Top 30 CleanTech Startup Investors in Austria (September 2026)

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.
• Paired — Paired is your guide to improve your relationship via fun daily questions, couple quizzes, couple games and relationship advice. Try the Paired couples app free now.
• Mimo — Mimo is an app that teaches the computer science in a fun and interactive way. Mimo’s lessons are fun and interactive, fit into people’s everyday lives, and lead them to make a habit of self-improvement. Getting through to more than 1.5 million people and achieving completion numbers far above the industry average, Mimo is well on its way tobecoming the one-stop shop for education and entertainment on the go.

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.
• Heizma — Heizma make climate-neutral heating possible and easy for every family. It offers complete solutions that include not only heating systems, but also photovoltaic systems, power storage, e-charging stations, and intelligent energy management systems.
• Swisspod — Swisspod develops energy-efficient Hyperloop systems using high-quality Swiss engineering. Swisspod's mission is to ensure high-speed transportation is sustainable and efficient using fully-electric Hyperloop pods, a breakthrough technology that allows for the scalable and fast travel between distant cities. The company is currently safelybuilding the most affordable and energy-efficient pods, and bringing together a strong team of multidisciplinary experts passionate about disrupting high-speed travel.

Portfolio highlights

• Another Earth — Another Earth is building an AI-powered simulation and synthetic data platform for Earth Observation. As our planet changes, AI models need scalable, high-quality training data to keep pace. Another Earth provides synthetic data, scenario simulations and predictions required to accelerate AI development, and enable faster, smarterdecision-making—enabling smarter decisions for a more resilient world.
• Graph Therapeutics — Graph Therapeutics - precision immunology
• Epitome Therapeutics — Epitome Therapeutics is an early-stage biotechnology company developing CADENCE, a next-generation epigenome editing platform for precise, durable, and context-dependent control of gene expression without altering the underlying DNA sequence, with the aim of establishing a new therapeutic modality for diseases driven by dysregulated gene activity.

Portfolio highlights

• Rivus Batteries — Rivus is a start-up that serves as the commercialization platform for the aqueous organic flow battery technology.
• Ora Computing — We make AI models smaller, faster, and more efficient.
• Epitome Therapeutics — Epitome Therapeutics is an early-stage biotechnology company developing CADENCE, a next-generation epigenome editing platform for precise, durable, and context-dependent control of gene expression without altering the underlying DNA sequence, with the aim of establishing a new therapeutic modality for diseases driven by dysregulated gene activity.

Portfolio highlights

• eco.mio — eco.mio enables companies to reach their climate targets while realizing significant savings: Incentivize employees to travel consciously with eco mio's end-to-end integrated software solution.
• Viora - visible through confidence — Ada Growth is on a mission to put a mentor in every woman's pocket. We combine AI with microlearning to provide professional growth and development tools for women in the workplace and help companies attract, retain, and grow female talent. Download the Ada App today!The Ada App is a microlearning app that provides 2 minute short formvideos, miniquizzes, action items, and summaries that lead to long-term behavioral changes in the workplace. It also contains a digital mentor that can provide dynamic coaching in the spirit of the Ada App library of content, so that Ada App users have access to casual lessons when they have a few minutes a day as well as immediate feedback for any upcoming situation.Ada Growth serves the B2B enterprise and SME space primarily to companies with over 400 employees. We sell a professional growth / EdTech / L&D solution to HR, Employee Training and DEI administrators. We are vertical agnostic and provide a growth experience for both white collar and blue collar workers. Most EdTech solutions tend to flow to the corporate office layer of an enterprise, where this is a saturation of resources available. Many of our users have not been given professional growth tools purposefully built for them before or made flexible for their lifestyle, unlocking value for both the employee as well as the employer.We are the first enterprise-ready professional EdTech solution built specifically for women.
• 123-Transporter — Transporter mieten ab nur 45€ Volle 24h | Unlimitierte KM | digitale Vignette inkl. Einfach. Flächendeckend. Kundenzentriert: https://de.trustpilot.com/review/123-transporter.at

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.

