HTGF | High-Tech Gruenderfonds
High-Tech Gründerfonds Management GmbH is a venture capital firm based in Bonn, Germany, specializing in early-stage investments in high-tech startups. Established in 2005, the firm focuses on technology-driven companies across various sectors, including information and communication technology, life sciences, healthcare, automation, and cleantech. HTGF typically invests in companies that have been operational for no more than one year, aiming to contribute up to €0.6 million in initial funding and up to €3 million in follow-on financing. The firm seeks a minority stake, generally around 15%, and provides a subordinated loan convertible into equity, with deferred interest for up to four years to support liquidity. With a total investment volume of approximately €895.5 million across three funds, HTGF has successfully supported over 500 startups and attracted more than €2 billion in follow-on investments from external sources. The firm's investors include notable public and private entities, underscoring its role as a key player in fostering innovation and growth within the German startup ecosystem.
Top Stages
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Past deals in Renewables
node.energy
Series B in 2025
node.energy develops software-as-a-service solutions for managing decentralized energy systems in commercial and industrial real estate. Its platform optimizes local energy microgrids, reducing administrative workload, energy costs, and carbon footprint while ensuring regulatory compliance.
ctrl+s
Seed Round in 2025
Ctrl+s is a business that specializes in providing high-resolution supply chain data to facilitate decarbonization and promote sustainable practices. It has developed a carbon management platform that helps businesses streamline their supply chain decarbonization efforts. The platform combines deep statistical data with supplier survey insights, enabling companies to effectively monitor their emissions, set reduction targets, and engage suppliers in reducing their carbon footprint.
alteva
Pre Seed Round in 2025
Alteva is a technology company specializing in the development of advanced battery cells. Its primary focus is on creating high-energy density, safety-conscious batteries tailored for the decarbonization of hard-to-electrify transport sectors such as aviation and heavy-duty vehicles. The company's innovative approach involves the use of ultralight carbon materials and sustainable raw materials, aiming to enhance battery performance, longevity, and compatibility with existing production facilities.
Autarkize
Seed Round in 2024
Autarkize is a developer of a patented pyrolysis system technology that focuses on achieving energy and fertilizer self-sufficiency through the carbonization of residual biomasses. The company offers a market-ready system that extracts high-quality gas composed of methane and hydrogen from various biomass residues in a decentralized manner. Its technology is capable of processing all types and amounts of biomass, resulting in significantly higher energy density compared to traditional carbonization systems. Additionally, the process generates biochar, which enhances soil quality and contributes to the reduction of greenhouse gas emissions. By enabling industrial companies to promote energy cleaning and decarbonization, Autarkize plays a vital role in advancing sustainable energy solutions.
Aerleum
Seed Round in 2024
Aerleum develops innovative technology that captures CO2 and converts it into clean fuels and chemicals, aiming to reduce greenhouse gas emissions and promote sustainability.
Caeli Wind
Series A in 2024
Caeli Wind is a digital marketplace focused on enhancing the wind energy sector by identifying optimal locations for wind turbine projects. The company employs advanced AI-supported analysis to assess various factors, such as regional planning, grid connections, and economic efficiency, ensuring comprehensive evaluations of wind potential. By creating a cloud-based platform, Caeli Wind connects landowners with project developers, facilitating streamlined marketing efforts and accelerating the implementation of wind energy projects. Its mission is to promote the widespread adoption of wind turbines and improve the overall success rate of projects within the wind industry.
Everyone Energy
Seed Round in 2024
Everyone Energy is a technology company that specializes in an automated energy advisory platform. This platform aims to enhance user experience during the energy transition by providing expert advice on various energy solutions, including PV systems, heat pumps, electric vehicle charging points, and battery storage. It caters to both residential and commercial clients, helping them connect with relevant solution providers, facilitating informed decision-making, and saving time in the process.
Proxima Fusion
Seed Round in 2024
Proxima Fusion develops innovative fusion power plants using optimized stellarators. These magnetic confinement devices aim to generate emissions-free power through nuclear fusion, providing a clean and safe energy source.
Cyclize
Seed Round in 2024
Cyclize is a technology company focused on decarbonizing the chemical industry. It develops a proprietary process that converts mixed plastic waste and CO2 into syngas, a versatile intermediate used to produce various chemicals and fuels. This process aims to replace fossil feedstock, such as natural gas, reducing reliance on non-renewable resources and minimizing greenhouse gas emissions.
