Top 20 Renewable Energy Startup Investors in Austria (July 2026)

Portfolio highlights

• Gustav — Modern staffing teams use Gustav's VMS to source talent from trusted sub-vendors. Fast, secure, and compliant!
• Voltrac — Voltrac is a robotics company that develops an autonomous, fully electric tractor platform called THOR, designed to operate in demanding environments for both agricultural and logistics use. THOR employs per-wheel electric motors instead of a conventional drivetrain, reducing mechanical complexity and maintenance requirements. It runs on swappable200 kWh battery packs, enabling long-duration operations and continuous work cycles. The platform supports a standard three-point hitch (Category II) and can be configured with a flatbed, making it versatile for fieldwork or transport tasks. Voltrac’s autonomy system combines reinforcement learning with real-time sensor data to adapt driving behavior and implements to changing terrain and crop conditions. Beyond farming, THOR is also intended for frontline logistics missions, with modular designs that can support cargo transport and resilience in challenging settings.
• enspired — Revolutionize battery storage with AI-powered BESS optimization. Our energy trading platform ensures smart, real-time market access. Contact us today!

Portfolio highlights

• Hydrogrid — All-in-one solution for optimizing hydropower plants. Increase revenues by up to 18%, reduce spill by up to 12%, and save valuable time with Hydrogrid Insight.
• watttron — Watttron invents a revolutionary heating system that can heat up surfaces heterogeneously.Watttron develops an innovative heating technology that can be used in various industrial processes. It is superior to current heating systems in many ways and offers a number of advantages. On the following pages, you will find information about possibleapplications and opportunities.The company is located in the Technologie- und Gründerzentrum Freital – a technology and start-up center on the outskirts of Dresden, the state capital of Saxony.
• Neural Concept — Neural Concept is the first AI software for enhanced engineering. Leverage your historical CAD and CAE data to drastically shorten and improve your design cycles.

Portfolio highlights

• GALVANY —
• ETPA — Etpa, the energy trading platform driving the sustainability transition. Join us for transparent trades, innovative solutions, and the fastest platform.
• Luxexcel — Luxexcel is the only company in the world with the technology to 3D print lenses. Luxexcel is on a path to open a new era in eyewear with custom quality prescription lenses. And opening up a new vision on smart eyewear by enabling technology partners to develop unique lenses. Luxexcel has developed and owns all components necessary to enable ourcustomers to 3D print optics: hardware, software, process and materials

Portfolio highlights

• fynk — Create, edit, negotiate and sign contracts quickly with fynk. Give your team back valuable time. Test it now for free!
• Newsrooms.ai — Newsrooms.ai is an AI-powered content production and management platform that enables businesses and news organizations to automate their whole content pipeline—from research and content generation to publishing across many digital channels.
• Donnerstag.ai — Build, run and scale financial reconciliations across your core financial data and systems.

Portfolio highlights

• Blackwood Seven — Blackwood Seven is a media analytics platform which strives to increase the effect of company’s media spend using our predictive analytics framework built on machine learning and artificial intelligence. Using real-time modelling and advanced KPI prediction we are able to increase a company’s media ROI by up to 15-25%.
• Verto Analytics — Verto Analytics (Verto) operates a passive metering panel that provides researchers, advertisers, and publishers the data they need to keep up with the rapid and changing pace of consumer media consumption on every app, device, service, and platform. This ongoing, longitudinal panel captures a wide breadth of behaviors—all enriched to clients’behavioral analysis or custom survey studies. Our single-source, passive metering data sets provide the information needed to understand the full digital footprint of the U.S. population. Our Data Labs are located in the US, and in Helsinki, Finland. http://www.vertoanalytics.com.
• Aito Technologies — We are a world leader in Customer Experience Analytics for mobile operators. Aito provides better understanding and management the entire customer life cycle helping them identify key relationships and the context between business drivers, customer segments, networks, services, and devices, throughout the customer life cycle.

