Directory

Blockchain startup ecosystem

We track 56 organisations in this sector across 6+ countries.

56 entries.

Aleph Zero

Warsaw, Poland · Startup

Aleph Zero is a Warsaw-founded layer-1 blockchain project focused on privacy-enhancing technology and scalable consensus, using a peer-reviewed proof-of-stake protocol combined with secure multi-party computation. The company was co-founded by Polish researchers Adam Gągol and Antoni Żółtowski. It raised early backing from notable angels including Balaji Srinivasan and operator-angel Piotr Smoleń, and built one of the most active developer communities in Polish web3.

Austria Future Finance Summit 2026

Vienna, Austria · Event

One-day Vienna summit bringing together fintech founders, banks, corporates, regulators, and investors. Held with Vienna Blockchain Week and NEOB.ai. Covers digital finance, tokenization, AI, payments, regulation, and enterprise adoption with 500+ attendees and 30+ speakers.

Billon Group

Warsaw, Poland · Startup

Billon Group is a Polish-British DLT fintech that built a regulated distributed-ledger platform for tokenized cash payments, secure document delivery, and digital identity. The company is led by Wojtek Kostrzewa (also an active Polish angel) and has worked with major European banks and corporates on enterprise blockchain pilots. Billon's technology has been certified by EU regulators for handling regulated electronic-money flows.

Chainalysis

Copenhagen, Denmark · Startup

Chainalysis was co-founded in 2014 by Danish entrepreneur Michael Gronager to bring transparency to crypto markets. The company builds blockchain analytics software used by exchanges, regulators, and law enforcement to trace illicit activity and manage compliance risk. Chainalysis grew into a global leader in crypto intelligence, raised major rounds, and built offices worldwide while keeping a Danish engineering footprint. It is one of the most valuable companies with Danish founding roots in the blockchain sector.

Chiliz

Gzira, Malta · Startup

Chiliz is the blockchain infrastructure company behind Socios.com, the world's leading sports fan token platform. Founded in Malta in 2018 by Alexandre Dreyfus through the Mediarex Group and headquartered in Gzira, the company develops the Chiliz Chain blockchain and powers officially licensed fan tokens for over 120 sports organisations including Juventus, Paris Saint-Germain, and FC Barcelona. Fans use tokens to participate in club polls, unlock exclusive rewards, and access digital collectibles. The company has 220+ employees worldwide with 100+ based in Malta, has raised $66 million in a private token sale, and holds full regulatory authorisation from the Malta Financial Services Authority.

Christiana Aristidou

Nicosia, Cyprus · Person

Christiana Aristidou is a transnational technology lawyer with over 28 years of experience, specialising in blockchain regulation, AI legal oversight, and cross-border technology law. She is the Founder and Managing Partner of The Hybrid LawTech Firm, a practice that bridges legal expertise with emerging technology across multiple jurisdictions. She is a confirmed speaker at the Cyprus AI Expo 2026, representing the intersection of legal innovation and technology governance.

Crypto Finance Conference

St. Moritz, Switzerland · Event Organisator

Organizer of the Crypto Finance Conference, an exclusive invitation-only event held in St. Moritz since 2018. The intimate gathering brings together 200+ crypto fund managers, blockchain founders, and institutional investors for high-level discussions on digital assets, DeFi protocols, and regulatory frameworks shaping the future of decentralized finance.

Crypto Finance Conference St. Moritz 2026

St. Moritz, Switzerland · Event

Investor-focused blockchain and digital assets conference held in the Swiss Alps, attracting institutional investors, crypto fund managers, and Web3 founders. Features intimate networking in a premium setting with high-net-worth participants. Particularly valuable for blockchain startups seeking Swiss and European institutional capital.

Crypto Valley Conference 2026

Risch-Rotkreuz, Switzerland · Event

Switzerland's leading blockchain conference, in its 8th edition at Hochschule Luzern's Rotkreuz campus in the heart of Crypto Valley, gathering builders, investors, policymakers, and researchers. For a web3 founder it offers direct access to the Zug ecosystem of crypto-friendly regulators, funds, and infrastructure providers.

CV Summit 2026

Zurich, Switzerland · Event

Switzerland's largest blockchain, AI and digital-assets business conference at Kongresshaus Zurich. Two days, four stages, 3,000+ attendees and 250 speakers spanning Web3, AI and tokenized finance for founders, investors, institutions and policymakers.

DoinGud

Barcelona, ES · Event Organisator

DoinGud is a Web3 community organization and NFT platform founded by Manu Alzuru, built around social impact applications of blockchain technology and the Ethereum ecosystem. It is the founding organization behind ETHBarcelona, Spain's largest Ethereum festival, which it has produced since the inaugural 2022 edition in Barcelona. DoinGud operates as a community-driven initiative supporting DAOs, creators, builders, and activists working at the intersection of decentralization and positive social change.