Rabot Energy
Series A in 2024
Rabot Energy is a progressive green electricity supplier offering flexible and intelligent tariffs for residential customers and electric vehicles. Its platform utilizes real-time market data to optimize charging schedules, helping users save money, reduce their carbon footprint, and simplify vehicle ownership.
instagrid
Series C in 2024
Instagrid GmbH, founded in 2018 and based in Stuttgart, Germany, specializes in the manufacturing of portable battery storage systems designed to create mobile power infrastructures for various sectors, including construction, event technology, landscaping, and public services. The company's innovative products feature a unique architecture of stacked micro-level inverters, which allows them to be smaller, lighter, and more powerful than traditional battery systems. Instagrid's portable power solutions provide reliable access to clean, affordable, and silent electricity, effectively replacing environmentally harmful petrol and diesel generators. By enabling users to operate efficiently at temporary locations, Instagrid plays a crucial role in meeting the energy demands of industries with challenging power requirements.
INERATEC
Series B in 2024
INERATEC develops sustainable fuels and power-to-X plants to replace fossil fuels with carbon-neutral alternatives. The company focuses on renewable e-fuels and synthetic chemical products that enable transportation and industrial processes to run on climate-friendly energy. It produces renewable hydrogen and other greenhouse gases, which are transformed into products such as e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol, allowing chemical plants to operate using synthetic fuels with climate-neutral energy, reduced chemical waste, and enhanced climate protection.
COLIPI
Seed Round in 2024
COLIPI valorizes CO2 into oils using proprietary biotechnology. Its decarbonized oils help corporates achieve net-zero goals by reducing scope 3 greenhouse gas emissions.
Soluterials
Seed Round in 2023
Soluterials manufactures innovative, high-performance pure aluminium materials designed to promote sustainability and combat climate change. Their products leverage the natural properties of aluminium, such as conductivity and corrosion resistance, to provide solutions for functional and structural lightweight construction.
traceless materials
Series A in 2023
traceless materials is offering a holistically sustainable alternative to plastics and bioplastics. With our first-of-a-kind biomaterial it’s our mission to contribute to solving global plastic pollution.
Our innovative technology filed for patent allows to use food production residues to produce materials that are compostable under natural composting conditions. While bio-based, our materials don’t compete with food nor cause land-use-change, don’t need hazardous additives or solvents and have up to 95% lower CO2 emissions. Our materials are neither chemically modified nor synthetically polymerized, therefore they will not fall under the EU Single Use Plastic Directive.
Follow us on our journey, and become a part of the solution, not the pollution!
Materials Nexus
Seed Round in 2023
Materials Nexus is a deep-tech company specializing in automated quantum calculations for accurate large-scale material analysis. They aim to accelerate the development of sustainable materials and reduce CO2 emissions.
ReCatalyst
Seed Round in 2023
ReCatalyst develops advanced catalysts for next-generation PEM fuel cells. It specializes in creating patented platinum-alloy nano-catalysts that enhance stability and reduce platinum usage, aiming to facilitate the decarbonization of energy and transport sectors through applications like green hydrogen production.
Caeli Wind
Seed Round in 2023
Caeli Wind is a digital marketplace focused on enhancing the wind energy sector by identifying optimal locations for wind turbine projects. The company employs advanced AI-supported analysis to assess various factors, such as regional planning, grid connections, and economic efficiency, ensuring comprehensive evaluations of wind potential. By creating a cloud-based platform, Caeli Wind connects landowners with project developers, facilitating streamlined marketing efforts and accelerating the implementation of wind energy projects. Its mission is to promote the widespread adoption of wind turbines and improve the overall success rate of projects within the wind industry.
Proxima Fusion
Pre Seed Round in 2023
Proxima Fusion develops innovative fusion power plants using optimized stellarators. These magnetic confinement devices aim to generate emissions-free power through nuclear fusion, providing a clean and safe energy source.
Rabot Energy
Seed Round in 2023
Rabot Energy is a progressive green electricity supplier offering flexible and intelligent tariffs for residential customers and electric vehicles. Its platform utilizes real-time market data to optimize charging schedules, helping users save money, reduce their carbon footprint, and simplify vehicle ownership.
