A curated map of London startups — 76 companies across 11 sectors, sourced from the London Startup Map.
Series A
Specialist healthcare delivery platform.
Brickfields, 37 Cremer Street, London E2 8HD
Series C+
Cloud-native core banking platform used by Chase UK, Westpac and other large banks.
4th Floor, 16 High Holborn, London WC1V 6BX
Seed
Digital banking is only 1% finished which is why we work with global brands to research, design, build, and launch the next 99%.
9 Appold Street, Mindspace, 8th Floor, EC2A 2AP
Stage n/a
London business consulting for digital, tech, gaming and growth systems.
Royal Victoria Gardens, Whiting Way, London SE16 7EN
Bootstrapped
AI-powered deep-factor analytics and indices for institutional equity investors.
25 Wilton Road, London SW1V 1LW
We build AI for the FTSE100. Enterprise-grade systems that automate finance, operations, and customer-facing processes.
London, UK
Stage n/a · YC YS15
An online guide that tells talented graduates how to maximise the impact of their career.
EC4M 7AN, London
The leading AI-powered debt market intelligence platform. Real-time news, data, and analytics across LevFin, private credit, and distressed debt.
2 Minster Court, Mincing Lane, EC3R 7BB
Turn an OpenAPI spec into an AI agent and publish it to Slack, Copilot, Gemini and Teams.
1-2 Paris Gardens, London SE1 8ND
Pre-seed
Case intelligence platform for dispute resolution.
12 Hay Hill, Mayfair, London W1J 8NR
An open source protocol to create non-custodial liquidity markets to earn interest on supplying and borrowing assets.
71-75 Shelton Street, Covent Garden, WC2H 9JQ
Series A · YC YS21
Carbon markets platform and solutions.
1 Finsbury Market, London EC2A 2BN
Skills-on-demand marketplace. Zero fees for freelancers, 8% for businesses.
Mission Kitchen, New Covent Garden Market, Nine Elms, SW8 5EL
Responsible lender making affordable loans accessible via Open Banking.
Summit House, WC1R 4HQ
Proactive NHS GP recall — finds patients due or overdue and recalls them automatically.
8 Hermitage St, London W2 1BE
Series B
NHS communications platform used by nearly 200,000 healthcare professionals weekly.
7 Curtain Road, London EC2A 3LT
The compliance platform trusted by leading UK finance brands. Automate ad approvals and stay FCA-compliant.
82 Clerkenwell Road, London EC1R 5BF
The platform to automate payment collection end-to-end. Eliminate manual work and accelerate cash flow.
2 Catherine Place, SW1E 6HF
Search, observability and security platform built on Elasticsearch (NYSE: ESTC).
Biotech engineering algae strains to produce carbon-neutral biofuels using CO2.
Open-source agents to build predictive ML models from a prompt.
Marketplace connecting authors with vetted editors, designers, and publishing professionals.
Platform for adaptive software that evolves autonomously in production via AI agents.
AI lead generator.
Practice and patient management platform for outpatient clinics.
The AI investment analyst.
HR software for UK small businesses covering onboarding, time off, and performance reviews.
The fastest way to launch product catalogs.
Automated FX hedging and treasury management platform for corporates.
Low-cost international money transfers aimed at migrant workers and SMEs.
Combines blockchain data and AI to help government agencies, crypto businesses, and financial institutions engage confidently with crypto.
Automated factory to produce insect protein for farm animals.
Deep eutectic solvent chemistry that recovers critical metals from e-waste.
The business expenses solution that empowers your people to do more.
Federated platform for secure biomedical data research without moving the data.
Collective bicycle insurance especially for cyclists.
South London's innovation hub and makerspace for hardware and physical-product founders.
AI personal finance assistant.
AI video redaction platform that automatically blurs faces and sensitive data in footage.
The new home for your internet.
Secure your AI systems from new threats that traditional application security tools cannot address.
GreenOps platform measuring and reducing cloud and AI carbon emissions for enterprises.
Embedded financing platform letting marketplaces and PSPs offer merchant lending.
Construction ERP for UK construction teams, run from one platform.
AI-driven spatial proteomics platform to map protein interactions for drug discovery.
AI-powered contract management platform for in-house legal and commercial teams.
Securities trading, financing, and indexing for professional investors on one unified ledger.
AI platform that forecasts and de-risks construction project schedules.
AI-powered immune-profiling discovery engine for precision medicine.
AI-native software engineering platform.
Unify all business spend in one AI-powered spend management platform.
AI agent that learns how a business runs and automates workflows without code.
Tutoring and uni-admissions help for UK students, by Russell Group undergraduates.
Trade crypto, stocks, futures and staking. Trusted by millions worldwide since 2011.
Carbon capture equipment for ships.
Responsible consumer lender making affordable personal loans accessible via Open Banking.
Organizational superintelligence.
AI compliance co-pilot for regulated financial businesses.
Cross-border payments and FX simplified.
Natural plant-based protein bars and shakes for everyday athletes.
Blockchain analytics for financial crime risk management and regulatory compliance in crypto.
Multi-channel revenue attribution and engagement signals for ABM.
Find and book tickets to great entertainment events.
Agentic data notebooks that let any team explore and analyse data without code.
AI-powered context system for teams — gives professionals full background before they start work.
Online self-assessment tax filing with accountants.
The crypto super app for trading, predicting, and earning.
L&D marketplace giving employees a personal learning budget across 250+ providers.
Software orchestrating AI workloads across mixed chip architectures.
B2B platform giving private-sector companies intelligence to win government contracts.
AI-powered trust-management platform automating security compliance and vendor risk.
Reduce staff burnout and drive better patient outcomes with clinical AI.
AI roleplay coach to practise high-stakes conversations before they happen.
Shared AI context layer replacing fragmented tooling for enterprise teams.
The industry-standard oracle platform powering the majority of decentralized finance.
The operating system for enterprise service AI.
