Startups in Spain

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WAIIS

Spain

WAIIS is a Spanish smart shared-mobility platform building what it bills as Spain's first shared-mobility "super app." Using AI, mobility-data analysis, and automation, it matches users travelling compatible routes with private drivers who have empty seats, applying ride-hailing-style UX to make car sharing as easy as hailing a taxi. Founded and led by CEO Paulo Gómez, WAIIS closed 2025 with EUR2M in revenue (targeting EUR5M in 2026 at roughly 12% monthly growth) and aims to integrate multiple shared-transport options into a single app, scaling toward one million users.

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Kalipso

Spain

Kalipso is a Barcelona-based regulatory technology (RegTech) platform, founded in 2025, that helps banks and regulated organisations turn complex regulatory change into operational compliance. Built by a team combining legal and software-engineering expertise, it continuously monitors over 100 regulatory sources across more than 40 jurisdictions, identifies the obligations relevant to each client, flags compliance gaps and generates implementation-ready policies and controls with source traceability. Its Regulatory Radar layer uses AI to surface the regulatory developments most relevant to each organisation, and the platform supports frameworks such as DORA, MiCAR, PSD2, the AI Act, GDPR and MiFID II.

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H2SITE

Spain

H2SITE is a Bilbao-based industrial scaleup, spun out of Tecnalia and Engie, that builds membrane-reactor technology to produce and separate high-purity hydrogen on site. Its integrated reactors crack easy-to-transport carriers such as ammonia and methanol into fuel-cell-grade hydrogen, tackling the cost and difficulty of moving hydrogen. With over 50,000 operating hours on its reactors and European manufacturing of palladium-based membranes, the company is moving from technology validation to large-scale industrial deployment across energy and hard-to-abate sectors.

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FOSSA Systems

Spain

FOSSA Systems is a Spanish aerospace company, founded in 2020 and headquartered in Madrid with offices in Lisbon and Tokyo, that designs and manufactures small satellites for IoT connectivity, secure communications and signals intelligence (SIGINT). It operates its own low Earth orbit constellation serving industrial, institutional and government customers in sectors such as energy, logistics, agriculture, critical infrastructure and national security. The company positions itself as a verticalized European satellite provider with growing defense and dual-use focus, including selection for NATO's DIANA program.

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Citring

Spain

Citring is a Barcelona-based hardware startup that designs, manufactures and sells innovative small kitchen appliances, best known for the Citring One, an automatic countertop citrus juicer that squeezes whole fruit at the push of a button. Founded in 2017 and an alumnus of the Lanzadera accelerator, the company manufactures in Spain and has sold several thousand units across roughly 60 countries through direct online channels and specialty electronics retailers. It positions itself as a category-defining consumer brand in automatic home citrus juicing.

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Toteemi

Spain

Toteemi is a Spanish sports-gamification app that rewards users for running and cycling. Connecting to Strava or Garmin, it turns recorded activity into three game modes (conquering territories, multiplayer battles and mission challenges) and pays out virtual tokens (Teemis) redeemable in its in-app shop for gear, race entries, nutrition and other rewards. The platform has grown past 40,000 users and millions of logged activities, with brand partnerships such as Decathlon.

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TRAK

Spain

TRAK is a Basque-origin digital health startup, headquartered in Valencia, Spain, that runs a fully digital physical rehabilitation clinic. Patients perform physiotherapy exercises at home guided in real time by AI that analyzes and corrects movement through a phone or computer camera, while a physiotherapist supervises remotely and a physician directs treatment. It serves the musculoskeletal care market through more than 300 healthcare centers and major insurers such as Mapfre, Sanitas and Allianz.

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Node.ai

Spain

Node.ai is a Madrid-based fintech that builds AI tools for asset and wealth management, automating the analysis, valuation, and monitoring of investment portfolios for private banks, asset managers, and family offices. Its platform spans three products - ATHENA for illiquid-asset valuation, SEP Suite for behavioral-finance personalization, and AXON for augmented analysis of liquid markets. It operates as the commercial brand of EyePerformance AG, a Swiss fintech founded in 2018 by former UBS professionals.

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Energiot

Spain

Energiot is a Barcelona-based cleantech startup, founded in 2017 as a spin-off of the Institute of Microelectronics of Barcelona (IMB-CNM, CSIC), that develops self-powered IoT sensors for digitalising electrical grids. Its proprietary piezoelectric technology harvests energy directly from power lines, so the sensors run without batteries or periodic maintenance while feeding real-time monitoring and Dynamic Line Rating data to grid operators. The company sells the hardware alongside recurring Data-as-a-Service and Software-as-a-Service offerings and works with tier-one utilities across Europe including Iberdrola, Red Electrica de Espana, Enel, Elia and Alliander.