Top Tech Startups in Barcelona, Spain in 2026

Antai Ventures is a Barcelona-based venture studio with presence across Southern Europe and Latam. Since 2012 we have co-founded +25 companies including Glovo, Wallapop, Nemuru, PlatanoMelon and Vitaance. Our ventures have raised more than $1.5B in funding, have generated more than $3B in shareholders value and currently employ more than 3.000 people. At Antai, we partner-up and invest in the best co-founders to build global companies willing to disrupt multi-billion dollar industries. In the last 10 years, we have gained experience in a variety of business models (E-Commerces/DNVBs, B2B SaaS, Marketplaces) operating in a wide range of industries including Edtech, Grocery, Healthtech, Fintech, Insurtech, Proptech, Autotech among others.

Paycre structures secure, compliant, and enforceable transactions using digital assets. Built on nearly 30 years of combined experience across financial markets, banking, real estate, and digital asset infrastructure, Paycre operates where technology, law, and capital intersect. We work alongside buyers, sellers, agents, notaries, and legal professionals to coordinate transactions with clarity, discretion, and accountability—aligning modern settlement methods with established legal and financial frameworks. Our Mission Bridging digital assets with real-world legal execution Paycre enables crypto-backed transactions that stand up to regulatory, legal, and operational scrutiny. We treat crypto as a settlement rail, not a shortcut, focusing on compliance-first design, clear documentation, structured settlements, and cross-border risk mitigation. Paycre exists to reduce uncertainty, protect all parties, and make digital asset transactions usable in the real world.

FinOptima provides real-time, 360° fraud intelligence platform for contextual risk prevention

The Energy Year offers first-hand business intelligence on the key trends that are shaping businesses and opportunities in emerging energy markets worldwide. Its teams meet energy leaders face-to-face and report on what is being done on the ground, beyond political discourse and wishful thinking. They showcase the work undertaken, challenges encountered and milestones achieved by the industry’s top movers and shakers, from exploration and production to services and supplies, logistics and construction, power generation, downstream and capital markets. From the Middle East to Africa and the Americas, The Energy Year’s annual reports are known as a primary source of information for energy investors and are used by public and private sector actors to identify new investment opportunities and establish long-lasting collaborations.

Axo Longevity is building Europe’s first high-performance longevity platform: deep blood panels (100+ biomarkers, 2x per year), elite athlete benchmarking, and an AI health copilot, all wrapped in a beautiful, consumer-grade product. We target high performers: athletes, founders, operators, and longevity-focus humans. With a €499/year membership that gives them pro-level data, dashboards, and personalized guidance built GDPR-first and ready to scale across Europe. On the clinical side, we have the guidance of a top level sports Dr. Niko Mihic(Real Madrid FC medical advisor) and Andy Walshe, phd (ex Redbull high performance), plus a growing waitlist of performance-driven members, beta users and creator partners.

OneForma brings together a talented Community of digital, language, and content experts to collaborate on meaningful projects that make a difference. Our team is united in OneForma’s mission to enable accessible and equitable digital experiences that are tailored to the needs of people everywhere and help shape the future of AI.