London startup directory
Hand-picked startups, investors, and ecosystem operators in London, with a custom city illustration in europe-startup-guide.com brand colors.
Showing 101–120 of 243 London · United Kingdom
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Insight Partners
Insight Partners is a New York-headquartered global venture capital and private equity firm with a significant London presence, founded in 1995. The firm manages over $80B and is one of the world’s largest dedicated software investors, backing companies from Series B through IPO and beyond. Insight has invested in 800+ companies globally including Shopify, Twitter, Vinted, Wiz, and SemRush. In Europe, the firm actively invests in growth-stage software, SaaS, and data infrastructure businesses, typically deploying $50-200M per deal and providing its proprietary Insight Onsite operational support platform.
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Insurtech Insights Europe 2026
Largest European insurtech conference with carrier decision makers and startup kiosks. Price: about GBP 1500-2500. Great for claims automation and risk analytics startups.
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Insurtech Insights Europe 2027
Insurtech Insights Europe returns 3-4 March 2027 to the InterContinental London – The O2, billed as Europe's largest insurtech conference. The 2026 edition gathered more than 6,000 executives, entrepreneurs and investors from around the world. The 2027 agenda is now open for speaker submissions.
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IntechOpen
IntechOpen is a London-based open access scientific publisher, founded by two scientists to make research more accessible, that publishes peer-reviewed books, book chapters and journals spanning engineering, medicine, and the physical and life sciences. The platform lets authors publish under open access terms so their work reaches a global research audience and earns more citations. IntechOpen is a portfolio company of Croatian investor Prosperus Invest.
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Intelligent Automation Expo 2026
Conference track at ExCeL London covering RPA, AI-driven process automation, and the future of work, co-located with major tech expos. Attracts enterprise operations leaders and automation buyers from finance, healthcare, and manufacturing. Relevant for startups building intelligent automation, workflow orchestration, and AI-powered business process tools.
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Intelligent Automation Expo 2027
Intelligent Automation Expo 2027 runs 3-4 February at Olympia London, part of TechEx Global. Aimed at Chief Automation Officers, heads of enterprise AI and transformation leaders, the event covers human-in-the-loop productivity, enterprise automation use cases, AI agent orchestration and generative AI interfaces in operations.
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Interactive Investor
Interactive Investor was founded in 1994 by Sherry Coutu as one of the UK's first online retail investment and brokerage platforms. It floated on the London Stock Exchange in 2000 and was sold to AMP in 2001 following the dot-com crash. After a 2003 management buyout the business was rebuilt independently, and in 2022 it was acquired by abrdn for £1.49 billion, becoming one of the UK's largest flat-fee investment platforms.
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International Cyber Expo 2026
A major cyber security gathering at Olympia London with 100+ global suppliers, three stages, live demonstrations and 100+ speakers. It attracts thousands of senior visitors and government officials from across the world, offering visibility for cyber security startups and vendors.
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IoT Tech Expo Global 2026
Massive IoT event co-located with AI & Big Data and Blockchain expos. Price: free Expo Pass; paid passes about GBP 499-1099. Strong for edge computing, industrial IoT, smart cities, and applied IoT across transport and healthcare.
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IoT Tech Expo Global 2027
IoT Tech Expo Global 2027 runs 3-4 February at Olympia London, the leading UK event for IoT, industrial AI and autonomous operations as part of TechEx Global. Over two days it covers embedded systems, edge AI, digital twins, autonomous infrastructure and IoT security, alongside seven co-located TechEx shows.
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Itxaso del Palacio
General Partner at Notion Capital investing in B2B software and AI across Europe. With a PhD and a background spanning operating and investing roles, she works with founders scaling from product-market fit toward growth.
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Jacomo Corbo
Co-founder and CEO of PhysicsX, applying AI to engineering simulation for aerospace, automotive and energy. He was previously co-founder and chief scientist of QuantumBlack, acquired by McKinsey.
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Jan Hammer
Partner at Index Ventures leading the firm's fintech practice from London. He sits behind investments in Adyen, Robinhood, Wise, Alan and Collibra, and has been a long-standing board member at several of Europe's most valuable financial-technology companies.
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Jeppe Zink
Partner at Northzone based in London, investing across software and fintech in Europe. He works with founders from seed through growth and is a prominent voice on European venture and scale-up building.
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Jessica Bilcock
Public Policy & Vulnerability Manager at Monzo Bank, the UK digital challenger bank, where she works on financial inclusion, consumer protection and open-banking policy. She is an announced 2026 speaker at the Open Banking Expo UK & Europe in London.
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Joel Perlman
Co-founder of OakNorth and earlier co-founder of Copal Amba with Rishi Khosla. He has spent his career building financial-data and lending businesses.
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Johnny Boufarhat
Founder and CEO of Hopin, the virtual-events platform he built after a health condition limited his travel; it became one of the fastest-growing UK startups of the pandemic, reaching a multi-billion-dollar valuation backed by a16z and General Catalyst.
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Jonas Templestein
Co-founder and former CTO of Monzo, where he built the engineering organisation behind the challenger bank's mobile-first platform. He previously co-founded GoCardless with Tom Blomfield.
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Jos White
A British entrepreneur-turned-investor (co-founder of Notion Capital), Jos has angel-invested in Poland’s enterprise software space. He took part in early funding of Helpshift’s Polish office and has been scouting enterprise SaaS startups in Central Europe. Associated startups: Possibly NetworkedAssets (Polish-German IT firm) and other SaaS ventures.
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Kamil Mieczakowski
General Partner at Notion Capital focused on European B2B software, AI and fintech. He invests at Series A and supports portfolio companies on the path from early revenue to scale.