Startup directory in Europe
Browse startup organisations across Europe. Each entry links to its country, city, and sector pages.
Showing 941–960 of 1189 Startup
Countries with Startup
Startup results
-
Sibylla Biotech
Sibylla Biotech is a preclinical-stage Italian biotech developing small-molecule protein degraders through a proprietary technology it calls Pharmacological Protein Inactivation by Folding Intermediates Targeting (PPI-FIT), powered by computer simulations and AI on its Oneiros platform. The company is a spin-off of INFN, the University of Trento, and the University of Perugia, co-founded by Emiliano Biasini and Pietro Faccioli. Sibylla has signed drug discovery collaborations with Takeda and Ono Pharmaceutical and raised a EUR 23 million Series A round in 2022 to advance its internal pipeline and expand its technology platform.
-
Sidekick Health
Sidekick Health is a Reykjavik- and Boston-based digital therapeutics company that builds disease-specific care programs delivered through a mobile app, combining behavior-change design, gamification, AI-driven personalization, and clinician oversight to help patients manage chronic conditions such as type 2 diabetes, obesity, cardiovascular risk, and certain cancers. Its programs are sold primarily to pharma companies, payers, and health systems that wrap them around drug therapy or chronic-care pathways, and the company has signed deals with several top-20 pharmaceutical manufacturers to run companion digital programs in multiple therapeutic areas. Founded by two Icelandic physicians, Sidekick is one of the most internationally visible examples of Icelandic health-tech, and together with Kerecis it shows that the country's life-sciences output extends from physical regenerative materials into software-as-medicine.
-
Signal AI
AI-powered external intelligence platform that ingests media, social, broadcast and regulatory data across 226 markets and 75+ languages to deliver enterprise risk, reputation and ESG insights. Founded in London, 2013.
-
Silent Eight
Silent Eight builds AI-powered financial-crime compliance software for global banks. Its Iris platform automates AML alert investigation, sanctions screening, transaction monitoring and adverse-media detection, replicating analyst judgement at scale; clients include HSBC and Standard Chartered. Founded by Poles with its engineering hub in Warsaw (commercial HQ in Singapore).
-
Silverfin
Silverfin is a cloud accounting software company based in Ghent, Belgium, founded in 2013 by Joris Van Der Gucht and Tim Vandecasteele. Its connected accounting platform standardises and centralises financial data so accountants can automate compliance and reporting work and deliver advisory services more efficiently. The company operated across multiple countries with a customer base that included large accounting firms. In September 2023 the Norwegian software group Visma acquired Silverfin in a deal reported at around €300 million, one of the larger Belgian tech transactions.
-
Silverflow
Silverflow is an Amsterdam-based fintech that provides a cloud-native card payment processing platform. It offers a direct connection to the card networks via easy-to-use APIs, with features including 3D-Secure, network tokenisation, direct-to-card payouts, and dispute management based on enriched data. The company positions itself as a modern alternative to legacy payment infrastructure, serving payment service providers, payment facilitators, acquirers, and merchants. It was founded by former Adyen executives Anne Willem de Vries, Robert Kraal, and Paul Buying. Customers cited in press coverage include Deutsche Bank, Bolt, Payabl, and Buckaroo.
-
simpleclub
simpleclub is a German-language digital learning platform for secondary-school students, apprentices in vocational training, and individual fields of study. It originated from the founders' educational video projects on YouTube and was incorporated as a company in 2015. The platform provides curriculum-aligned learning content, including content aligned to IHK standards, video lessons, exam-preparation tools, and an AI-powered learning assistant. It operates several lines: a consumer offering for school students, a B2B offering for companies training apprentices and skilled workers, and an offering for education and retraining providers.
-
Simplicity
Simplicity is a GovTech and smart-city super-app that aggregates municipal news, payments, notifications, and city services into a single mobile experience. The platform evolved from local deployments in Slovakia and Europe into a US-focused expansion strategy, winning contracts with cities seeking a modern digital engagement layer. By 2026, Simplicity is a fast-scaling civic tech company turning city services into a unified digital channel.
-
Sipay
Payments and embedded finance platform offering payment processing, digital wallets, prepaid cards and FX for merchants and consumers across emerging markets. Serves 6.3M users and 25,000 merchants.
-
Siteimprove
Siteimprove is a Copenhagen-based SaaS company founded in 2003 that provides a comprehensive website governance and digital experience platform covering accessibility compliance, SEO optimization, content quality, and analytics. The platform helps enterprises and public sector organizations ensure their websites meet WCAG accessibility standards, maintain brand consistency, and perform well in search rankings. With over 500 employees and thousands of customers worldwide, Siteimprove is a market leader in digital accessibility tooling and one of Denmark's most established B2B software companies.
