Company lists · Data verified August 2026

Top 25 AI agent platforms based in London, United Kingdom

Name: AI agent platforms 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 461 companies tracked

There are 461 AI agent platforms headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 4,697 professional contacts across them, including 1,290 with verified work emails and 788 with mobile numbers. London is the largest hub.

This list covers AI agent platforms 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.

461Companies

4,697Contacts tracked

1,290Verified emails

788Mobile numbers

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The 25 largest AI agent platforms based in London, United Kingdom

Ranked by team size

Top 25 of 461 AI agent platforms 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	Retool	London	201-500	429	196
2	Lumapps	London	501-1,000	409	207
3	Polyai	London	201-500	325	82
4	Decagon	London	201-500	290	171
5	Kanhasoft	London	51-200	130	15
6	Databook	London	51-200	106	60
7	Predictx	London	51-200	83	47
8	Spitch	London	51-200	79	32
9	COGNA	London	51-200	70	46
10	Conquer AI	London	51-200	51	4
11	Talks & Talks	London	51-200	43	7
12	IOVOX	London	11-50	34	26
13	Veyn AI	London	11-50	32	6
14	Agile Loop	London	11-50	30	3
15	Nanosemantics LAB	London	51-200	29	7
16	swifter.io	London	51-200	27	8
17	Jaam Automation	London	11-50	25	19
18	ORTOO	London	11-50	25	16
19	Futuria	London	11-50	21	14
20	Pointee	London	11-50	21	13
21	Brainpool AI	London	11-50	21	9
22	Opendialog AI	London	11-50	15	11
23	Feedyou	London	11-50	15	10
24	Covecta	London	11-50	15	4
25	Zenpulsar	London	11-50	14	3

Showing 25 of 461 AI agent platforms based in London, United Kingdom

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AI agent platforms based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 461 HQs

788Contacts with mobile numbers

14Emails re-verified in last 30 days

Companies by employee count

1-10

306

11-50

118

51-200

201-500

501-1,000

AI agent platforms by metro in the United Kingdom

Metro	Companies
AI agent platforms in London	461
AI agent platforms in Manchester	26
AI agent platforms in Birmingham	14
AI agent platforms in Glasgow	10
AI agent platforms in Edinburgh	8
AI agent platforms in Milton Keynes	8
AI agent platforms in Cardiff	7

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 agent platforms”, 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; 14 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 agent platforms are there based in London, United Kingdom?

There are 461 AI agent platforms headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most AI agent platforms?

London leads with 461 headquartered companies, followed by Manchester (26) and Birmingham (14).

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 1,290 verified decision-maker contacts tracked across these 461 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.