Sunvigo
Series B in 2023
Sunvigo is a company that specializes in making solar power accessible to residential homeowners. It simplifies the use of rooftop solar energy by offering electricity contracts that enable customers to buy or rent solar systems. By leveraging a robust network of partners, including smart meter operators and photovoltaic installers, Sunvigo provides affordable solar power solutions. The company aims to democratize access to clean energy, ensuring that homeowners can benefit from local and emission-free energy sources.
Phytonics
Seed Round in 2023
Phytonics specializes in designing and providing anti-reflective coating products for photovoltaic modules. These coatings offer superior light-trapping capabilities, enhancing solar energy absorption and facilitating the transition to renewable energy sources.
INERATEC
Venture Round in 2023
INERATEC develops sustainable fuels and power-to-X plants to replace fossil fuels with carbon-neutral alternatives. The company focuses on renewable e-fuels and synthetic chemical products that enable transportation and industrial processes to run on climate-friendly energy. It produces renewable hydrogen and other greenhouse gases, which are transformed into products such as e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol, allowing chemical plants to operate using synthetic fuels with climate-neutral energy, reduced chemical waste, and enhanced climate protection.
Refuel Green
Pre Seed Round in 2023
Refuel Green provides services in the fields of technical and economic analyses and evaluations of individual PtX technologies up to complete PtX systems and projects. They offer consulting services in the field of renewable and CO2-neutral fuels.
Agriportance
Seed Round in 2022
Agriportance is a software-as-a-service company operating in Europe's renewable energy sector. Founded in 2020, it specializes in software for sustainability certification under REDcert-EU and ISCC-EU, allowing users to generate mass and greenhouse gas balances online. The platform connects biomethane producers with mineral oil companies and monitors sustainability certification and the buying and selling of biomethane using greenhouse gas accounting, enabling a carbon footprint aligned with the Renewable Energy Directive. The company plans to expand into trading renewable energy quotas and to strengthen its European market presence, following seed funding in December 2022 to enhance its digital capabilities.
EcoPals
Seed Round in 2022
EcoPals is a company focused on developing sustainable solutions for road construction by transforming waste plastics into innovative materials. It specializes in creating a carbon-reducing asphalt additive derived from non-recyclable plastics, providing a low-cost alternative to traditional bitumen additives. This approach not only helps address global plastic waste issues but also enhances the quality of road infrastructure. By offering eco-friendly and cost-effective alternatives, EcoPals aims to contribute to a more sustainable future in the construction industry.
node.energy
Series A in 2022
node.energy develops software-as-a-service solutions for managing decentralized energy systems in commercial and industrial real estate. Its platform optimizes local energy microgrids, reducing administrative workload, energy costs, and carbon footprint while ensuring regulatory compliance.
IO-Dynamics
Seed Round in 2022
IO-Dynamics specializes in smart charging solutions for electric vehicle fleets, focusing on energy management and optimization. The company develops software that gathers and analyzes real-time data from electric vehicles and charging infrastructure. This technology enables organizations to efficiently manage and control the charging processes of their e-fleets, ensuring sustainable and reliable operations. By providing insights into energy consumption and charging patterns, IO-Dynamics helps businesses plan their charging schedules automatically and reduce costs associated with electric vehicle operations.
Sunvigo
Venture Round in 2022
Sunvigo is a company that specializes in making solar power accessible to residential homeowners. It simplifies the use of rooftop solar energy by offering electricity contracts that enable customers to buy or rent solar systems. By leveraging a robust network of partners, including smart meter operators and photovoltaic installers, Sunvigo provides affordable solar power solutions. The company aims to democratize access to clean energy, ensuring that homeowners can benefit from local and emission-free energy sources.
instagrid
Series B in 2022
Instagrid GmbH, founded in 2018 and based in Stuttgart, Germany, specializes in the manufacturing of portable battery storage systems designed to create mobile power infrastructures for various sectors, including construction, event technology, landscaping, and public services. The company's innovative products feature a unique architecture of stacked micro-level inverters, which allows them to be smaller, lighter, and more powerful than traditional battery systems. Instagrid's portable power solutions provide reliable access to clean, affordable, and silent electricity, effectively replacing environmentally harmful petrol and diesel generators. By enabling users to operate efficiently at temporary locations, Instagrid plays a crucial role in meeting the energy demands of industries with challenging power requirements.
