Directory

Lightspeed

CorporateE-commerceSaaSForeign

Lightspeed is a publicly listed Canadian commerce platform providing point-of-sale, payments, inventory management and e-commerce software for retail, restaurant, golf and wholesale businesses worldwide.

Lightyear

ScaleupFinanceBritish

Commission-free investing platform for stocks, ETFs and funds, with interest on uninvested cash; built by early Wise employees.

Lila Sciences

ScaleupAIDeep TechForeign

LILA has created the world's first Operating System for Science powered by Scientific Superintelligence™

Limbic

ScaleupBiotech & Life SciencesAIBritish

Clinical AI for mental health - an AI chatbot (Limbic Access) and referral software that triages/assesses patients; first AI mental-health chatbot with UKCA Class IIa medical device status.

Limehouse Labs

CoworkingOtherCommunityBritish

Limehouse Labs is a small, member-run hackspace and collaborative workshop based at Limehouse Town Hall in East London, providing workspace and equipment for people working on hardware, software, craft, and arts projects. The space is equipped with laser cutters, 3D printers, and prototyping tools, and also serves as the London base for Electromagnetic Field. It is a non-profit company limited by guarantee registered in England and Wales, incorporated in July 2018.

Lindus Health

StartupBiotech & Life SciencesDeep TechBritish

Tech-first clinical research organisation running end-to-end clinical trials faster and more cost-effectively via an in-house software platform with a fixed-price, milestone-based commercial model.

LinkedIn

CorporateSaaSAIForeign

LinkedIn is the world's largest professional networking platform, connecting over one billion members across more than 200 countries. It offers tools for recruitment, career development, B2B advertising, and online learning through LinkedIn Learning. Acquired by Microsoft in 2016, it operates as a wholly-owned subsidiary.

Listen Labs

StartupAISaaSForeign

Customer research conducted, analyzed, and summarized by AI.

LiveRamp

CorporateSaaSMediaForeign

Market at the speed of AI with credibility & control. LiveRamp helps you fuel AI‑powered marketing that drives better performance – grounded in trust.

Livingbridge

PESaaSConsumerBritish

Livingbridge is a UK mid-market private equity firm founded in 1999 (formerly known as Isis Equity Partners until 2014), headquartered in London with offices in Manchester, Melbourne, and Boston. The firm invests in fast-growing companies valued up to £200 million across technology, services, healthcare and education, and consumer sectors. It manages over £2.5 billion in assets under management and has backed over 150 UK businesses since inception.

LocalGlobe

VCSaaSAIBritish

LocalGlobe is a London-based early-stage venture capital firm founded in 2015 by Robin and Saul Klein, focused on pre-seed and seed investments in technology companies. The firm has backed over 300 companies and counts multiple unicorns in its portfolio, including Wise, Citymapper, and Zoopla. LocalGlobe operates a family of funds including Latitude and Solar to provide continuous support from pre-seed through to IPO.

Lodestar Space

StartupDefenceAIBritish

Building an autonomous AI 'fighter-pilot for space' — Mithril avionics/payload (LiDAR + machine vision + onboard AI) for in-orbit bodyguard satellites and orbital defence.

LogicMonitor

ScaleupSaaSAIForeign

LogicMonitor is the AI-first platform for Autonomous IT, enabling enterprises to operate complex digital systems with greater resilience, efficiency, and confidence.

London & Partners

GovernmentOtherEcosystem Bodies, Catapults & InstitutionsBritish

London & Partners is the Mayor of London's official business growth and destination agency, incorporated on 14 January 2011. It is a not-for-profit public-private partnership funded by the Mayor of London and a network of commercial partners, whose purpose is to promote London internationally as the best city in which to invest, work, study and visit. The agency also delivers business support programmes including Grow London on behalf of the Greater London Authority.

London AI

CommunityAIForeign

Join us for an evening all about Codex , OpenAI’s coding agent that helps you build and ship faster. Codex Community Meetup, London We’re excited to host London’s Codex Community Meetup #4 ! We will be celebrating all things GPT-6 Astra ! Catch up on the latest updates, see live demos, and learn best practices from power users. Hear directly from the OpenAI team about the latest updates, see live demos, and learn best practices from power users. Whether you’re already using Codex or simply curious about coding agents, this is your chance to connect with peers and explore how AI is transforming the way we build software. Event Details 📅 Monday 21st September 2026 🕠 6:00pm - 8:30pm 📍 Location shared upon registration confirmation Schedule Doors will close 6:30pm and no entry will be permitted after this time due to security and venue constraints. The first 2 meetups demand was overwhelming, over 1,000+ registrations each. We will try to make sure as many people can attend as possible, space is limited. Andy T - Codex Ambassador London & AI Demo Nights Team

London AI Developers Group

CommunityAIBritish

A community group for developers working with or interested in artificial intelligence in London.

London AI Hub

CoworkingAIEcosystem Bodies, Catapults & InstitutionsCommunityBritish

London AI Hub is a dedicated physical hub for the UK's AI ecosystem, housed within Techspace's 80,000-square-foot Goswell Road space in Farringdon, launched in February 2025 by Tech Nation (Founders Forum Group), Merantix, and co-founder Husayn Kassai. It offers co-working residencies for AI companies, a curated events programme, and community resources for AI entrepreneurs, researchers, and industry leaders, with backing from Google Cloud and the UK government's AI Opportunities Action Plan.

London AI Meetup

CommunityAIForeign

Curated, in-person conversations about AI for enthusiasts, founders and leaders in London. Meetups and invite-only events. Subscribe for invites.

London AI Practitioners

CommunityAIForeign

London’s leading community for AI practitioners — built by practitioners, for practitioners. We’re a self-organised, not-for-profit meetup with a simple mission: to share, to learn and to network

London AI, Machine Learning and Computer Vision Meetup

CommunityAIBritish

🖖 This virtual group is for data scientists, machine learning engineers, and open source enthusiasts.Every month we’ll bring you diverse speakers working at the cutting edge of AI, machine learning, and computer vision.* Are you interested in speaking at a future Meetup?* Is your company interested

London BitDevs

CommunityCrypto & Web3British

London BitDevs is a community group for Bitcoin developers and enthusiasts in London, focused on technical education, peer learning, and ecosystem building around Bitcoin and cryptocurrency technology.

London Bitcoin Space

CommunityCrypto & Web3British

Come discuss and learn about Bitcoin.Bitcoin only, not crypto.

London Blockchain Innovation

CommunityCrypto & Web3British

London Blockchain Innovation is a Meetup group located in London that focuses on exploring the potential of blockchain technology. This group brings together individuals who are interested in learning and sharing knowledge about the latest innovations and developments in the field of blockchain.The

London Borough of Southwark

GovernmentOtherCybersecurityBritish

Southwark Council is the London Borough of Southwark's local government authority, directly employing technology and cyber security professionals to serve over 300,000 residents.