84 of London's best tech companies sit outside the main tech neighbourhoods, led by Other (23).

DAZN is a sports streaming platform available in more than 200 countries and territories.

Hyperoptic builds and runs its own full-fibre network and sells broadband to homes and businesses in the UK.

Online travel agency selling package holidays to UK customers.

Platform that lets managed service providers manage, secure and monitor Microsoft 365 across many client tenants.

Subscription platform where creators, including AI creators, sell content and monetise fans.

UK mobile network selling SIM plans and a backup eSIM that connects to EE, O2, Three and Vodafone, with free roaming in 180+ countries.

Runs college campus stores in the US and delivers digital course materials to students through its own platform.

Surprise-trip platform that matches travellers to a booked itinerary of flights, stays and activities, revealing the destination at the airport.

Online marketplace that matches schools in the UK and US with supply teachers and support staff.

Digital freight forwarder and supply chain platform that books, tracks and manages international shipments for brands.

App for booking chauffeur-driven car journeys in London, Paris, New York and Dubai, with personal and business accounts.

Referral and customer advocacy platform that lets brands run refer-a-friend programmes and track the customers they bring in.

Booking and commerce platform for businesses that sell travel, events and experiences.

Ofsted-registered childminder agency and platform that trains and supports home-based childminders and lets parents find and book them.

Company behind the Pydantic Python validation library, the Pydantic AI agent framework and Logfire observability.

Carv makes clip-on ski boot sensors and an app that give skiers real-time audio coaching on their technique.

Bloom & Wild sells flowers, plants and gifts online for delivery, including letterbox flowers.

CULT MIA is an online marketplace selling clothing and accessories from vetted independent fashion designers.

Diginius Insight is a software platform that pulls together digital advertising, SEO, lead and reporting data for brands and marketing agencies.

Dating and marriage app for Muslims, connecting single Muslims worldwide.

Develops and operates vertiports and heliports for electric air taxis and drones across 10 countries.

what3words divides the world into 3m squares and gives each a unique three-word address, used in its app and API.

Mobile platform for store teams that combines task management, communications, training and AI copilots for retail operations.

Software platform that energy suppliers use for billing, customer care and smart management of EVs and home devices.

Builds hardware that makes synthetic natural gas from green hydrogen and captured CO2 for injection into existing gas pipelines.

Physics-based software that makes batteries in EVs and devices charge faster and last longer.

AI cameras and software that identify waste on recycling lines so plants recover more material.

AI-powered platform that lets businesses buy electricity straight from generators without wholesale markups.

Uses precision fermentation to make milk proteins without cows for uses such as infant formula and supplements.

Digital product passport and traceability platform that tracks critical battery materials such as cobalt and lithium through supply chains.

Makes Hybrid Intelligent Transformers that give grids, data centres and industrial sites precise power flow control.

Electrochemical direct air capture machines that pull CO2 from the air for use or storage.

Grows textile materials from bacterial nanocellulose as a lower-impact alternative to leather and plastics.

Makes seaweed and plant based packaging that replaces single use plastic.

AI vision and robotic sorting systems that help recycling facilities recover more material from mixed waste.

Makes Vivomer, a compostable plastic alternative made by microbial fermentation, used for cosmetics and personal care packaging.

Builds an electrochemical reactor that makes hydrogen from water and specialty chemicals from carbon-rich waste.

Runs salary sacrifice schemes that let employees lease new or used electric cars paid from gross salary at no cost to the employer.

Makes cell-free synthetic DNA (dbDNA) at scale for gene therapies and genetic medicines.

Curated online marketplace for supplements, wellness tech and health products.

Online platform giving access to psychiatrists, therapists and coaches for ADHD, autism and mental health assessments and care.

King's College London spinout using hyperspectral imaging and AI to help surgeons see tissue in real time.

Develops siRNA medicines that silence disease-causing genes, with programmes in polycythemia vera and high Lp(a).

Automates GP practice admin such as patient registration, triage and booking for the NHS.

Uses AI, genomics and synthetic biology to grow unexplored microbes and find new antibiotics and crop protection compounds.

Virtual wards and remote patient monitoring so patients can be cared for at home, used across NHS regions.

Develops IgE, IgA and IgG antibody therapeutics for cancer, with lead candidate MOv18 IgE in a Phase Ib trial in platinum-resistant ovarian cancer.

Fitness app with on-demand and live workout classes for home, gym and connected equipment, on phones, web and TV platforms.

Telehealth platform connecting people with skin clinicians for personalised, medical grade skincare.

API-first diagnostics platform that handles at-home sample collection, lab testing, logistics and biomarker discovery for health companies.

Software that reviews patient records against clinical guidelines to find undiagnosed and under-treated patients.

Surface guided radiation therapy systems that use 3D cameras to position and monitor patients during radiotherapy.

Decision intelligence software that connects data to spot fraud, financial crime and risk for banks and governments.

dunnhumby uses customer data science to help retailers and brands with pricing, promotions, loyalty and retail media.

Builds open generative AI models for images, video, audio and 3D, best known for Stable Diffusion.

AI agents that handle customer support, compliance and back-office operations for banks and fintechs.

AI system that forecasts real-world events to help organisations make better decisions.

AI platform that reviews case files and documents against a firm's compliance rules for UK mortgage networks, lenders, brokers and wealth managers.

AI platform for banks and financial firms covering communications surveillance, trade surveillance and regulatory compliance.

Uses machine learning and robotic labs to design multispecific antibody drugs for solid tumours.

Lets non-coders build and run AI agents and automations by describing them in plain language.

Dex is an AI recruiter that matches candidates with roles at tech companies and offers career coaching.

Platform helping consumer brands get discovered and recommended by AI search engines and AI shopping agents.

Builds AI digital workers that automate enterprise analysis and decision tasks, rooted in causal AI.

Enterprise AI workspace for training private models and agents on proprietary data, with shared organisational AI memory.

Builds thermal-imaging satellites that show heat and activity at sites like factories, data centres and energy plants.

Network of software-run factories making precision parts for aerospace, defence and energy companies.

Develops nuclear propulsion and floating nuclear power technology for commercial shipping and coastal energy.

Builds AI models and lab measurement tech that read how molecules behave, for pharma, food and materials.

Building an isotope refinery on a compact particle accelerator for medical, industrial and fusion isotopes.

Builds autonomous units that crystallise biologic cancer drugs in microgravity to enable injectable versions.

Building autonomous AI to guide satellites that protect high-value assets in orbit.

Installs underfloor insulation by spraying foam beneath suspended timber and concrete floors, using robots or by hand through small openings in the floor.

Designs and manufactures dexterous robot hands and teleoperation systems used in robotics research.

Free credit scores and reports, plus a marketplace that matches users to loans and cards.

All-in-one platform for buy-to-let investors to set up property companies, buy, finance and manage property.

Digital home and contents insurer for renters and homeowners, using AI to price cover and fight fraud.

Napo sells lifetime pet insurance for dogs and cats in the UK.

AI platform that automates trade finance document checking, financing and risk workflows for banks and corporates.

Bumper lets drivers split the cost of car repairs, servicing and parts into interest-free monthly payments through dealers and garages.

Multiply sells AI software that helps financial advice firms automate client onboarding, annual reviews and personalised recommendations.

Builds quantum computers on standard silicon chip technology, designed to fit in normal data centres.

Builds Aave, one of the largest decentralised lending protocols, plus related crypto products.

Tracks satellites and debris from low Earth orbit to GEO using its own telescope network and AI platform.