Top 15 Infrastructure Startup Investors in Spain (September 2026)
For AI agents: Short investor table (Markdown), Detailed investor list (Markdown)
| Investor | Relevant Deals | Geography | Stage | Focus | Round Size |
|---|---|---|---|---|---|
|
Criteria Venture Tech
VC Fund
|
4 | Spain, United States, United Kingdom | Seed, Series A | Software, Biotechnology, E-Commerce | $292k–$21M |
|
Iberdrola
VC Fund
|
3 | Spain, United States, Kenya | Series A, Series B, Seed | Energy, Manufacturing, Solar | $500k–$40M |
|
Seed Capital Bizkaia
VC Fund
|
3 | Spain, Mexico, Belgium | Seed, Venture - Series Unknown | Software, Biotechnology, Manufacturing | $119k–$18M |
|
GoHub Ventures
VC Fund
|
2 | Spain, United States, Colombia | Seed, Series A, Pre-Seed | Software, Artificial Intelligence, Machine Learning | $284k–$8.2M |
|
Basque Fondo
VC Fund
|
1 | Spain | Seed, Pre-Seed | Artificial Intelligence, Software, Apps | $932k–$2.8M |
|
Inveready
VC Fund
|
1 | Spain, United States, United Kingdom | Seed, Series A | Software, Biotechnology, Information Technology | $400k–$14M |
|
Bullnet Capital
VC Fund
|
1 | Spain, United States, Mexico | Seed, Series A | Software, Manufacturing, Information Technology | $567k–$11M |
|
Amper
VC Fund
|
1 | Spain | Seed | Infrastructure, Telecommunications | |
|
Keiretsu Forum Spain
VC Fund
|
1 | Spain | Pre-Seed | B2B, B2C, Crowdfunding | |
|
Pedro Tortosa
Angel
|
1 | Spain, United States, United Kingdom | Seed, Pre-Seed, Series A | Software, Information Technology, Mobile Apps | $200k–$7.5M |
|
Aramco Ventures
VC Fund
|
1 | United States, United Kingdom, China | Series A, Series B, Seed | Energy, Manufacturing, Information Technology | $3.6M–$139M |
|
Buenavista Equity Partners
VC Fund
|
1 | Spain, Ecuador, Romania | Private Equity, Seed, Series A | Biotechnology, Health Care, Restaurants | $2M–$50M |
|
Hercainvest Solutions
VC Fund
|
1 | Spain | Debt Financing | Parking, Infrastructure, Asset Management | |
|
Kibo Ventures
VC Fund
|
1 | Spain, United States, United Kingdom | Series A, Seed, Series B | Software, E-Commerce, Mobile | $823k–$51M |
|
CASTIVENTURES, S.L.
VC Fund
|
1 | Spain | Pre-Seed, Seed | Artificial Intelligence, Information Technology, SaaS | $102k–$1.1M |
| Access all 61 investors in Spain Infrastructure startups. | |||||
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Criteria Venture Tech is the tech VC fund of CriteriaCaixa which invests in B2B SaaS and DeepTech companies in early and growth stages (Seed to Series B) managing more than €300M of AUM.
Show more...Investment focus
- Industry: Software, Biotechnology, E-Commerce
- Stage:Seed, Series A
- Geography: Spain, United States, United Kingdom
Investor stats
- Total investments: 165
- Round size: Seed $292k–$3.8M; Series A $1.9M–$21M
- Lead/follow: 46% lead, 54% follow
- Last fund: Likely actively investing — fresh fund, raised $140M in 2026
Portfolio highlights
- 8Layers — 8Layers is an artificial intelligence platform that offers cloud identity threat detection to organizations
- Barbara — Barbara is the Cybersecure Industrial Edge Platform that enables companies to connect, deploy and scale gateways and edge applications in a few clicks
- iPronics — iPronics develops the innovative concepts of general-purpose integrated programmable photonic systems.
Iberdrola together with its subsidiaries engages in the production, switching, and distribution of electricity and gas worldwide. It generates electricity primarily through nuclear, fossil-fuel, and hydroelectric power. The company also engages in the retail of electricity under the tariff systems. In addition, IBERDROLA generates electricity fromrenewable energy sources, as well as engages in gas storage, and electricity and gas supply activities. Iberdrola is committed to the energy transition and has developed a sustainable business model based on renewable energy, smart grids, large-scale energy storage, and digital transformation to provide customers with advanced products and services.
