 contacts →

Exact match

“Digital Apple is a full-service creative agency for B2B.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20046 contacts →

Exact match

“At NDI, we enable artificial Intelligence in businesses for companies of all sizes through simple AI transformation and risk-free AI Automation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5046 contacts →

Exact match

“Founded in 2018 by a team with international experience, develops conversational automation solutions that manage for some of the ’.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5043 contacts →

Exact match

“Gradient Labs is the conversational AI platform transforming customer operations in financial services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchEpsom, United KingdomHQ recorded Sep 19, 202611-5043 contacts →

Exact match

“We know how it goes.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchRayleigh, United KingdomHQ recorded Sep 19, 202611-5037 contacts →

Exact match

“SentiSum is the closed-loop intelligence layer that turns customer voice into measurable cost reduction across the customer-facing P&L.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5035 contacts →

Exact match

“The iovox AI platform unlocks the potential of every customer conversation, from calls and texts to chats.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 736 AI customer service companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,624 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

AI customer service companies based in the United Kingdom at a glance

As of Sep 19, 2026
28.2%Verified-email coverage
12.6Average contacts per company
1-10Median size (employees)
55.7%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
506
11-50
176
51-200
33
201-500
11
501-1,000
5
1,001-5,000
4
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 736 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 the United Kingdom whose business descriptions match “AI customer service 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 2,624 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 19, 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 customer service 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 “AI customer service companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI customer service companies are there based in the United Kingdom?

RevenueBase identified 736 company matches for AI customer service 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?

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

Which city has the most AI customer service companies?

London leads with 410 company records, followed by Manchester (26) and Bristol (10).

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 2,624 professional contacts with verified work emails tracked across these 736 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 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 736 AI customer service companies based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.