Portfolio highlights

• subdron — subdron turns the seabed from a blind spot into a monitored domain.
• infrared.city — Redefine environmental simulations. Our bespoke AI models revolutionise performative design, slashing time, cost, and complexity. Access cutting-edge services effortlessly because innovation should be for everyone
• VALANX Biotech — VALANX Biotech is a site-specific protein conjugation platform to enable fast and cost efficient protein-drug-conjugates development.

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.

Portfolio highlights

• Greenpass — Greenpass is an all-in-one SaaS for climate-resilient urban planning & architecture platform that enables livable cities.
• Kranus Health — Kranus Health is a global provider for Men‘s Health Prescription Digital Therapeutics (PDTs). Our therapies make millions of men live a better and longer life and enable doctors to treat their patients more efficiently.
• HelloBello — HelloBello offers freshly cooked and cooled delivered human-grade food tailored to each dog’s nutritional needs. HelloBello is a PetTech company with a strong focus on the German speaking markets (for now). HelloBello’s personalized meals are free of any by-products and are portioned, packaged, and delivered directly to your door. By working with aspecialized veterinarian, HelloBello is able to derive each dog’s exact nutritional needs based on a proprietary algorithm. The recipes are made of natural sources like millet and seaweed, instead of heavy use of supplements, which makes it easier for the dog to absorb and get true nutritional benefits.Our credo in German is " ... Frisch. Individuell. Geliefert. - Frischfutter ist einfach besser ..."

Portfolio highlights

• refinq — Asset-level climate and nature risk analytics for banks, insurers and corporates. Audit-ready data for CSRD, EU Taxonomy, EBA Pillar 3, SFDR and TNFD.
• vitrealab — Enlighten. Your perspective. Light Engines for AR glasses.
• Invisible-Light Labs — Invisible Light Labs uses Fourier transform infrared (FTIR) spectroscopy and nanoelectromechanical sensing technologies to enable chemical analysis of materials and nanomaterials that are available in minuscule amounts in a variety of industries, from environmental monitoring to pharmaceuticals.

Portfolio highlights

• Ark Climate — Ark Climate is a climate-tech company that develops software to support municipal climate protection planning and execution.
• Ki 13 — Creating the world's most affordable green hydrogen and biogenic carbon.
• Recupere Metals — Recupere Metals focused on recycling copper scrap into high-quality electrical wires. It uses a patented mechanical process enhanced by AI to boost conductivity from impure scrap, bypassing energy-intensive smelting.

Portfolio highlights

• Inoqo — In a world of over, mis- or blurred information, inoqo wants to provide consumers with scientific-based data on the environmental, social and biodiversity impact of familiar grocery products. Our mission is to help all of us aligning our daily purchasing decisions to our key concerns so that we can actively contribute to a sustainableproduction-consumption cycle.The app uses a specific innovative technology that can passively and smartly track the user’s grocery basket for informing them about -for example- the CO2 impact of their purchase and how aligned it is to their environmental priorities or social valuesThe solution will actively recommend alternative products of lower impact and encourage them through personalized content, gamification and community challenges to further pursue a sustainable lifestyle.We strongly believe that our daily habits can change the world. Our vision is to enable millions of consumers around the globe to learn why and how their consumption decisions impact biodiversity, climate and their own well-being. We want to accelerate the change towards sustainable production: as users consume more responsibly, they create healthy competition between companies who start to produce responsibly.We have ten years left to cut our CO2 emissions by half. From now on, every action counts. Join inoqo.
• kompany — kompany is the RegTech platform for Global Business Verification and Business KYC providing the audit-proof, primary source, and time-stamped company information from 150+ jurisdictions in real-time. It is headquartered in Vienna, Austria, and has offices in Singapore and the UK. Since being founded in 2012, kompany has attracted a unique pool oftop developers, regulatory experts, and product managers from around the world. It is a government licensed clearing house and official distributor for commercial and business registers in multiple countries worldwide.
• HelloBello — HelloBello offers freshly cooked and cooled delivered human-grade food tailored to each dog’s nutritional needs. HelloBello is a PetTech company with a strong focus on the German speaking markets (for now). HelloBello’s personalized meals are free of any by-products and are portioned, packaged, and delivered directly to your door. By working with aspecialized veterinarian, HelloBello is able to derive each dog’s exact nutritional needs based on a proprietary algorithm. The recipes are made of natural sources like millet and seaweed, instead of heavy use of supplements, which makes it easier for the dog to absorb and get true nutritional benefits.Our credo in German is " ... Frisch. Individuell. Geliefert. - Frischfutter ist einfach besser ..."