Portfolio highlights

• markta — Digital farmers market
• Storebox — Storebox is the first fully digitized self-storage solution in Europe, with more than 140 locations in Austria, Germany, Switzerland and Luxembourg. We offer storage spaces for private and business purposes, which are automatically accessible at any time. With our successful and recently awarded franchise system, we manage to grow and will continueto expand within Europe.Storebox is more than just a self-storage system. FULL-SERVICE CLICK & COLLECT Click & Collect directly in your neighbourhood? Storebox allows you to quickly and easily expand the Click & Collect offer for your customers to new districts, cities and countries. We coordinate the transport and customer communication for you.MICRO-HUBS FOR THE LAST MILE Use central warehouse locations in urban areas as a starting point for the last mile. Storebox as a micro-depot offers you the fastest way to your customers, allowing you to save time, money and emissions. Customer proximity and responsiveness through local storage: Benefit from our strategically positioned storage units and serve the needs of your customers as quickly as possible. At the same time, you can reduce unnecessarily driven kilometres by your employees in the field and thus save time and money.SPARE PARTS WAREHOUSE FOR SERVICE TECHNICIANS With Storebox you can store spare parts and goods directly where they will be used. In this way, you are in close proximity to the customer and save yourself long travel times for collecting the materials from a central warehouse. Create more efficiency by receiving deliveries of goods 24/7 directly to the Storebox and returning them if necessary.
• e.battery systems — The Future of Litium Ion Technology

Portfolio highlights

• Dishtracker — Software that allows visual detection and automated check-out in the food sector
• e.battery systems — The Future of Litium Ion Technology

Portfolio highlights

• Jack & Jill AI — Jack helps candidates find the perfect job and Jill helps companies find the perfect candidate.
• SimpleStudy — Learn smarter with revision notes, past papers, quizzes, and expert tools for major Irish academic exams. Join SimpleStudy Ireland and boost your grades today.
• Jentic — One integration, thousands of APIs and workflows. Connect your AI agents to real APIs with secure execution and credential management.

Portfolio highlights

• Spoor — Spoor's software uses advanced computer vision and AI to detect, track, and classify birds at wind farms
• enspired — Revolutionize battery storage with AI-powered BESS optimization. Our energy trading platform ensures smart, real-time market access. Contact us today!
• Elephant — Elephant in an AI-powered platform for frontline and blue-collar workers. It specializes in training and communication tools for decentralized, frontline workforces in sectors like manufacturing and logistics. Its core AI Coursebuilder converts technical documentation into gamified, mobile-friendly microlearning modules.

Portfolio highlights

• SG Enviro — SG Enviro is an environmental services company that provides solutions for industrial waste water management.
• Sofi Filtration — Innovation in Industrial Liquid Filtration
• NLM Photonics — Data centers consume enormous amounts of power; our faster, energy-efficient electro-optic modulation solution moves data across the internet.

Portfolio highlights

• Winns — Winns is a producer of heat pumps with natural refrigerants, high uptime, and performance. It sells hot water produced in an environmentally friendly way, at a cheaper price. A heat pump moves heat from one place to another, which has a higher temperature. Heat pumps are important to meet the world's energy needs in a renewable way. Winnsbelieves that natural refrigerants and sales of Heat as a Service are a prerequisite for the proportion of heat pumps to increase.
• Metaloop — Metaloop is a scrap trading company that helps businesses from the metal recycling industry to boost revenue without scaling.
• Electra.aero — Electra is a next-gen aerospace company devoted to sustainable urban & regional air mobility led by industry pioneer Dr. John Langford.

Portfolio highlights

• Diamens — Diamens is a company focused on femtech that develops a non-invasive menstrual blood-based molecular diagnostic to detect women-specific diseases like endometriosis.
• Respory — Respory provides real-time people-tracking using proprietary radar sensors, all without capturing personal data. Our scalable sensor network, powered by AI-driven algorithms, delivers precise customer journey insights, critical for in-store performance in retail.
• 2nd Cycle — 2nd Cycle creating a cost-effective, fully automated, and scalable solution for modules for a second life cycle.

Portfolio highlights

• raicoon — SaaS solution for autonomous operations of renewable energy

Portfolio highlights

• Kaia Health — Kaia Health is a digital therapeutics company that creates evidence-based treatments for a range of disorders including back pain and COPD. Working with experts in various medical fields, the company uses machine learning to deliver individualized app interventions that aim to empower and motivate patients to take control and self-manage theircondition with digital alternatives from their home using devices they already own (i.e. smartphones and tablets).The company has enrolled more than 400,000 users to date in its digital therapy program. It was founded in 2016 and is headquartered in Brooklyn, New York.
• neoom — Humanity is finally saying goodbye to the energy generation from oil, gas, coal or nuclear fission, to renewable energy from wind, water, and sun. This energy transition is THE megatrend of our time! The challenges include the rapid increase in electric mobility and the increasing electricity demand for heating and cooling buildings. However, thegeneration of energy from renewable sources is characterized by certain volatility, i.e. fluctuations. We take on these challenges with our neoom battery storage and e-mobility charging solutions. With an innovative energy storage system, every private and commercial user can provide cheap, safe and above all clean energy on-site and react to the flexibility of the market. Our neoom hardware products are unique in design, functionality, and quality. Our intuitive, device-open software NTUITY represents the missing link in the field of energy management. Energy from renewable sources can be stored and used with maximum efficiency through our solutions. And best of all: we can deliver today! Take the first step into a sustainable life, visit our website, call us and now connect to neoom group.
• Pactum — Pactum autonomous negotiations help companies unlock hidden value. Our AI negotiates non-strategic supplier contracts on a massive scale.