INERATEC
Series A in 2022
INERATEC develops sustainable fuels and power-to-X plants to replace fossil fuels with carbon-neutral alternatives. The company focuses on renewable e-fuels and synthetic chemical products that enable transportation and industrial processes to run on climate-friendly energy. It produces renewable hydrogen and other greenhouse gases, which are transformed into products such as e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol, allowing chemical plants to operate using synthetic fuels with climate-neutral energy, reduced chemical waste, and enhanced climate protection.
ZE Energy
Series A in 2021
ZE Energy is provides a hybrid solar plant solution featuring energy storage capabilities and photovoltaics. Equipped with a battery that stores the solar energy generated throughout the day, its power plants boast the advantages of solar power in terms of production costs, integration to the environment and power grid, as well as the generation of zero CO2 emissions.
Sunvigo
Venture Round in 2021
Sunvigo is a company that specializes in making solar power accessible to residential homeowners. It simplifies the use of rooftop solar energy by offering electricity contracts that enable customers to buy or rent solar systems. By leveraging a robust network of partners, including smart meter operators and photovoltaic installers, Sunvigo provides affordable solar power solutions. The company aims to democratize access to clean energy, ensuring that homeowners can benefit from local and emission-free energy sources.
traceless materials
Seed Round in 2021
traceless materials is offering a holistically sustainable alternative to plastics and bioplastics. With our first-of-a-kind biomaterial it’s our mission to contribute to solving global plastic pollution.
Our innovative technology filed for patent allows to use food production residues to produce materials that are compostable under natural composting conditions. While bio-based, our materials don’t compete with food nor cause land-use-change, don’t need hazardous additives or solvents and have up to 95% lower CO2 emissions. Our materials are neither chemically modified nor synthetically polymerized, therefore they will not fall under the EU Single Use Plastic Directive.
Follow us on our journey, and become a part of the solution, not the pollution!
HighLine Technology
Pre Seed Round in 2021
HighLine Technology develops and commercializes highly efficient dispensing technology to reduce material usage in the photovoltaics sector and provides dispensing solutions for other industries. Its parallel dispensing technology lowers material consumption in solar cell manufacturing by applying front metal contacts to silicon solar cells and can be integrated into conventional production lines to replace the screen‑printing process for front‑side contacts, enabling resource savings, higher electricity yield, and improved throughput.
MagnoTherm
Seed Round in 2021
MagnoTherm, founded in 2019 and headquartered in Darmstadt, Germany, specializes in innovative magnetic cooling and heating technologies. With a team of over 40 experts in magnetocaloric materials, the company is committed to addressing the climate crisis by revolutionizing the cooling industry, which accounts for approximately 7% of global CO2 emissions. MagnoTherm's technology offers an alternative to traditional gas compression systems, boasting up to 30% greater energy efficiency while being non-explosive, non-flammable, and requiring low maintenance. The company aims to meet the increasing demand for sustainable and cost-effective cooling solutions, providing a viable pathway for policymakers to transition from outdated gas compression methods that have remained unchanged for nearly two centuries.
Sunvigo
Seed Round in 2020
Sunvigo is a company that specializes in making solar power accessible to residential homeowners. It simplifies the use of rooftop solar energy by offering electricity contracts that enable customers to buy or rent solar systems. By leveraging a robust network of partners, including smart meter operators and photovoltaic installers, Sunvigo provides affordable solar power solutions. The company aims to democratize access to clean energy, ensuring that homeowners can benefit from local and emission-free energy sources.
ZE Energy
Seed Round in 2020
ZE Energy is provides a hybrid solar plant solution featuring energy storage capabilities and photovoltaics. Equipped with a battery that stores the solar energy generated throughout the day, its power plants boast the advantages of solar power in terms of production costs, integration to the environment and power grid, as well as the generation of zero CO2 emissions.
instagrid
Series A in 2020
Instagrid GmbH, founded in 2018 and based in Stuttgart, Germany, specializes in the manufacturing of portable battery storage systems designed to create mobile power infrastructures for various sectors, including construction, event technology, landscaping, and public services. The company's innovative products feature a unique architecture of stacked micro-level inverters, which allows them to be smaller, lighter, and more powerful than traditional battery systems. Instagrid's portable power solutions provide reliable access to clean, affordable, and silent electricity, effectively replacing environmentally harmful petrol and diesel generators. By enabling users to operate efficiently at temporary locations, Instagrid plays a crucial role in meeting the energy demands of industries with challenging power requirements.
