AI Companies in London

Market Intelligence Report - Updated April 2026

1,523

Total Companies

AI companies headquartered in London

138

Average Company Size

Mean employee count

Seed Round

Most Common Stage

Among funded companies

Python

#1 Technology

Used by 24.8% of companies

$1M-$5M

Top Revenue Band

Most common revenue range

London is one of Europe's leading AI ecosystems, home to over 1,500 companies building with artificial intelligence, machine learning, and generative AI. The market spans from early-stage startups to publicly traded giants like Google DeepMind and Darktrace. Software Development and Technology dominate the industry mix, with Python as the most adopted language. This report breaks down the full landscape by industry, company size, funding stage, revenue, and technology stack.

Industry Distribution

Software Development

30.9%

Tech & Internet

18.3%

IT Services

7.7%

Information Technology

4.1%

Tech & Media

3.3%

Higher Education

3%

Staffing & Recruiting

2.7%

Business Consulting

2.5%

Company Size

1-10

58.9%

11-50

8%

51-200

18.6%

201-500

4.3%

501-1,000

0.9%

1,001-5,000

5.6%

5,001-10,000

1.2%

10,001+

1.4%

Revenue Distribution

$1M-$5M

44.6%

$5M-$20M

22.3%

$0-$1M

17.7%

$20M-$100M

4.2%

$100M-$500M

1.9%

$500M+

1.2%

Funding Landscape

Seed Round

23.8%

Corporate Round

12.6%

Venture Round

10.8%

Pre Seed Round

10.1%

Grant

7%

Series A

6.1%

Private Equity

5.3%

Equity Crowdfunding

4%

Debt Financing

3.9%

Series B

2.2%

Most Popular Technologies

Python

24.8%

Docker

12.9%

TypeScript

10.5%

Kubernetes

10.4%

SQL

9.8%

GitHub

8.7%

JavaScript

8.2%

Jira

7.8%

PostgreSQL

7.4%

OpenAI

6.6%

Top Companies

Company	Industry	Size	Revenue	Funding
Google DeepMind	Technology & Internet	5,001-10,000	$1B-$5B	Corporate Round
Darktrace	Software Development	1,001-5,000	$500M-$1B	Corporate Round
Faculty	Technology & Internet	501-1,000	$5M-$20M	Corporate Round
Quantexa	Software Development	501-1,000	$20M-$100M	Series F
Wayve	Software Development	501-1,000	$1B-$5B	Series C
ElevenLabs	Software Development	501-1,000	$1M-$5M	Series D
Synthesia	Software Development	501-1,000	$100M-$500M	Series E
Graphcore	Software Development	201-500	$1M-$5M	Corporate Round
Cognism	Software Development	201-500	$20M-$100M	Series C
ComplyAdvantage	Software Development	201-500	$20M-$100M	Series C

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FAQs

How many AI companies are in London in 2026?

Landbase has identified 1,523 AI companies headquartered in London, spanning machine learning, generative AI, computer vision, NLP, and AI infrastructure.

What industries do London AI companies operate in?

Software Development leads at 30.9%, followed by Technology & Internet (18.3%), IT Services (7.7%), and Information Technology (4.1%). The remaining companies span higher education, staffing, consulting, and other sectors.

What technologies do AI companies in London use?

Python dominates at 24.8%, followed by Docker (12.9%), TypeScript (10.5%), Kubernetes (10.4%), and SQL (9.8%). OpenAI and PyTorch are also widely adopted, reflecting the generative AI wave.

What is the average size of an AI company in London?

The average AI company in London has 138 employees. 58.9% are small teams of 1-10 people, while 18.6% have 51-200 employees. Notable large companies include Google DeepMind (8,000+) and Darktrace (2,500+).

How are AI companies in London funded?

27% of London AI companies have disclosed funding. Seed Round is the most common stage (23.8% of funded companies), followed by Corporate Round (12.6%), Venture Round (10.8%), and Pre Seed (10.1%). Series A accounts for 6.1% of funded companies.