Company lists · Data verified August 2026

Top 21 AI platforms and tools based in London, United Kingdom

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 184 companies tracked

There are 184 AI platforms and tools headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 3,031 professional contacts across them, including 1,036 with verified work emails and 439 with mobile numbers. London is the largest hub.

This list covers AI platforms and tools headquartered in London, 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.

184Companies

3,031Contacts tracked

1,036Verified emails

439Mobile numbers

Unlock all 184 companies Free account · no credit card · 2 minutes

The 21 largest AI platforms and tools based in London, United Kingdom

Ranked by team size

Top 21 of 184 AI platforms and tools based in London, 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	Swsam Solutions	London	11-50	16	4
10	Inference Group	London	51-200	14	6
11	Cognitionhub	London	11-50	10	6
12	Eagle AI Labs	London	11-50	10	2
13	takara.ai	London	11-50	9	8
14	Azaries Limited, Human Artificial Intelligence	London	11-50	9	3
15	Composo	London	11-50	8	4
16	Primer	London	11-50	6	3
17	Neuralfinity	London	11-50	5	2
18	Altimist LTD	London	11-50	3	2
19	Weezboo	London	11-50	3	1
20	Wirk World	London	11-50	2	1
21	Sigma Financial AI	London	11-50	2	1

Showing 21 of 184 AI platforms and tools based in London, United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,036 reachable decision-makers.

Free account · no credit card

See all 184 companies

AI platforms and tools based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 184 HQs

439Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

123

11-50

51-200

201-500

501-1,000

1,001-5,000

AI platforms and tools by metro in the United Kingdom

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 London, 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 London, United Kingdom?

There are 184 AI platforms and tools headquartered in London, 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 1,036 verified decision-maker contacts tracked across these 184 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.

Ready to reach these companies? Verified emails and direct dials for all 184 AI platforms and tools based in London, United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

AI platforms and tools by geography

Browse the directory

Browse: Companies home · AI platforms and tools in United Kingdom · All United Kingdom lists · All AI platforms and tools lists · New lists

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.