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 — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.
• Pactum — Pactum autonomous negotiations help companies unlock hidden value. Our AI negotiates non-strategic supplier contracts on a massive scale.

Portfolio highlights

• Čibuk 2 — Čibuk 2 Wind Energy supports local community initiatives, education, and charitable programs through its Social Investment Plan activities. Čibuk 2 has been developed by Masdar and Taaleri Energia
• SALZSTROM — SALZSTROM is a sustainable technology company that focuses on sodium-ion batteries as a viable alternative to lithium-ion energy storage.
• AFI Europe Romania — AFI Europe is part of AFI Properties, one of the leading real estate development, managementand investment companies, operating in Central and Eastern Europe since 1997.

Portfolio highlights

• Vytal — Vytal is a provider of software-enabled reusable packaging solutions to eliminate single-use packaging waste in the food and beverage industry. It offers a reusable container system and container management software to facilitate sustainable takeaway and delivery services, serving restaurants, supermarkets, caterers, canteens, and event organizers.
• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• Greenpass — Greenpass is an all-in-one SaaS for climate-resilient urban planning & architecture platform that enables livable cities.
• Calyxha Biotechnologies — A new perspective on inflammation
• EveliQure Biotechnologies GmbH — EveliQure was founded in 2012 with headquarters in Vienna and developed for the first time a combined vaccine, which is intended to protect against Shigella as well as against ETEC bacteria. Both bacterial strains cause various types of diarrheal diseases, and all attempts at development of vaccines have so far only aimed to protect against one ofthe two bacterial strains. The team led by Managing Director Gábor Somogyi has succeeded for the first time in producing a combined swallow vaccine that simultaneously protects against both bacterial strains.

Portfolio highlights

• CASHY — CASHY is the world's first digital ecosystem for asset-based financing (pawnbroking), turning consumer lending risk-free.
• nista.io — Nista.io develops a platform that transforms energy data into actionable tasks. It reduces up to 20 percent of annual energy costs and helps to reduce C0₂ emissions in the long term.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• Synhelion — Synhelion engages in experimental development on natural sciences and engineering.
• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• neoom — neoom is a software company that offers services clean and integrated decentralized energy solutions. It focuses on electrical and digital systems that create sustainable value. The company offers solutions in energy management, photovoltaics, power storage, charging stations, and a range of storage solutions.

Portfolio highlights

• viRaTechnologies GmbH — viRaCube makes your garden smart and stands for the first intelligent garden irrigation system.We care for the green of the lawn and the color of the flowers. viRaCube forms the basis for your gardening. The connection of sensors and valves allows viRaCube to irrigate the garden intelligently, depending on soil moisture and other requirements.With viRaCube irrigation control is very easy. So far, smart home ends at the exterior wall of the building. We bring your garden a big step towards smart home. viRaCube is the first full hybrid garden irrigation system – if you want without the Internet, but always highly intelligent and automated. No matter whether integrated into the existing smart home, or as a standalone solution in the weekend house. The associated automation does not require any technical know-how from you as a user. You want to enjoy the garden and do not want to study technology.The technology used and the device design allow a wide range of applications in different areas. All outdoor devices use solar energy to operate and are therefore energy-efficient. Especially energy-saving radio protocols guarantee a careful handling of the stored solar energy - greenThinking starts in the garden.Pouring, though it rains?Just because the irrigation is so programmed?GreenThinking has something to do with water! viRaTechnologies offers the solution with viRaCube.

