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.

26
Tractable

Tractable builds AI-powered visual damage assessment technology that helps insurers, dealerships,...

London, United Kingdom201–500Artificial Intelligence
Series DTotal funding$175.0MJul 2023
27
Humanoid

UK robotics company building commercially scalable industrial humanoid robots (HMND 01).

London, United Kingdom201–500Artificial Intelligence, Robotics
Series ATotal funding$152.0MJul 2026
28
Model ML

Model ML is an AI finance agent that helps banks, consultants, and asset managers produce client-...

London, United Kingdom1–10Artificial Intelligence, Financial Services
Venture RoundTotal funding$150.0MNov 2025
29
Automata

Automata builds the LINQ lab automation platform so life-science labs can run genomics, cell biol...

London, United Kingdom51–200Artificial Intelligence, Life Sciences
Series CTotal funding$142.4MJan 2026
30
CHARM Therapeutics

AI-driven biotech developing next-generation menin inhibitors and small-molecule therapeutics for...

London, United Kingdom11–50Life Sciences, Biotech
Series BTotal funding$130.0MSep 2025
31
Plum

Plum is a money app that automatically helps people save and invest through automations, easy-acc...

London, United Kingdom11–50Artificial Intelligence, Fintech
Series BTotal funding$128.7MMar 2026
32
Tessl

Provides a package manager and lifecycle platform to version, evaluate, and distribute agent skil...

London, United Kingdom11–50Artificial Intelligence, Developer Tools
Venture RoundTotal funding$125.0MMar 2025
33
Attio

AI-native CRM platform designed for modern go-to-market teams, offering relationship intelligence...

London, United Kingdom51–200CRM, SaaS
Series CTotal funding$116.2MAug 2025
34
Lawhive

AI-native consumer law firm combining experienced lawyers with proprietary technology to deliver ...

London, United Kingdom51–200Artificial Intelligence, SaaS
Series BTotal funding$112.1MFeb 2026
35
ComplyAdvantage

ComplyAdvantage provides an AI-native financial crime platform that helps enterprises automate AM...

London, United Kingdom201–500Artificial Intelligence, Cybersecurity
Venture RoundTotal funding$110.9MSep 2024
36
Callosum

AI workload orchestration platform

London, United Kingdom1–10Artificial Intelligence
SeedTotal funding$110.3MAug 2026
37
Encord

Encord is the multimodal data layer for physical AI, helping teams manage, curate, annotate, and ...

London, United Kingdom51–200Artificial Intelligence, Developer Tools
Series CTotal funding$110.0MAug 2024
38
Metaview

Metaview is an AI recruiting platform that automates interview notes, candidate reports, job post...

London, United Kingdom51–200Artificial Intelligence, SaaS
Series CTotal funding$108.0MSep 2026
39
Isembard

Isembard is a software-first manufacturing company that scales prototype-to-factory production fo...

London, United Kingdom1–10Artificial Intelligence, Manufacturing
Series ATotal funding$106.3MApr 2026
40
Vertice

AI-powered procurement platform for finance and procurement teams that automates intake-to-procur...

London, United Kingdom201–500Analytics, Artificial Intelligence
Series CTotal funding$101.0MJan 2025
41
Attest

Attest is on a mission to bring every business closer to consumers, and empower them with the ins...

London, United Kingdom51–200Analytics, Marketing Tech
Series BTotal funding$91.0MOct 2021
42
hyperexponential

AI-powered pricing and underwriting platform for commercial P&C insurers that helps actuaries and...

London, United Kingdom201–500Fintech, Artificial Intelligence
Series BTotal funding$91.0MJan 2024
43
Sona

Sona is an AI workforce management platform that helps large frontline organisations in hospitali...

London, United Kingdom51–200Artificial Intelligence, HR Tech
Series BTotal funding$81.5MApr 2026
44
Huma

Huma provides healthcare professionals with a dashboard displaying vital signs, biomarkers, and p...

London, United Kingdom501–1000Digital Health, Healthcare
Venture RoundTotal funding$80.0MJul 2024
45
LetsDoThis

AI-powered event registration platform that turns data into direction for sports and fitness events.

London, United Kingdom51–200Events, Sports
Series BTotal funding$80.0MJun 2022
46
CloudNC

Builds AI-powered CAM software (CAM Assist) that automates CNC toolpath generation and quoting fo...

London, United Kingdom51–200Artificial Intelligence, Automation
Venture RoundTotal funding$79.3MSep 2026
47
Causaly

Causaly is an AI platform for life sciences research that enables scientists to rapidly discover ...

London, United Kingdom51–200Artificial Intelligence, Biotech
Series BTotal funding$78.0MJul 2023
48
Orbital

Orbital brings real estate expertise and AI technology together to help legal and property teams ...

London, United Kingdom51–200Artificial Intelligence, Legal Tech
Pre-seedTotal funding$75.8MJun 2026
49
Omnea

Omnea is the agentic operating system for procurement, helping teams surface savings they couldn'...

London, United Kingdom51–200Artificial Intelligence
Series BTotal funding$75.0MSep 2025
50
Scribe Labs

Scribe is a data platform for company information, powered by research-based AI. Uncover deep ins...

London, United Kingdom1–10Artificial Intelligence, Data & Analytics
Series CTotal funding$75.0MNov 2025