Show more...Investment focus
- Industry: Energy, Manufacturing, Solar
- Stage:Series A, Series B, Seed
- Geography: Spain, United States, Kenya
Investor stats
- Total investments: 36
- Round size: Seed $549k–$9.5M; Series A $500k–$13M; Series B $3.8M–$40M
- Lead/follow: 42% lead, 58% follow
Portfolio highlights
- Nido — Heating & cooling accounts for nearly half of all energy consumption and 40% of energy-related carbon dioxide emissions. In the EU 65M+ boilers are over their useful life and 95% of them use fossil fuels and these need urgent change.At Nido, we are streamlining heat pump installation in the residential sector, enabling users to transition toclean heating & cooling faster with affordable pricing. We also support installers get the best out of their time by removing time consuming tasks and allowing them to focus on their preferred task - home installations!
- Barbara — Barbara is the Cybersecure Industrial Edge Platform that enables companies to connect, deploy and scale gateways and edge applications in a few clicks
- TRIBBU — Hoop Carpool is a SaaS Carpooling Platform for Companies, Universities and Citi-halls
Seed Capital de Bizkaia is a Regional Council company affiliated to Biscay Regional Council's Department of Economic Development and Innovation (Departamento de Innovación y Promoción Económica de la Diputación Foral de Bizkaia) whose aim is to manage a Venture Capital Fund called “Seed Capital Bizkaia, F.C.R.“.
Show more...Investment focus
- Industry: Software, Biotechnology, Manufacturing
- Stage:Seed, Venture - Series Unknown
- Geography: Spain, Mexico, Belgium
Investor stats
- Total investments: 37
- Round size: Seed $119k–$2.8M; Venture - Series Unknown $968k–$18M
- Lead/follow: 24% lead, 76% follow
Portfolio highlights
- NNEAT — NNEAT's CTEM platform maps full attack surface with live threat intelligence. Fix exposures with agentic action. For mid-market companies & MSSPs.
- Walter Pack — Walter Pack is a manufacturer and seller of parts for the automotive industry.
- Sherpa.ai — Secure AI. Private Data. Sovereign Intelligence. Sherpa.ai platform enables secure distributed AI deployments across enterprises, governments, and regulat
Ayudamos a startups deep tech a convertirse en grandes participantesen el sector del agua, industria 4.0 y smart cities.
Show more...Investment focus
- Industry: Software, Artificial Intelligence, Machine Learning
- Stage:Seed, Series A, Pre-Seed
- Geography: Spain, United States, Colombia
Investor stats
- Total investments: 35
- Round size: Seed $284k–$4M; Pre-Seed $284k–$284k; Series A $549k–$8.2M
- Lead/follow: 51% lead, 49% follow
Portfolio highlights
- Nymiz — Harmonizing knowledge management through our data anonymization software for compliance with legal laws.
- indigitall — indigitall: The only AI-Powered Customer Engagement Platform that connects all of your outbound and inbound digital channels in one solution.
- Agrow Analytics — It is a platform to monitor in real time and in the future the water available in the terrains and its effect on the crops.
Basque Fondo is a venture capital investment firm.
Show more...Investment focus
- Industry: Artificial Intelligence, Software, Apps
- Stage:Seed, Pre-Seed
- Geography: Spain
Investor stats
- Total investments: 6
- Round size: Seed $932k–$2.8M
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- NNEAT — NNEAT's CTEM platform maps full attack surface with live threat intelligence. Fix exposures with agentic action. For mid-market companies & MSSPs.
- Trak — Trak is a software tool for healthcare professional to provide AI-based tele-rehabilitation services like physiotherapy and others.
- Veltium Smart Chargers — Veltium engages in the research, manufacturing, and marketing of electric vehicle recharging infrastructure that is simple to install and made available to the general public. Switching to electric mobility should not necessitate a change in the electricity contract or an increase in the electricity bill. They have mechanisms in place to helpclients get the most out of the contracted power and to ensure that the car recharges efficiently and intelligently. Their allows to control who can use their charger, plan the recharges to save money on the electricity bill, and check your history, among other things. With the rearm device, customers can assure that the charging installation complies with all technical rules and prevent the trouble of having to walk down to reset the counter and charger.
Inveready is a leading Spanish financial services firm focused on investment solutions and wealth management.
Show more...Investment focus
- Industry: Software, Biotechnology, Information Technology
- Stage:Seed, Series A
- Geography: Spain, United States, United Kingdom
Investor stats
- Total investments: 254
- Round size: Seed $400k–$5.5M; Series A $1.6M–$14M
- Lead/follow: 43% lead, 57% follow
- Last fund: Likely still investing — raised $63M in 2024
Portfolio highlights
- Dolfin — The first agentic sales commission platform. Automate payouts, drive rep motivation, and eliminate the Black Box.
- Inventia Kinetics — Inventia Kinetics specializes in the design, analysis, and manufacture of equipment and assembly tools for electronics sector.
- Telum Therapeutics — Telum Therapeutics is a biotechnology company that develops new treatments for infectious diseases based on the use of lytic enzymes from bacteriophages.
