Big Data startup ecosystem
We track 17 organisations in this sector across 6+ countries.
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Axoflow
Founded by the creator of syslog-ng, Axoflow provides an observability and security-data routing layer for modern SOC teams. The platform helps enterprises filter, transform, and route telemetry intelligently to reduce SIEM cost pressure and improve incident investigation performance.
CitySwift
CitySwift is a Galway-based AI and big data platform that optimises public transport networks, helping operators plan routes, schedules, and resource allocation in real time. Founded in 2016 by Alan Farrelly and Brian O'Rourke, the company's SaaS platform processes over 1 billion passenger journeys per year. Having raised €14.5 million in total funding, CitySwift serves major transport networks across London, Manchester, Birmingham, Belfast, Wales, New York, and is expanding into APAC markets.
Compass Tech Summit 2026
A festival-style five-in-one tech conference organised by CraftHub, expecting 1,300+ attendees in central Budapest. Combines engineering leadership, AI, product, UX, and data tracks, and runs a dedicated startup programme — useful for founders building product and tech teams.
Data & AI Warsaw Tech Summit 2026
Hybrid AI and data engineering summit at Legia Warszawa Conference Center bridging advanced research with production use cases. Good lead-generation venue for startups building ML infrastructure, analytics platforms, and enterprise data tooling.
Data & AI Warsaw Tech Summit 2027
The next Data & AI Warsaw Tech Summit runs 21 April 2027 in a hybrid format and 22 April 2027 online. The event bridges advanced AI and data-engineering research with production use cases, a good lead-generation venue for startups building ML infrastructure, analytics platforms, and enterprise data tooling.
Data Science Summit 2026
Poland's leading data-science conference, with an online day and an onsite day at PGE Narodowy. For data and AI founders and analytics teams it is a strong recruiting and partnership venue across the Polish data community.
Dublin Tech Summit 2026
Two-day summit at the RDS in Dublin with around 8,000 attendees, 300+ speakers, and strong buyer presence from IDA-backed multinationals. Passes typically EUR 300-700 with startup rates available. Programming emphasizes B2B startup-to-enterprise partnerships across cloud, SaaS, fintech, and AI, a key pipeline for founders targeting Irish and UK buyers.
Dublin Tech Summit 2027
Dublin Tech Summit 2027 runs 26-27 May at the RDS Dublin as part of Dublin Tech Week. The summit offers programming for IT professionals and teams across enterprise IT, SaaS, cloud, fintech and big data, alongside partnership and sponsorship opportunities for companies targeting the European tech ecosystem.
Dune
Dune (formerly Dune Analytics) is an Oslo-founded open blockchain data analytics platform that makes on-chain data from over 60 networks queryable, shareable and collaborative. Founded in 2018 by Fredrik Haga and Mats Olsen — both former Schibsted engineers — the platform is widely used by DeFi protocols, traders and institutional researchers to build and remix on-chain dashboards. Dune raised $69.4 million in a Series B led by Coatue in February 2022, reaching a $1 billion unicorn valuation. As of early 2026, the company employs 143 people.
Flanks
Flanks is a Barcelona-based WealthTech platform that aggregates multi-custodian investment portfolio data for banks, wealth managers, and advisory firms. Founded in 2019 by Joaquim de la Cruz, Álvaro Morales (ex-Global Head of Santander Private Banking), and Sergi Lao, it is regulated as an AISP by the Bank of Spain. In early 2026 Flanks launched an AI Financial Advisor co-pilot, was selected by CaixaBank to power its GlobalView private banking aggregation, and introduced EDX — Europe's first standardised financial data exchange protocol. Over 100 institutions managing €37B+ in portfolios use the platform. Total funding: €14M (Series A, February 2025).
GO Ventures
GO Ventures is the corporate venture arm of GO plc, Malta's leading telecommunications provider, launched in 2019 with a dedicated €2 million fund to back technology-driven startups globally. The firm invests at Seed and Series A stages, taking an active role in supporting founders with strategic and operational guidance alongside capital. Its focus spans AI, fintech, cybersecurity, big data, and IoT, and its portfolio includes two unicorns — MPL and Airalo — alongside holdings in Raylo, ToumAI, and Fairatmos. With a small, hands-on team led by Head of Investments Paul Grech, GO Ventures operates as one of the few institutional corporate VCs domiciled in Malta.
HrOUG 2026
A three-day gathering of around 500 data and enterprise-IT experts from Croatia and abroad on the Red Island near Rovinj — one of the region's longest-running professional tech conferences. Relevant for founders working on data-heavy or Oracle-stack products.
IMT Starter
Launched 1999 by Institut Mines-Telecom. Incubator for tech startups from students and researchers with programs like START@IMT and SCALE'Up; focuses on AI, big data, and VR with early-stage funding options. Scope: Regional (Ile-de-France).
Madrid Tech Show 2026
A large umbrella tech event with 27,000+ visitors, 470+ exhibitors, and 400+ speakers, bundling cloud and AI infrastructure, cybersecurity, big data, and e-commerce shows at IFEMA Madrid. For B2B SaaS and infrastructure founders it is an enterprise lead-generation and exhibitor venue targeting IT decision-makers.
Musixmatch
Musixmatch operates the world's largest licensed music data platform, providing synchronized lyrics, metadata, and audio intelligence to music streaming services, apps, and AI developers. Founded in Bologna in 2010 by Massimo Ciociola and co-founders, the company maintains a catalog of over 12 million songs in 250+ languages, with time-synced transcriptions, translations, and AI-generated genre and mood tags. In October 2025, Musixmatch signed landmark licensing agreements with Sony Music Publishing, Universal Music Publishing Group, and Warner Chappell Music for authorized AI training data services. Backed by TPG (2022) and P101/United Ventures with 80 million registered users and 50 million monthly active users.
RELEX Solutions
RELEX Solutions delivers a unified AI-native platform for retail and consumer goods supply chain planning, covering demand forecasting, inventory replenishment, space & assortment planning, pricing, and workforce management. Founded in 2005 by three supply chain scientists from Helsinki University of Technology, the company has grown to over 2,400 employees in 21 countries and raised more than $816 million in total funding, reaching a $5.7 billion valuation. Its customers include major European and North American retailers and manufacturers.
Rockdata
San Marino cloud FinOps company registered at Via Tre Settembre 99 in Dogana. Rockdata sells predictive FinOps intelligence and cost-anomaly detection, claiming customers can cut cloud spend by up to a third while continuing to grow, and works across cloud-native architecture, Kubernetes and pricing strategy. It is listed on San Marino Innovation's register of high-technology enterprises.
