Company lists · Data verified August 2026

Top 25 AI platforms and tools based in the United Kingdom

Name: AI platforms and tools based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 258 companies tracked

There are 258 AI platforms and tools headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 3,265 professional contacts across them, including 1,073 with verified work emails and 449 with mobile numbers. London is the largest hub.

This list covers AI platforms and tools headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

258Companies

3,265Contacts tracked

1,073Verified emails

449Mobile numbers

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The 25 largest AI platforms and tools based in the United Kingdom

Ranked by team size

Top 25 of 258 AI platforms and tools based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Quantium	London	1,001-5,000	1,274	687
2	Retool	London	201-500	429	196
3	Kanhasoft	London	51-200	130	15
4	Samyotech	London	51-200	80	4
5	Seldon	London	51-200	64	19
6	Turintech AI	London	11-50	53	31
7	netmind.ai	London	51-200	33	10
8	swifter.io	London	51-200	27	8
9	jiva.ai	n/a	11-50	24	16
10	Swsam Solutions	London	11-50	16	4
11	Inference Group	London	51-200	14	6
12	Cognitionhub	London	11-50	10	6
13	Eagle AI Labs	London	11-50	10	2
14	takara.ai	London	11-50	9	8
15	Azaries Limited, Human Artificial Intelligence	London	11-50	9	3
16	Composo	London	11-50	8	4
17	ebi.ai	Warwick	11-50	7	4
18	Primer	London	11-50	6	3
19	Neuralfinity	London	11-50	5	2
20	Altimist LTD	London	11-50	3	2
21	Weezboo	London	11-50	3	1
22	Aivantor LTD	Glasgow	11-50	2	2
23	Wirk World	London	11-50	2	1
24	Sigma Financial AI	London	11-50	2	1
25	Cyberdes	Cardiff	11-50	1	1

Showing 25 of 258 AI platforms and tools based in the United Kingdom

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AI platforms and tools based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 184 HQs

449Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

176

11-50

51-200

201-500

501-1,000

1,001-5,000

AI platforms and tools by metro

Metro	Companies
AI platforms and tools in London	184
AI platforms and tools in Cambridge	5
AI platforms and tools in Birmingham	4
AI platforms and tools in Manchester	4
AI platforms and tools in Portsmouth	2
AI platforms and tools in Milton Keynes	2
AI platforms and tools in Southampton	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “AI platforms and tools”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many AI platforms and tools are there based in the United Kingdom?

There are 258 AI platforms and tools headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Quantium, headquartered in London, tops this list with the largest team on record.

Which city has the most AI platforms and tools?

London leads with 184 headquartered companies, followed by Cambridge (5) and Birmingham (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,073 verified decision-maker contacts tracked across these 258 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.