Independent Venture Capital Firm specialized in high technology Spanish start-ups. Helping tech entrepreneurs during the early stages of their company to build successful businesses
Show more...Investment focus
- Industry: Software, Manufacturing, Information Technology
- Stage:Seed, Series A
- Geography: Spain, United States, Mexico
Investor stats
- Total investments: 68
- Round size: Seed $1M–$3.2M; Series A $567k–$11M
- Lead/follow: 44% lead, 56% follow
- Last fund: Likely still investing — raised $87M in 2023
Portfolio highlights
- FlexiiC — Reinventing the world of electronics with a revolutionary organic and flexible technology that enables a new generation of sensors and logic based on solution deposited functional inks at a low temperature, on low-cost substrates to make organic integrated circuits. Products and services FlexiiC presents design modeling services including Application Specific Integrated Circuits (ASIC) and Process ... Read more
- Bioherent — Photonic biosensors for drug allergy diagnosis
- Impetux Optics — Impetux is a worldwide key manufacturer and supplier of turnkey optical tweezers systems designed for mechanobiology studies in living cells and 3D tissues.
Web Grupo Amper
Show more...Investment focus
- Industry: Infrastructure, Telecommunications
- Stage:Seed
- Geography: Spain
Investor stats
- Total investments: 1
- Lead/follow: 100% lead, 0% follow
Portfolio highlights
- Intelectia Telecom — Intelectia Telecom provides secure communications and 5G intelligent private networks.
Keiretsu Forum is the largest international association of private investors, con 19 sedes en EEUU, Europa y China, y más de 2.000 Miembros que han invertido 200 M$ en más de 250 empresas. Proporciona a sus Miembros Inversores una plataforma en la que relacionarse y encontrar oportunidades de invertir entre 100k€‚ y 1.000k€‚ en empresas de altopotencial de crecimiento, de todos los sectores (tecnología, energías limpias, ciencias de la salud, productos de consumo, etc.) Desde su fundación en España en el 2008, en Barcelona y Madrid sus Miembros han invertido 5.100k€ en el capital de 17 empresas innovadoras presentadas en los Foros.Keiretsu Forum was established in San Francisco, in September 2000, initially to provide Californian private investors with a professional organization for networking and investment opportunities. “Keiretsu” is a Japanese term that defines a group of company members with a common objective.At present, Keiretsu Forum is an international network of territorial associations that has over 800 associated investors, and with 18 local headquarters, in the US (Boise/Sun Valley, Bellevue/Eastside, Denver/Rockies, East Bay, Orange County, Los Angeles, San Diego, San Francisco, Seattle/Northwest, Silicon Valley y Westlake Village/Ventura), in Beijing (China), London (UK), Paris (France) and Barcelona and Madrid (Spain).Keiretsu Forum defines itself as an international association of private investors, of business leaders and entrepreneurs, who organize themselves into a capital forum to finance small and medium growing enterprises.Its members attend regularly presentations, in restricted forum, on business investment opportunities previously identified and chosen by Keiretsu Forum professional staff. Thereafter members are free to invest in the companies of their choice.
Show more...Investment focus
- Industry: B2B, B2C, Crowdfunding
- Stage:Pre-Seed
- Geography: Spain
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Jolders — The first business social network powered by blockchain!
Pedro Tortosa is Founder and CEO at Peak Thomas. He attended EUITT La Salle Bonanova.
Show more...Investment focus
- Industry: Software, Information Technology, Mobile Apps
- Stage:Seed, Pre-Seed, Series A
- Geography: Spain, United States, United Kingdom
Investor stats
- Total investments: 10
- Round size: Seed $200k–$7.5M
- Lead/follow: 70% lead, 30% follow
Portfolio highlights
- Qalea —
- Applivery — Best-in-class Device Management Solution, easy-to-use admin experience in a cloud-based platform, made for Android and Apple devices. A secure MDM used by governments and enterprises.
- Econocom Ermestel SL — Econocom Ermestel SL operates as an information technology consulting and systems integration company.
Access 48,091 investors
822 industries, 177 countries. Updated daily. Emails and phones included.
Browse database — It's Free!Aramco Ventures is a venture capital investment firm that invests in start-ups and technologies that have strategic relevance to Aramco's business, with the ability to scale and disrupt.
Show more...Investment focus
- Industry: Energy, Manufacturing, Information Technology
- Stage:Series A, Series B, Seed
- Geography: United States, United Kingdom, China
Investor stats
- Total investments: 46
- Round size: Seed $3.6M–$32M; Series A $9.5M–$49M; Series B $6.4M–$139M
- Lead/follow: 43% lead, 57% follow
- Last fund: Likely still investing — raised $4B in 2024
Portfolio highlights
- MittiLabs — Mitti Labs leverages satellite & AI technology to enable a positive impact for nature & small-holder farming communities
- Hang Ten Systems — Hang Ten Systems is an enterprise AI services company that helps large organizations turn AI investments into measurable business outcomes.