-
Situm
Situm (Situm Technologies, S.L.) is a Spanish indoor positioning and wayfinding technology company, describing itself as a worldwide leader in the category for over a decade. Its solutions include interactive indoor maps, indoor and outdoor navigation, and geolocation-based tracking, delivered through Visual Mobile and Web SDKs and REST APIs for developers. Situm's technology is used in hospitals, airports, retail spaces, campuses, and transit systems, including an indoor wayfinding app deployed in Turkish hospitals.
-
Skeleton Technologies
Skeleton Technologies is an Estonian energy storage company founded in 2009 by Taavi Madiberk and Oliver Ahlberg, specializing in ultracapacitors and supercapacitors built with its proprietary Curved Graphene material. The company's products deliver rapid-charge, high-power energy storage for transportation, grid balancing, and industrial applications. Skeleton operates a manufacturing facility in Germany and has raised over EUR 200 million, including backing from the European Investment Bank and strategic partners in automotive and energy. It is one of the most capital-intensive deep-tech startups from the Baltics and a European leader in next-generation energy storage hardware.
-
Skello
Skello is a SaaS workforce-management platform that helps businesses build and manage employee schedules, track time and absences, and handle related HR and payroll-preparation tasks. It is widely used in shift-based sectors such as retail, hospitality, pharmacies, bakeries and gyms. The company is headquartered in Paris and raised a 40 million euro Series B round in 2021 led by Partech, with existing backers XAnge and Aglaé Ventures, to expand across Europe.
-
Skroutz
Skroutz is the dominant price-comparison and e-commerce marketplace in Greece, routinely ranking among the top five most-visited websites in the country and effectively serving as the discovery layer for most Greek consumer online shopping. Founded in 2005 by George Hadjigeorgiou, Vassilis Stavrou, and Panagiotis Papadimitropoulos as a simple product price-comparison site, it has since evolved into a full marketplace with integrated checkout, Skroutz Last Mile logistics, Skroutz Pay, and Skroutz Plus subscription, becoming the closest thing Greece has to a local answer to Amazon. The company was majority-acquired by CVC Capital Partners in 2021 at a valuation reported around EUR 300 million — one of the largest consumer-tech exits in Greek history — and it continues to run both its marketplace and a logistics arm independently. For the directory, Skroutz shows how a domestically dominant consumer platform can compound over fifteen years to become a strategic asset that global PE buyers are willing to pay premium multiples for.
-
SKY ENGINE AI
Synthetic data generation platform for computer vision AI. SKY ENGINE AI lets teams train and validate vision models on physics-based synthetic 3D datasets for defence, industrial inspection, retail, and autonomous systems, without the cost of collecting and labelling real-world data. Backed by Movens Capital.
-
Skyscanner
Skyscanner is a global travel search engine founded in Edinburgh that compares flights, hotels, and car rentals across hundreds of providers. Acquired by Ctrip (now Trip.com Group) in 2016 for $1.7 billion, Skyscanner continues to operate independently from Scotland and serves over 100 million monthly users. It remains one of Europe's most recognized consumer tech brands and a key reference point for Scotland's startup ecosystem.
-
SmartBill
Invoicing, inventory and accounting software for Romanian SMEs with native e-Factura integration; used by 65,000+ businesses issuing millions of invoices monthly. Majority-acquired by Visma.
-
Smartex
Smartex is a Portuguese deep-tech company building AI-based fabric-inspection systems for the textile industry, aiming to automate quality control on manufacturing lines. The company publishes information on careers, grants and corruption-risk-prevention policy, consistent with a manufacturing-facing enterprise vendor operating in regulated industrial markets.
-
Smartly
Smartly is an AI-powered advertising platform that enables brands and agencies to automate and optimise paid social and cross-channel ad campaigns at scale. Founded in Helsinki in 2013, the platform handles creative automation, campaign management and performance analytics across Meta, TikTok, Pinterest, Snapchat, Amazon DSP and connected TV. The company serves over 700 enterprise advertisers globally and reported $221 million in annual revenue in 2026. Its AI Studio has generated nearly two million creative assets, delivering an average 27% performance lift versus static creatives.
-
Smartness
Smartness (formerly Smartpricing) is an Italian travel-tech and hospitality SaaS company headquartered in Arco, Trentino. It started as a dynamic-pricing revenue-management tool for accommodation providers and has expanded into an end-to-end AI platform for the hospitality sector, covering dynamic pricing, marketing campaign management, booking optimisation, guest messaging, CRM, payments, reputation management and property-management tools. The platform is aimed at helping hotels and accommodation properties increase revenue and direct bookings while reducing dependency on online travel agencies. In May 2026 it closed a €47 million Series B round.
