Top Tech Startups in Western Europe in 2027

MixRank specializes in providing ultra-high-frequency technographic, people, and company data to a diverse clientele, including data platforms, sales tools, recruitment solutions, and investment firms. Established in 2011 and operating as a remote, employee-owned company, MixRank offers the most updated data feeds in the market, updated hourly to ensure clients have the latest information. The company boasts a comprehensive database that includes over 20 million mobile app and SDK datasets, utilized by technology companies and agencies for enhancing sales, competitive analysis, and market strategy planning. MixRank’s website and tech install data offer insights into technology usage across company web pages, while its firmographic data covers over 45 million company profiles, providing key details on company locations, sizes, industries, and employee trends. MixRank’s people data is equally impressive, encompassing over 500 million employee profiles. This dataset aids in identity verification, sales enablement, investment insights, and talent platform development.

Partly is UK-based, with an early team in the US, and our core engineering team in Christchurch, New Zealand. Partly's mission is to connect the world's parts and we're doing that by building the first global platform for replacement parts, starting with auto parts. Our big vision is to accelerate the world towards a sustainable future where waste is eliminated and all replacement parts are universally searchable, accessible and available to all. We've more than tripled our team over the last 12 months and expect to double in size again over the coming 12 months. We're a global team spanning both Europe and Australasia. Founded by ex-Rocket Lab engineers, we utilise bleeding-edge technology to solve challenging but exciting problems that make a huge impact in a $1.9 trillion industry. We provide a scalable digital infrastructure solution to some of the world's largest businesses and the most exciting startups. Partly's solutions are integrated across hundreds of companies globally, providing the backbone for cataloguing and managing parts online. Blackbird Ventures (Canva, CultureAmp etc.) led both our Pre-Seed and Seed rounds, alongside I2BF (NYC), Hillfarrance, Icehouse, Peter Beck (Rocket Lab), Akshay Kothari (Notion Co-Founder) and Dylan Field (Figma Co-Founder). We're continuing to build a world-class team and ensuring Partly is a place where people can do the best work of their lives. We're proud of the culture we've built at Partly, and our values are lived throughout every experience.

CarGurus (cargurus.com) is an online auto community that helps consumers research and shop for cars. Our free listings search tool analyzes prices of millions of available listings on the fly, so you can quickly find the best local deals from the best rated dealers. CarGurus was founded by Langley Steinert, co-founder and former Chairman of TripAdvisor.

Payhawk is the leading global spend management solution for scaling businesses, present in more than 32 countries across two continents. Our customer-centric organisation and the product-oriented team have helped disrupt the expense management market, by combining company cards, expenses and invoice payments - enabling finance teams to control and automate company spending at scale. The Payhawk customer base includes fast-growing and mature multinational companies including LuxAir, Gtmhub, and Wagestream. With offices in New York, London, Berlin, Barcelona, Paris, Amsterdam and Sofia; Payhawk is backed by renowned investors such as Lightspeed Venture Partners, Greenoaks, QED Investors, Earlybird Digital East, and Eleven Ventures. Our values include supporting flat hierarchies, taking ownership and responsibility, seeking and providing feedback, managing constructive critique, and speaking our minds. We understand that the best ideas don’t all come from the same place, so we encourage diversity and inclusion in all areas of our work.

UpClear (upclear.com) is a technology SaaS company with a global customer base that is changing how Consumer Packaged Goods (CPG) companies manage their Trade Promotions. UpClear’s BluePlanner software is a best-in-class platform for Revenue Management, covering Sales Planning, Trade Promotion Management (TPM), Analytics, and Optimization (TPO). BluePlanner has been acknowledged by the Consumer Goods Technology publication as one of the leading solutions for Trade Promotion Management. UpClear is growing quickly and has been recognized for the sixth year in a row (2014 to 2019) as one of the fastest growing private companies by Inc 5000. UpClear serves clients in 25+ countries across Americas, Europe, and Asia-Pacific from its primary offices in New York (US), London (UK), Paris (France), and Hong Kong (China), and branch in Sydney (Australia).

Blockstream is the leading Bitcoin company, providing cutting-edge infrastructure solutions for enterprises, institutions, and individual Bitcoin users. We develop industry-leading Bitcoin self-custody solutions, Bitcoin-based financial products, second-layer scaling technologies, and enterprise-grade blockchain infrastructure. OUR PRODUCTS: - The Liquid Network: sidechain-based settlement network for traders and exchanges - Blockstream App: A multi-platform, feature-rich Bitcoin and Liquid Wallet - Blockstream Jade: A fully-open source hardware wallet for Bitcoin and Liquid - Blockstream Enterprise: Enterprise-grade custody and treasury management tool - Blockstream Satellite: the Bitcoin blockchain beamed from space - Many major contributions to Bitcoin open source software and research

Founded in 2012, we are a remote-first company headquartered in San Francisco that solves development, operations, and security challenges in infrastructure so organizations can focus on business-critical tasks. Our tools manage both physical machines and virtual machines, Windows, and Linux, SaaS and IaaS, etc. And we're committed to supporting next-generation technologies, as well. We speak at conferences and write books related to application and infrastructure management. All our foundational technologies are open source and developed openly, and have been since 2010.

Better data leads to more performant models. Performant models lead to faster deployment. We help deliver value from AI investments faster with better data by providing an end-to-end solution to manage the entire ML lifecycle.

Fieldguide is a vertical AI company offering an end-to-end, agentic AI platform for audit and advisory firms. The company helps firms increase margins, win new business, and build stronger client relationships. Fieldguide is backed by leading venture capital funds, including Bessemer Venture Partners, 8VC, Floodgate, Y Combinator, Justin Kan (Twitch/justin.tv), Elad Gil, Qasar Younis (Applied Intuition), Tracy Young (PlanGrid) & more.

Squarespace makes beautiful products to help people with creative ideas succeed. Our platform empowers millions of people — from individuals and local artists to entrepreneurs shaping the world’s most iconic businesses — to share their stories and create an impactful, stylish, and easy-to-manage online presence.