Dune

Oslo, Norway · Startup

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.

Ekiden

Lisbon, Portugal · Startup

Lisbon-based blockchain derivatives trading platform providing on-chain perpetual futures and options markets with institutional-grade execution infrastructure for algorithmic traders. Raised €1.7M seed at a €17M valuation in May 2026.

ETHBarcelona 2026

Barcelona, Spain · Event

A multi-day Ethereum festival with 2,500+ attendees and 100+ speakers, blending conference, culture, and a paired hackathon. For web3 founders and developers it offers protocol-level networking, builder-community access, and a hackathon to prototype and recruit.

EthCC 9 (Ethereum Community Conference) 2026

Cannes, France · Event

Europe's largest annual Ethereum conference, organized by the non-profit Ethereum France team and rotating between Paris and Brussels. The 9th edition draws 6,000+ developers, protocol researchers, DeFi founders, and L2 engineers for four days of deep-technical talks, core-dev working groups, and a packed satellite-event calendar of side meetups and hackathons. EthCC is the default summer checkpoint for the European crypto ecosystem — if you're building on Ethereum, this is where the conversations happen. Tickets EUR 600-1,500.

ETHGlobal

Lisbon, Portugal · Event Organisator

ETHGlobal is the leading organiser of Ethereum and Web3 hackathons and summits worldwide, running flagship in-person events and online hackathons that bring together developers, founders and protocol teams to ship onchain applications. Its Lisbon editions anchor Portugal's recurring Onchain Lisbon ecosystem week.

ETHMilan 2026

Milan, Italy · Event

Italy's largest Ethereum and Web3 conference, with 2,000+ attendees and 100+ speakers at the Leonardo da Vinci museum. A useful wedge event for web3 and crypto founders targeting the Italian and Southern-European builder community.

European Blockchain Convention 2026

Barcelona, Spain · Event

Leading European blockchain and Web3 conference in Barcelona, bringing together 3,000+ crypto founders, investors, and enterprise blockchain leaders. Features startup pitching, regulation panels, and fintech innovation talks. Covers DeFi, tokenization, and institutional digital assets. Particularly relevant for Web3 startups seeking European market visibility.

GAIMIN

Zug, Switzerland · Startup

GAIMIN is a Web3 distributed cloud infrastructure platform that uses gamers' unused computing power, including GPUs, for HPC and AI workloads. The company reported more than USD 1.79M in funding, launched the GMRX token, partnered with ecosystems such as Movement Labs and BNB Chain, and secured cloud-compute support from Aethir's ecosystem fund. In decentralized resource and staking markets, it competes with larger platforms such as Lido, Kiln, and Ubitus.

Humanode

Tbilisi, Georgia · Startup

Blockchain infrastructure startup operating from Tbilisi since 2020, building a crypto-biometric network where one human equals one node. Humanode uses Proof-of-Uniqueness and Proof-of-Existence protocols based on biometric face scanning to establish Sybil resistance without revealing identity. The network is built on Polkadot infrastructure and in 2024 recorded a Nakamoto Coefficient of 236 — the highest decentralisation score ever measured for a blockchain. The project has raised approximately $23 million.

Incrypted Conference 2026

Kyiv, Ukraine · Event

Ukraine's largest crypto and Web3 gathering, returning for its fourth edition at Parkovy with 3,000+ attendees and 50+ speakers across a main stage and workshop track. 2026 emphasis is on AI integration in Web3, with BingX, OKX, and MEXC headlining.

Kasia Pieniądz

Warsaw, Poland · Angel Investor

Angel investor and board member at COBIN Angels, Kasia is based in Switzerland and helps connect Swiss and Polish startup ecosystems. She is vice-president of the Swiss-Polish Blockchain Association and brings specialization in health economics. Her portfolio and advisory focus include Bitfold and early-stage teams using blockchain in healthcare data management and security.

Leslie Motta

Miami, United States · Person

Web3 advocate and public speaker known for the 'Crypto at the Border' initiative, and a confirmed speaker at Web3 Warsaw 2026. Speaks internationally on crypto adoption, financial inclusion, and the social impact of blockchain.

Malta Blockchain Summit 2026

Valletta, Malta · Event

A major Web3 and blockchain conference leveraging Malta's pioneering Virtual Financial Assets Act and progressive crypto regulation. Attracts 4,000+ attendees including DeFi founders, token issuers, and regulators. Features a startup pitch competition, hackathon, and expo floor. Tickets from EUR 200-500.

