Company lists · Data verified August 2026

Top 25 Enterprise AI companies based in the United Kingdom

Name: Enterprise AI companies 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 2,495 companies tracked

There are 2,495 enterprise AI companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 45,431 professional contacts across them, including 11,674 with verified work emails and 2,244 with mobile numbers. London is the largest hub.

This list covers enterprise AI companies 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.

2,495Companies

45,431Contacts tracked

11,674Verified emails

2,244Mobile numbers

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The 25 largest enterprise AI companies based in the United Kingdom

Ranked by team size

Top 25 of 2,495 enterprise AI companies 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	24 7.ai	London	10001+	8,414	547
2	Version 1	Newcastle Upon Tyne	1,001-5,000	3,198	1,990
3	Mobius Knowledge Services	London	501-1,000	1,434	60
4	Quantium	London	1,001-5,000	1,274	687
5	Kubrick Group	London	501-1,000	1,003	679
6	Faculty	London	201-500	565	269
7	Acuvate	London	201-500	541	258
8	NOBLQ	London	1,001-5,000	468	52
9	Commencis	Hammersmith	201-500	461	278
10	Venturedive	London	201-500	399	117
11	Netcall	Poole	201-500	348	234
12	Hashroot	Farnborough	201-500	333	2
13	Riseup Labs	London	1,001-5,000	274	37
14	Innova-Tsn	London	201-500	271	40
15	Q Agency	London	201-500	263	166
16	Vcreatek Consulting	Cardiff	201-500	245	64
17	Beamery	Hylo London	201-500	241	143
18	Dreamztech Solutions	Watford	201-500	227	68
19	Quantco	London	201-500	226	180
20	Keepler Data Tech	London	201-500	224	24
21	Covasant	Reading	201-500	213	43
22	Worktual AI	London	201-500	154	2
23	TQA	Cardiff	201-500	142	63
24	tray.ai	London	201-500	136	17
25	PEAK	Manchester	201-500	135	42

Showing 25 of 2,495 enterprise AI companies based in the United Kingdom

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Enterprise AI companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 1426 HQs

2,244Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

1,654

11-50

616

51-200

143

201-500

501-1,000

1,001-5,000

10001+

Enterprise AI companies by metro

Metro	Companies
Enterprise AI companies in London	1426
Enterprise AI companies in Manchester	78
Enterprise AI companies in Birmingham	45
Enterprise AI companies in Glasgow	35
Enterprise AI companies in Bristol	30
Enterprise AI companies in Edinburgh	28
Enterprise AI companies in Leeds	21

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 “enterprise AI companies”, 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; 0 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 enterprise AI companies are there based in the United Kingdom?

There are 2,495 enterprise AI companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

24 7.ai, headquartered in London, tops this list with the largest team on record.

Which city has the most enterprise AI companies?

London leads with 1426 headquartered companies, followed by Manchester (78) and Birmingham (45).

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 11,674 verified decision-maker contacts tracked across these 2,495 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.