Best Blockchain Technology Companies in Madrid, Spain
The 54 best Blockchain Technology companies in Madrid, Spain in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Atani.
Our analysis of 247 Blockchain Technology companies
$15.7b in tracked funding; 95% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2024.
Ranked: Best Blockchain Technology companies in Madrid
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Atani Decentralized exchange platform for cryptocurrencies | $13M | 32 mo ago | Deadpooled | Haydee Barroso Bañales CEO & Co-Founder | 2019 | Node.jsNext.jsReact+13 | — |
| 2 | Unlockd Decentralized finance protocol that unlocks democratized NFT liquidity | $4M | 47 mo ago | Seed | Carlos Barrera Co-Founder | 2022 | Node.jsTailwind CSSReact+11 | — |
| 3 | Witnet Decentralized oracle network for smart contracts | $4M | 98 mo ago | Series A | — | 2017 | — | — |
| 4 | Gizatech AI platform that simplifies blockchain complexity through autonomous agents | $3M | 14 mo ago | Series A | Renc K Co-Founder | 2022 | Framer SitesReactPriority Hints+7 | — |
| 5 | Tracer Cloud-based event ticketing solutions proivder | $2M | 98 mo ago | Deadpooled | Alberto Martinez Co-Founder & COO | 2018 | — | — |
| 6 | Onyze First crypto custodian of a new generation | $2M | 50 mo ago | Seed | Alvaro Rubio Co-Founder & COO | 2019 | Node.jsReactNext.js+10 | 1 expansion |
| 7 | Vent Online platform for investments in crypto projects | $1M | 58 mo ago | Funding Raised | Tigran Ghazaryan Co-Founder & CSO | 2021 | — | — |
| 8 | Sybol Developer of digital identity solutions using blockchain technology for secure exchange | $1M | 3 mo ago | Seed | Pelayo Garcia-Conde Head of Product & Co-founder | 2025 | SanitySentryTailwind CSS+10 | — |
| 9 | EthicHub Provider of blockchain-based P2P crowd lending platform for farm loans | $1M | 16 mo ago | Seed | Gabriela Valdovinos Co-Founder | 2017 | TurbopackNode.jsRadix UI+19 | 1 partnership · 1 award |
| 10 | Alastria Non-profit association that promotes digital economy by development of the blockchain technology | $398K | 70 mo ago | Funding Raised | — | 2017 | WordPressPleskMySQL+20 | 1 launch · 4 awards |
| 11 | Second World Provider of a blockchain-based strategy game for multiple platforms | $250K | 24 mo ago | Funding Raised | Carlos Ripoll Co-Founder & CEO | 2021 | — | — |
| 12 | Vankor Protocol that provides the technological infrastructure for the creation & issuance of financial derivatives… | $164K | 39 mo ago | Deadpooled | Noemi Carbonero Co-Founder | 2023 | — | — |
| 13 | Fluzo Studios Company specializing in game development and digital content consultancy | $110K | 117 mo ago | Funding Raised | Rafael Iglesias Founder & CEO | 2013 | — | — |
Top 12 Blockchain Technology companies in Madrid
#1
Seed · Madrid, Community of Madrid · founded 2025$1.2Mraised▾
Developer of digital identity solutions using blockchain technology for secure exchange. The company facilitates verifiable information exchange between companies and users. It offers a digital wallet for secure data control and coordination with third parties. The company provides automatic verification to prevent fraud and enhance security. It enables integration with existing systems through APIs, ensuring data security and interoperability.
- Apr 2026Seed$1.2M
#2
Series A · Madrid, Community of Madrid · founded 2022 · 12 employees$3Mraised▾
AI platform that simplifies blockchain complexity through autonomous agents,. It enables the management of eight-figure assets. It utilizes machine learning to streamline blockchain operations. Its protocol aims to enhance the performance and efficiency of blockchain-based systems. It empowers the creation and operation of autonomous AI agents, initially focused on optimizing financial strategies across DeFi protocols while ensuring users maintain full non-custodial control.
- May 2025Series A$5.2M
- Jul 2023Seed$3M
#3
Seed · Madrid, Community of Madrid · founded 2017 · 31 employees$1.1Mraised▾
Provider of blockchain-based P2P crowd lending platform for farm loans. It enables users to connects lenders with un-banked farmers. It offers secured transactions via smart contracts. The local project recruiters identify and evaluate the projects and obtain benefits on the result of the project.