envelio
Series A in 2019
envelio GmbH, founded in 2017 and based in Cologne, Germany, specializes in developing software solutions for the planning and operation of energy networks. The company offers the Intelligent Grid Platform (IGP), a modular software system designed to assist distribution grid operators in digitizing and automating their processes. This platform integrates algorithms based on artificial intelligence and mathematical optimization to facilitate the management of distribution grids, allowing for the seamless incorporation of numerous distributed energy resources and smart meter data. Key features of the IGP include applications for data quality management, automated grid planning, and operational support for congestion management in response to potential grid bottlenecks. By enabling grid operators to optimize their operations, envelio plays a crucial role in advancing the energy transition and enhancing grid sustainability and flexibility.
instagrid
Seed Round in 2019
Instagrid GmbH, founded in 2018 and based in Stuttgart, Germany, specializes in the manufacturing of portable battery storage systems designed to create mobile power infrastructures for various sectors, including construction, event technology, landscaping, and public services. The company's innovative products feature a unique architecture of stacked micro-level inverters, which allows them to be smaller, lighter, and more powerful than traditional battery systems. Instagrid's portable power solutions provide reliable access to clean, affordable, and silent electricity, effectively replacing environmentally harmful petrol and diesel generators. By enabling users to operate efficiently at temporary locations, Instagrid plays a crucial role in meeting the energy demands of industries with challenging power requirements.
Volterion
Series A in 2018
Volterion is a German energy storage company that designs and manufactures redox-flow battery stacks and systems for renewable energy storage. Founded in 2015 as a spin-off of the Fraunhofer Institute UMSICHT, it operates from Dortmund and develops compact, scalable energy storage solutions such as the powerRFB, based on welded, seal-less stacks and automated high-throughput manufacturing of bipolar-graphite electrodes. Its products target residential and commercial/industrial storage to increase self-consumption of solar and wind energy and to provide cost-efficient, durable storage for bulk energy applications.
INERATEC
Seed Round in 2018
INERATEC develops sustainable fuels and power-to-X plants to replace fossil fuels with carbon-neutral alternatives. The company focuses on renewable e-fuels and synthetic chemical products that enable transportation and industrial processes to run on climate-friendly energy. It produces renewable hydrogen and other greenhouse gases, which are transformed into products such as e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol, allowing chemical plants to operate using synthetic fuels with climate-neutral energy, reduced chemical waste, and enhanced climate protection.
envelio
Seed Round in 2018
envelio GmbH, founded in 2017 and based in Cologne, Germany, specializes in developing software solutions for the planning and operation of energy networks. The company offers the Intelligent Grid Platform (IGP), a modular software system designed to assist distribution grid operators in digitizing and automating their processes. This platform integrates algorithms based on artificial intelligence and mathematical optimization to facilitate the management of distribution grids, allowing for the seamless incorporation of numerous distributed energy resources and smart meter data. Key features of the IGP include applications for data quality management, automated grid planning, and operational support for congestion management in response to potential grid bottlenecks. By enabling grid operators to optimize their operations, envelio plays a crucial role in advancing the energy transition and enhancing grid sustainability and flexibility.
node.energy
Venture Round in 2017
node.energy develops software-as-a-service solutions for managing decentralized energy systems in commercial and industrial real estate. Its platform optimizes local energy microgrids, reducing administrative workload, energy costs, and carbon footprint while ensuring regulatory compliance.
Volterion
Series A in 2017
Volterion is a German energy storage company that designs and manufactures redox-flow battery stacks and systems for renewable energy storage. Founded in 2015 as a spin-off of the Fraunhofer Institute UMSICHT, it operates from Dortmund and develops compact, scalable energy storage solutions such as the powerRFB, based on welded, seal-less stacks and automated high-throughput manufacturing of bipolar-graphite electrodes. Its products target residential and commercial/industrial storage to increase self-consumption of solar and wind energy and to provide cost-efficient, durable storage for bulk energy applications.
Enoware
Seed Round in 2015
Enoware specializes in mobile sensor systems designed for the geothermal energy sector. The company offers a miniaturized geothermal measuring capsule that enhances the efficiency and quality of geothermal probes. Its technology allows users to access vital environmental data through an online portal and smartphone application, facilitating system monitoring, optimization, and operational safety. With over 300,000 geothermal probes currently in operation in Germany and an annual addition of 20,000 new systems, Enoware is positioned to expand its customer base and contribute to the growing demand for sustainable energy solutions.