Mark B. Richardson

New York, United States · Person

Project Lead at Bancor Protocol, a decentralized liquidity and DeFi protocol, and a confirmed speaker at Web3 Warsaw 2026. Works on automated market-making and on-chain liquidity infrastructure.

Matthias Mende

Berlin, Germany · Person

Founder and CEO of Bonuz, a Web3 social and identity platform, and a confirmed speaker at Web3 Warsaw 2026. Builds decentralized social and reputation infrastructure for the Web3 ecosystem.

MiddleGame Ventures

Luxembourg, Luxembourg · Venture Capital

MiddleGame Ventures is a Luxembourg-headquartered fintech-focused venture capital firm co-founded in 2016 by Michael Meyer and Patrick Pinschmidt, with Pascal Bouvier as Managing Partner. The firm has deployed over €300 million across 50+ companies and raised a €150 million third fund with an initial close, backed by the Luxembourg Future Fund successor (SNCI). It focuses on open finance, embedded fintech, blockchain/crypto infrastructure, and automated financial data across Europe and North America. Portfolio includes Bitpanda, Carta, Keyrock, and Minna Technologies, with four unicorns and one IPO among its exits.

Monerium

Reykjavik, Iceland · Startup

Monerium is an Icelandic fintech company founded in 2015 that issues regulated stablecoins — most notably EURe, an onchain euro — on public blockchains. In 2019 it became the world's first entity to receive an e-money license for blockchain-based token issuance under EU regulations, granted by the Financial Supervisory Authority of Iceland. Monerium is authorised as both an Electronic Money Institution and a Virtual Asset Service Provider and enables Web3-native IBAN payments across Ethereum, Polygon, and Gnosis Chain.

MultiversX (formerly Elrond)

Sibiu, Romania · Startup

MultiversX, formerly known as Elrond, is a Romanian-founded Layer 1 blockchain platform designed for high throughput, low latency, and low transaction costs through an adaptive state sharding architecture. The network can process over 15,000 transactions per second and supports smart contracts, DeFi applications, NFTs, and the metaverse ecosystem. Founded in 2017 by brothers Beniamin and Lucian Mincu along with Lucian Todea, the company rebranded to MultiversX to reflect its broader vision beyond blockchain infrastructure into metaverse and Web3 applications. MultiversX has built one of the most technically ambitious blockchain platforms to emerge from Europe and anchors Romania's position in the global Web3 ecosystem.

NFC Summit 2026

Lisbon, Portugal · Event

A Web3 and creative-economy summit bundling eight sub-events — including the Non Fungible Conference, Stablecoin Day, an agents-vs-agents hackathon, and Longevity Day — at Lisbon's Unicorn Factory. Useful for web3, AI, and creative-tech founders wanting exposure to major brand sponsors and the crypto-creative crossover.

Ognyan Chikov

Sofia, Bulgaria · Person

Blockchain and software engineer at LimeChain, building decentralised applications and distributed-ledger systems. He is an announced speaker at the DEV: Challenge Accepted 2026 conference in Sofia.

Paris Blockchain Week

Paris, France · Event Organisator

Organizer of Paris Blockchain Week, one of Europe's premier Web3 conferences held annually in Paris since 2019. The multi-day event draws over 9,000 attendees including crypto founders, DeFi builders, and institutional investors, featuring hackathons, startup pitch competitions, and side events across the city's blockchain ecosystem.

Piotr Smoleń

Warsaw, Poland · Angel Investor

A fintech entrepreneur (ex-CEO of Turbine Analytics), Piotr co-founded Data Ventures and also invests personally in tech startups. He has shown particular interest in blockchain and DeFi startups and is ranked among the top crypto-focused angels in Poland with investments in blockchain companies. Associated startups: Aleph Zero (blockchain platform) and multiple fintech/crypto ventures.

Pragma Lisbon 2026

Lisbon, Portugal · Event

Pragma Lisbon is a curated single-track Web3 summit organised by ETHGlobal, featuring high-signal talks from industry leaders for founders and builders. Held the day before the ETHGlobal Lisbon hackathon as part of the Onchain Lisbon week, it focuses on protocol design, scaling and the future of onchain applications.

Sander Görtjes

Amsterdam, Netherlands · Person

Co-founder and CEO of HELLO Labs, a Web3 entertainment and media company, and a confirmed speaker at Web3 Warsaw 2026. Develops blockchain-based interactive media and content platforms.

Scorechain

Luxembourg City, Luxembourg · Startup

A Luxembourg-based RegTech company founded in 2015 by Pierre Gerard and Laurent Kratz, specialising in blockchain analytics and AML/CFT compliance for digital assets. Its platform monitors transactions across 21+ blockchains and serves over 200 clients in more than 40 countries, including exchanges, custodians, banks, and regulators. Clients include PwC and Swisscom, and the company raised a pre-Series A round backed by Tioga Capital and CV VC.