Portfolio highlights

• viRaTechnologies GmbH — viRaCube makes your garden smart and stands for the first intelligent garden irrigation system.We care for the green of the lawn and the color of the flowers. viRaCube forms the basis for your gardening. The connection of sensors and valves allows viRaCube to irrigate the garden intelligently, depending on soil moisture and other requirements.With viRaCube irrigation control is very easy. So far, smart home ends at the exterior wall of the building. We bring your garden a big step towards smart home. viRaCube is the first full hybrid garden irrigation system – if you want without the Internet, but always highly intelligent and automated. No matter whether integrated into the existing smart home, or as a standalone solution in the weekend house. The associated automation does not require any technical know-how from you as a user. You want to enjoy the garden and do not want to study technology.The technology used and the device design allow a wide range of applications in different areas. All outdoor devices use solar energy to operate and are therefore energy-efficient. Especially energy-saving radio protocols guarantee a careful handling of the stored solar energy - greenThinking starts in the garden.Pouring, though it rains?Just because the irrigation is so programmed?GreenThinking has something to do with water! viRaTechnologies offers the solution with viRaCube.

Portfolio highlights

• viRaTechnologies GmbH — viRaCube makes your garden smart and stands for the first intelligent garden irrigation system.We care for the green of the lawn and the color of the flowers. viRaCube forms the basis for your gardening. The connection of sensors and valves allows viRaCube to irrigate the garden intelligently, depending on soil moisture and other requirements.With viRaCube irrigation control is very easy. So far, smart home ends at the exterior wall of the building. We bring your garden a big step towards smart home. viRaCube is the first full hybrid garden irrigation system – if you want without the Internet, but always highly intelligent and automated. No matter whether integrated into the existing smart home, or as a standalone solution in the weekend house. The associated automation does not require any technical know-how from you as a user. You want to enjoy the garden and do not want to study technology.The technology used and the device design allow a wide range of applications in different areas. All outdoor devices use solar energy to operate and are therefore energy-efficient. Especially energy-saving radio protocols guarantee a careful handling of the stored solar energy - greenThinking starts in the garden.Pouring, though it rains?Just because the irrigation is so programmed?GreenThinking has something to do with water! viRaTechnologies offers the solution with viRaCube.

Portfolio highlights

• viRaTechnologies GmbH — viRaCube makes your garden smart and stands for the first intelligent garden irrigation system.We care for the green of the lawn and the color of the flowers. viRaCube forms the basis for your gardening. The connection of sensors and valves allows viRaCube to irrigate the garden intelligently, depending on soil moisture and other requirements.With viRaCube irrigation control is very easy. So far, smart home ends at the exterior wall of the building. We bring your garden a big step towards smart home. viRaCube is the first full hybrid garden irrigation system – if you want without the Internet, but always highly intelligent and automated. No matter whether integrated into the existing smart home, or as a standalone solution in the weekend house. The associated automation does not require any technical know-how from you as a user. You want to enjoy the garden and do not want to study technology.The technology used and the device design allow a wide range of applications in different areas. All outdoor devices use solar energy to operate and are therefore energy-efficient. Especially energy-saving radio protocols guarantee a careful handling of the stored solar energy - greenThinking starts in the garden.Pouring, though it rains?Just because the irrigation is so programmed?GreenThinking has something to do with water! viRaTechnologies offers the solution with viRaCube.

Portfolio highlights

• Serwas — Serwas Technologies is an innovative GreenTech startup that transforms server and data centre waste heat into sustainable energy. By deploying direct to liquid cooling systems, the company captures exhaust heat that would otherwise be wasted and redirects it to provide cost-effective, eco-friendly heating for buildings like hotels and public pools.
• hypt — hypt is a Swiss based SaaS marketing solution that empowers companies to digitalize word-of-mouth. By using our word-of-mouth manager companies are able to activate 40% of their customers to send out a personal recommendation to their peers increasing sales through word-of-mouth by 4 times. Our solution empowers our ICP customers in the finance andinsurance segments to strategically use and optimize the most authentic and cost effective advertising channel – word-of-mouth – and makes it an accessible asset of every marketing mix.
• SOMAREALITY — SOMAREALITY provides eye tracking solutions for diverse industries. Improve healthcare, automotive, research & aviation with real-time cognitive insights.