- Feb 2025Seed$1M
- Jan 2020Seed$1.1M
- Jun 2019Seed—
#4
Deadpooled · Madrid, Community of Madrid · founded 2019 · 28 employees$13.2Mraised▾
Decentralized exchange platform for cryptocurrencies. It allows users to buy & sell multiple digital currencies. Provides tools to manage portfolios and track asset performance. Users can also transfer and store tokens.
- Oct 2023Series A$6M
- Apr 2021Seed$6.5M
- May 2019Seed$750K
#5
Seed · Madrid, Community of Madrid · founded 2022 · 20 employees$4.4Mraised▾
Decentralized finance protocol that unlocks democratized NFT liquidity. It works in the following steps first the users need to deposit their NFTs, get their assets appraised, borrow tokens and unlock liquidity.
- Aug 2022Seed$4.4M
#6
Funding Raised · Madrid, Community of Madrid · founded 2021$250Kraised▾
Provider of a blockchain-based strategy game for multiple platforms. Second World is a fully-on-chain competitive city-building and strategy game that allows players to build and manage their cities, form alliances, and initiate wars with other players in a massive-multiplayer online environment and a player-driven economy. The game is available on mobile and web platforms.
- Jun 2024ICO$250K
#7
Seed · Madrid, Community of Madrid · founded 2019 · 21 employees$1.6Mraised▾
First crypto custodian of a new generation. The leadership that sustains Onyze within the world of digital assets is given by its ability to address and provide solutions to the needs that the financial sector is demanding. Its solution is designed to fulfill the needs of projects related to crypto-assets, offering one of the most complete custody services. It is the crypto security partner needed by every company that wants to take part in the cryptocurrency market. These services let its clients focus on which they are good at developing their business and generating profits.
- Apr 2022Seed$1.3M
- Jul 2020Seed$293.2K
#8
Series A · Madrid, Community of Madrid · founded 2017 · 13 employees$4.1Mraised▾
Witnet is a decentralized oracle network for smart contracts. Connects smart contracts to online data sources, such as stock prices, weather forecasts, and other blockchains. The protocol runs via a distributed network of mining nodes called witnesses, which can retrieve and submit data to smart contracts. Witnesses are rewarded with WIT token for retrieving, attesting and delivering web content for clients. Clients use WIT token to pay witnesses for their Retrieve-Attest-Deliver (RAD) work.
- May 2018Series A$3M
- Mar 2018Seed$1.1M
- Mar 2018ICO$1.1M
#9
Funding Raised · Madrid, Community of Madrid · founded 2021 · 13 employees$1.2Mraised▾
Online platform for investments in crypto projects. The company allows users to invest in early crypto projects. Its features include customer service, screening, insurance, and more.
- Sep 2021ICO$1.2M
#10
Deadpooled · Madrid, Community of Madrid · founded 2018$2.1Mraised▾
Tracer is a cloud-based event ticketing solution provider. It allows organizers to manage transactional data, the event database, and promote events to manage sales. It enables users to buy tickets and pay in cryptocurrencies. It enables organizers to distribute tickets through various channels which include artist website, box office, primary ticketing website, a travel website, news website, and others. It has news mentions on IQ, Ticket News, AS, Forbes, and VB.
- Apr 2018Seed$2.1M
#11
Deadpooled · Madrid, Community of Madrid · founded 2023$164.3Kraised▾
Protocol that provides the technological infrastructure for the creation & issuance of financial derivatives in DeFi. It provides the technology to cover credit and market risk in DeFi by issuing credit default swaps and other financial derivatives. Its product portfolio includes credit default swaps, equity swaps, and interest rate swaps.
- Apr 2023Seed$164.3K
#12
Funding Raised · Madrid, Community of Madrid · founded 2017 · 60 employees$398.2Kraised▾
Non-profit association that promotes digital economy by development of the blockchain technology
- Sep 2020Grant (prize money)$277.2K
- Feb 2019Grant (prize money)$121K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Blockchain Technology coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Blockchain in Madrid is moving
A read on the academic research around Blockchain in Madrid — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 84 papers.
- Universidad Politécnica de Madrid35
- Universidad Carlos III de Madrid25
- Universidad Complutense de Madrid18
- Universidad Autónoma de Madrid4
- Hospital Universitario HM Madrid1
- Computer security8
- Key (lock)6
- Orchestration4
- Reputation3
- Workflow3
- Computer security12
- Software4
- World Wide Web4
- Cloud computing4
- Knowledge management3
- Transparency (behavior)6
- Computer security6
- Context (archaeology)3
- Key (lock)2
- Cryptocurrency2
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.