SiGMA Europe 2026

Valletta, Malta · Event

The world's largest iGaming and emerging tech expo, held at the Malta Maritime Hub (MFCC). Attracts 25,000+ attendees, 800+ sponsors and exhibitors covering gaming, blockchain, AI, and fintech. Malta's regulatory framework for digital assets makes this a key event for Web3 and gaming startups. Tickets from EUR 300.

STOKR

Luxembourg City, Luxembourg · Startup

A Luxembourg-headquartered digital securities marketplace founded in 2018 by Arnab Naskar, Tobias Seidl, and Lennart Ante. STOKR operates an EU-regulated issuance platform for security tokens built on Bitcoin's Liquid Network, serving both professional and retail investors. The company is registered as a VASP with the CSSF and surpassed $1 billion in tokenised asset volume by 2025.

Tatum

Prague, Czech Republic · Startup

Tatum is a developer platform that unifies dozens of blockchain protocols into a single API, allowing enterprises to build crypto features without specialized blockchain teams. The platform abstracts wallet creation, transactions, and smart contract interactions into simple endpoints. By 2026, Tatum positions itself as the “Stripe for crypto infrastructure,” serving banks and fintechs that want to launch regulated digital-asset services. Its focus is on reliability and developer speed rather than speculative crypto exposure.

Tenderly

Belgrade, Serbia · Startup

Tenderly is a Belgrade-based blockchain development platform that provides smart contract monitoring, debugging, simulation, and infrastructure tools for Web3 developers. The platform allows teams to test transactions, simulate contract interactions, and set up real-time alerting before deploying to mainnet, significantly reducing the risk and cost of bugs in decentralized applications. Tenderly has raised over $40 million from investors including Spark Capital and Accel, and is used by leading DeFi protocols and blockchain teams globally. It is one of Serbia's highest-profile venture-backed startups and a key piece of developer tooling infrastructure in the Web3 ecosystem.

Tokeny

Luxembourg City, Luxembourg · Startup

A Luxembourg fintech founded in 2017 by Luc Falempin and Daniel Coheur that provides an institutional-grade, no-code tokenisation platform for the issuance, transfer, and lifecycle management of digital securities on public blockchains. The company's T-REX (Token for Regulated EXchanges) open standard enables compliance-native security tokens. Tokeny tokenised over €28 billion in assets between 2017 and 2023 and was acquired by Apex Group in May 2025.

UN:BLOCK 2027

Riga, Latvia · Event

UN:BLOCK is a two-day blockchain, fintech and AI conference held in Riga, drawing around 3,000 attendees from 50+ countries and 700+ companies. Day one focuses on blockchain, digital assets and AI agents, while day two covers fintech, payments, banking regulation and financial infrastructure. The event is backed by the Investment and Development Agency of Latvia (LIAA).

W3N 2026

Narva, Estonia · Event

The sixth edition of Estonia's emerging-tech festival, held at Vaba Lava in Narva on the EU's eastern edge. Gathers builders, founders, and operators around Web3, AI, and creative industries with a substance-over-hype focus — a rare flagship tech event outside the capital.

Web3 Global

Warsaw, Poland · Event Organisator

Organiser of Web3 Warsaw, positioned as Eastern Europe's largest blockchain and Web3 conference and the anchor of Warsaw Blockchain Week. The two-day event spans themed stages on tech, NFT, gaming, and AI, plus a hackathon, an awards night, and dozens of curated side events.

Web3 Warsaw 2026 (Sept 2026)

Warsaw, Poland · Event

Web3 Warsaw 2026 is positioned as Eastern Europe's largest blockchain and Web3 conference, anchoring Warsaw Blockchain Week. The two-day event expects thousands of attendees and hundreds of speakers across themed stages spanning tech, NFT, gaming, and AI, and includes a hackathon, an awards night for startups and founders, and dozens of curated side events.

Webrazzi Fintech 2026

Istanbul, Turkey · Event

Webrazzi's anniversary edition fintech conference at Wyndham Grand Istanbul Levent, bringing together Turkish industry leaders to discuss digital banking, open banking, blockchain integration, AI-driven financial applications, and digital payments.

Wojtek Kostrzewa

Warsaw, Poland · Angel Investor

A prominent Polish business leader (ex-CEO of ITI Group and mBank), Wojtek pivoted to fintech entrepreneurship and angel investing. As CEO of blockchain fintech Billon Group, he personally invested in Billon and other tech ventures. He was honored as Business Angel of the Year in 2018 for his consistent support of startups. His angel investments include Billon (DLT payments), Quedex (crypto exchange), and AdEmotion (AI marketing). Associated startups: Billon Group, Quedex, AdEmotion.