All Rankings

Top 100 AI Startups in London 2026

The most-funded artificial intelligence and machine learning startups headquartered in London, ranked by total capital raised.

Known total funding for 100 of 100 ranked companies: $27.4B.

Showing top 100 matching companies · Ranked by total funding raised

Use company data through the API.
Example request
curl "https://indexed.vc/api/v1/companies?industries=Artificial+Intelligence,Generative+AI,Machine+Learning&countries=United+Kingdom&cities=London&operatingStatus=active&sort=total_funding_raised&order=desc&limit=100" -H "X-API-Key: YOUR_API_KEY"

The API has no company type filter, so public companies can appear; this list counts private companies only.

The API cannot leave out companies whose latest round is a grant, private equity or debt financing; this list does.

Data from Indexed.vcUpdated

Methodology: up to 100 active companies matching this list's filters are ordered by disclosed total funding in USD. Companies whose latest round is one of: Grant, Private Equity, Debt Financing are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

76
Raft

Raft is an AI-powered logistics platform automating workflows for freight forwarders and customs ...

London, United Kingdom51–200Artificial Intelligence, SaaS
Series BTotal funding$45.0MJul 2023
77
Gradient Labs

Gradient Labs builds AI agents for financial services customer operations, earning customer satis...

London, United Kingdom11–50Artificial Intelligence, Financial Services
Extension RoundTotal funding$44.0MJun 2026
78
Latent Labs

Latent Labs builds generative AI foundation models that help biotechnology and pharmaceutical par...

London, United Kingdom11–50Artificial Intelligence, Biotech
Series ATotal funding$43.3MFeb 2025
79
Gensyn

Gensyn is a machine learning computing protocol for the world's deep learning models. It connects...

London, United Kingdom11–50Artificial Intelligence, Crypto & Web3
Series ATotal funding$43.0MJun 2023
80
V7

AI data platform and agent builder enabling finance, legal, and insurance teams to automate compl...

London, United Kingdom51–200Artificial Intelligence, Developer Tools
Series ATotal funding$43.0MNov 2022
81
Peptone

Biotechnology company designing small-molecule therapeutics that target intrinsically disordered ...

London, United Kingdom11–50Artificial Intelligence, Biotech
Series ATotal funding$42.5MJun 2022
82
SLAMcore

Provides vision-based SLAM and spatial intelligence for warehouses and robots to enable real-time...

London, United Kingdom11–50Computer Vision, Industrials
Venture RoundTotal funding$42.5MMay 2026
83
Recraft

Recraft helps professional designers, illustrators, and marketers generate and iterate images, ve...

London, United Kingdom11–50Artificial Intelligence, SaaS
Series BTotal funding$42.0MMay 2025
84
NovaKid

Online English school for children aged 4–12 offering live lessons with native teachers, gamified...

London, United Kingdom201–500Artificial Intelligence, EdTech
Series BTotal funding$41.5MAug 2021
85
Fyxer

Fyxer builds AI executive assistant that drafts email replies, organise message and handle follow...

London, United Kingdom51–200Artificial Intelligence, Productivity
Venture RoundTotal funding$40.0MSep 2025
86
Definely

AI-powered legal tech that helps lawyers draft, review, and manage complex contracts inside Micro...

London, United Kingdom51–200Artificial Intelligence, Legal Tech
Series BTotal funding$40.0MJun 2025
87
1001 AI

1001 provides an AI-powered intelligence layer that helps enterprises transform decisions, orches...

London, United Kingdom1–10Artificial Intelligence, Construction Tech
Series ATotal funding$39.0MJun 2026
88
Fifth Dimension AI

Fifth Dimension AI is a decision intelligence platform for real-assets investors and managers, us...

London, United Kingdom11–50Artificial Intelligence, Real Estate
Series ATotal funding$38.5MMay 2026
89
Arrakis

Arrakis builds an AI operating system for industrial enterprises, combining a sovereign multi-mod...

London, United Kingdom11–50Artificial Intelligence, Manufacturing
SeedTotal funding$37.5MJul 2026
90
Geordie

Geordie is an AI governance platform helping enterprises adopt AI agents safely through posture m...

London, United Kingdom1–10Artificial Intelligence, Cybersecurity
Series ATotal funding$36.5MMay 2026
91
Realeyes

AI-powered human verification and emotion analytics platform founded at Oxford University, servin...

London, United KingdomArtificial Intelligence, SaaS
Series CTotal funding$36.1MJun 2019
92
MDOTM

MDOTM's Sphere platform enables asset and wealth managers to transform market intelligence and in...

London, United Kingdom51–200Artificial Intelligence, Fintech
Growth EquityTotal funding$36.0MJun 2026
93
dopay

SaaS solution that helps corporates to compute and deliver payroll to both banked and unbanked wo...

London, United Kingdom11–50Artificial Intelligence, Fintech
Extension RoundTotal funding$35.9MJul 2024
94
Callsign

Callsign helps organizations recognize users naturally and securely through intelligent authentic...

London, United Kingdom201–500Artificial Intelligence, Cybersecurity
Series ATotal funding$35.0MJul 2017
95
Relation Therapeutics

Relation Therapeutics uses proprietary data and AI platforms to guide medicine development, with ...

London, United Kingdom11–50Artificial Intelligence, Biotech
SeedTotal funding$35.0MMar 2024
96
Unaric

Unaric turns customer data into Salesforce-native context, helping Agentforce and teams identify ...

London, United Kingdom51–200Artificial Intelligence, Fintech
SeedTotal funding$35.0MJun 2023
97
Seldon

Seldon provides a Kubernetes-native, cloud-agnostic stack for deploying and governing production ...

London, United Kingdom11–50Artificial Intelligence, Infrastructure
Series BTotal funding$34.5MMar 2023
98
nPlan

Provides AI forecasts and risk management for construction projects to help owners and contractor...

London, United Kingdom51–200Analytics, Artificial Intelligence
Series BTotal funding$34.5MOct 2025
99
Prolific

Prolific connects researchers, AI developers, and product teams with vetted participants to colle...

London, United Kingdom51–200AI Operations, Marketplace
Series ATotal funding$33.4MJul 2023
100
Hackajob

Hackajob is an online marketplace that matches technical candidates directly with employers and t...

London, United Kingdom51–200HR Tech, Artificial Intelligence
Series ATotal funding$33.0MOct 2024