Portfolio highlights

• raicoon — SaaS solution for autonomous operations of renewable energy

Portfolio highlights

• Voltfang — We integrate used electric car batteries into a battery storage system and thus build up a decentralized storage network.
• node.energy — Mit der Software opti.node wird die dezentrale und klimafreundliche Energieversorgung Ihrer Industrie- und Gewerbestandorte radikal vereinfacht. | node.energy
• Emulate Energy — Emulate Energy transforms demand response into tailored and easy-to-operate energy storage devices costing a fraction of physical batteries.

Portfolio highlights

• refinq — Our platform helps companies transform climate and biodiversity risks into opportunities to reduce costs, future-proof operations, and stay competitive.
• NodeVenture — The NodeVenture Secure Wallet System is a globally unique solution for the safekeeping of crypto assets. With our patented Air Wall technology, we store crypto assets offline around the clock to protect them from hacker attacks. Nevertheless, users can access their assets 24/7 and fully automated via our NodeVenture web application. No humanintervention is required to switch from the online to the offline area or vice versa. Through the HD-Wallet process (BIP44), the sensitive private keys are only generated when they are needed for transactions. They do not remain in the temporary or permanent data storage for a second (derivation of the private keys "on-the-fly"). This also offers significant advantages for recovery. We offer the NodeVenture Secure Wallet System to institutional financial market participants, depending on customer needs. TMIA is a qualified and ISO27001 certified custodian regulated in Austria.
• vitrealab — Enlighten. Your perspective. Light Engines for AR glasses.

Portfolio highlights

• ISAAC — ISAAC is an innovative tech company at the forefront of enhancing structural resilience through advanced active mass damper systems. Specializing in seismic and wind protection, ISAAC's solutions dynamically improve the stability of existing buildings and infrastructure. Utilizing non-invasive retrofitting techniques, our active mass dampersenhance the safety and comfort of structures under dynamic loads without altering their original aesthetics. This approach not only safeguards buildings during natural events but also contributes to greener construction practices by avoiding extensive reconstruction, aligning with sustainable development goals in urban environments.
• NOC Energy — NOC Energy facilitates the decarbonization of industrial heating without producing any carbon emissions.
• Gr3n Recycling — GR3N offers depolymerization plants capable of producing virgin grade PET from recycled monomers.

Portfolio highlights

• Numbat — Numbat is a clean-tech company from Kempten (Allgäu). The competence lies in the development and production, as well as the operation of High-Power charging solutions with integrated battery storage system. The goal is to establish Europe's densest High-Power charging infrastructure to support e-mobility and its challenges. The battery storagereduces electricity costs and eases the burden on grids, while the integrated fast charging station allows customers/visitors/employees to fully charge their electric vehicles within 15 minutes. Depending on the location, the Numbats can be provided free of charge in a platform model. With its patented climate protection technology and multi-lifecycle approach, the Numbat is the most sustainable solutions on the market.
• ESFORIN — ESFORIN SE is a fully digital energy company, offering modularly integrable energy solutions – for both, power and gas.
• Efficient Energy Technology — Efficient Energy Technology makes renewable energy simple, safe, and dependable for everyone. Efficient Energy Technology develops a small power plant consisting of photovoltaic and storage for complete self-installation.

Portfolio highlights

• Wirepas — Wirepas offers a standards-based, ultra-reliable mesh connectivity for infrastructure-grade IoT. Proven in millions of devices worldwide.
• Leil Storage — ON-PREMISES DISTRIBUTED FILE STORAGE WITH CLOUD-SCALE DENSITY+23% extra FREE capacity and density NOW +23% extra FREE capacity and density NOW +20% lower CO₂ emissions and power costs NOW up to +70% saved energy in the futureFirst distributed filesystem that supports the biggest HDDs on the planet, enabling enterprises with HM-SMR basedstorage.
• Starship Technologies — The future of delivery - today!