- Hyde Hydrogen Energy — Hyde Hydrogen Energy is a green hydrogen industry company, focusing on carbon neutrality, providing advanced products and digital platform services for global new energy applications.
GED is an independent Private Equity group operating in the Iberian Peninsula and South-Eastern Europe. The company was incorporated in 1996 and GED’s professional Partners hold a majority stake in the Management Companies of the Group.GED is positioned in the middle market, managing funds in excess of €300M through 4 different Private Equityvehicles and operates in two different private equity sectors; private equity and private equity-real estate.GED Private Equity is looking at buyouts and expansion deals maximizing the portfolio value through a clear buy and build strategy in the core countries: Romania, Bulgaria, Spain and Portugal, backing medium size companies that can become regional market leaders.GED Opportunity targets opportunistic and value added real estate investments in South Eastern Europe.GED has a strong track record in Eastern Europe and the Iberian Peninsula, achieved it during its 19 years activity in the region through offices in Madrid, Seville, Bucharest, Sofia and Oporto.
Show more...Investment focus
- Industry: Biotechnology, Health Care, Restaurants
- Stage:Private Equity, Seed, Series A
- Geography: Spain, Ecuador, Romania
Investor stats
- Total investments: 24
- Round size: Seed $2M–$4.2M; Series A $8M–$50M; Private Equity $6.4M–$7.7M
- Lead/follow: 63% lead, 37% follow
- Last fund: Likely actively investing — fresh fund, raised $106M in 2024
Portfolio highlights
- Quibim — Quibim builds AI tools that turn MRI, CT and PET data into actionable predictions for hospitals and biopharma. Trusted in 230+ centers worldwide.
- Xoople — Xoople operates as an earth intelligence company. Xoople powers the next generation of Earth data intelligence to achieve a systematic understanding of physical changes on the Earth’s surface.
- Highlight Therapeutics — Highlight Therapeutics is a private, clinical-stage company dedicated to unlocking the full potential of immuno-oncology.
Hercainvest Solutions is a privately held corporate holding company and asset management vehicle.
Show more...Investment focus
- Industry: Parking, Infrastructure, Asset Management
- Stage:Debt Financing
- Geography: Spain
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- New Capital Aparcamiento Torrecárdenas — New Capital Aparcamiento Torrecárdenas operates as a special purpose concessionaire focused on public-private infrastructure development and facility management. The company's core business model centers on executing long-term administrative concessions for the construction, structural maintenance, and commercial optimization of large-scaleparking assets. Its value proposition is built around providing modern, high-capacity, and sustainable vehicle parking solutions adjacent to high-traffic public complexes.
Kibo Ventures is a European tech investment platform created to support entrepreneurs with bold ideas. We invest in early-stage startups and help them scale globally.
Show more...Investment focus
- Industry: Software, E-Commerce, Mobile
- Stage:Series A, Seed, Series B
- Geography: Spain, United States, United Kingdom
Investor stats
- Total investments: 134
- Round size: Seed $823k–$15M; Series A $1.8M–$25M; Series B $6.2M–$51M
- Lead/follow: 30% lead, 70% follow
- Last fund: Likely actively investing — fresh fund, raised $141M in 2025
Portfolio highlights
- MITO AI — Create professional AI videos on an infinite collaborative canvas. Scene breakdown, visual design, real-time collaboration, and the best AI models. Start free.
- NeuralTrust — NeuralTrust is the leading security platform for generative AI, offering a unified command center for real-time defense and offense. Its open source AI gateway delivers the fastest performance in the market for managing LLM traffic, while its automated red teaming engine proactively uncovers vulnerabilities, ensuring robust protection for your AIsystems.
- THEKER Robotics — THEKER Robotics is a startup developing intelligent general-purpose robots for sectors such as waste management and logistics.
CastiVentures is a startup investment fund focused on tech companies, in early stages and with valuations of between 2 and 3 million Euros.
Show more...Investment focus
- Industry: Artificial Intelligence, Information Technology, SaaS
- Stage:Pre-Seed, Seed
- Geography: Spain
Investor stats
- Total investments: 13
- Round size: Seed $102k–$821k; Pre-Seed $186k–$1.1M
- Lead/follow: 15% lead, 85% follow
Portfolio highlights
- Tauniqo — Use talentyou.ai to create personalized courses and deliver interactive experiences that boost your team's performance.
- hello.app — Decentralized storage
- Intelectia Telecom — Intelectia Telecom provides secure communications and 5G intelligent private networks.
Infrastructure Investor funding in Spain at a glance
Stats across 55 deals from 61 investors.
Access all 61 investors in Spain Infrastructure startups.
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