Solandeo
Seed Round in 2015
Solandeo GmbH, founded in 2011 and based in Berlin, Germany, specializes in manufacturing and marketing metering and power management solutions. The company focuses on providing energy management solutions tailored for renewable energy plants, aiding in the detection of actual power output for the green electricity market. Solandeo offers services such as real-time measurement data provision, data logging, and monitoring of measured installations to support grid connection and feed-in meters. Additionally, it provides cost-effective and innovative solutions for smart metering, remote control technology, and technical upgrades for wind turbines, solar panels, and biogas heating plants.
OneShore
Seed Round in 2015
OneShore Energy, established in 2013, specializes in designing, engineering, and operating off-grid solar-diesel-hybrid systems for power generation. Based in Berlin, Germany, the company caters to diverse sectors such as hospitals, hotels, off-grid communities, and industrial facilities in Germany, Greece, Tanzania, and Kenya. OneShore's offerings include software tools like OneAnalyser for demand analysis, OneOptimiser for remote monitoring, and OneDesign for system modeling. The company aims to optimize energy use, reduce fuel consumption, and provide certified fuel-saving reports to its clients.
Chargepartner
Seed Round in 2014
Chargepartner GmbH is a company based in Walldorf, Germany, specializing in e-mobility solutions within German-speaking countries. It provides a comprehensive service for electric vehicle charging projects, encompassing planning, rollout, operation, and billing, all delivered through an integrated Software-as-a-Service platform. The company features various modules, including the ChargeMaster-Module for managing charging stations and sessions, and the ElectroMobility-Module, a web-based interface for users and operators. Additionally, Chargepartner offers ChargeCall, a phone-based access system that activates charging stations without requiring a compatible RFID interface. The company also provides independent consulting and support for charging infrastructure, including project implementation and ongoing operational services. Chargepartner's focus on developing innovative control and incentive systems aims to engage consumers in climate protection efforts, promoting the use of climate-neutral energy.
Heliatek
Series C in 2014
Heliatek GmbH, founded in 2006 and based in Dresden, Germany, specializes in the development and manufacture of organic photovoltaics (OPV) solutions, particularly HeliaSol and HeliaFilm. These innovative products are designed for integration into various building surfaces, including horizontal, vertical, and curved structures, making them suitable for retrofitting existing buildings as well as for new construction. Heliatek's OPV technology is characterized by its ultra-lightweight and flexible nature, contributing to environmentally friendly energy solutions. The company serves a diverse clientele, including those in the building and construction materials industry, automotive manufacturers, and suppliers, and has established strategic partnerships with firms such as AGC Glass Europe and Reckli China. With approximately 160 employees, Heliatek is at the forefront of advancing organic electronics, utilizing advanced roll-to-roll manufacturing processes in controlled environments to produce its solar films.
viamon
Seed Round in 2014
viamon GmbH is a company based in Kaiserslautern, Germany, specializing in GPS-based geo-fencing anti-theft systems specifically designed for photovoltaic (PV) plants. The company develops and markets innovative monitoring and theft protection solutions for PV modules, inverters, and high-quality goods. Its offerings include 24/7 alarm services facilitated through a control center, as well as web portals and mobile applications compatible with smartphones and tablets. viamon operates in various international markets, including Germany, Spain, Switzerland, Namibia, Chile, and the Dominican Republic, providing enhanced security for renewable energy assets and ensuring protection against theft.
Next Kraftwerke
Venture Round in 2013
Next Kraftwerke GmbH is a German company based in Cologne that operates a large-scale virtual power plant (VPP) and serves as a certified power trader on various European energy exchanges. Founded in 2009, the company specializes in digitally aggregating and managing a diverse network of medium and small-scale power-producing units, including bioenergy, wind, and solar generators, alongside power-consuming units. Through its innovative VPP, Next Kraftwerke effectively connects these decentralized energy resources, facilitating efficient power supply and demand management. This digital platform enables the smart trading of generated and consumed power, contributing to the integration of renewable energy into European power markets.
Kiwigrid
Venture Round in 2013
Kiwigrid develops and operates a smart grid energy management platform in Europe. Its solutions enable efficient monitoring, analysis, and optimization of energy systems, supporting various industries including OEM, utilities, automotive, real estate, and installers.
Subitec
Series B in 2012
Subitec GmbH, founded in 2000 in Stuttgart, Germany, specializes in the manufacture of microalgae biotechnology cultivation equipment and turn-key production systems. The company offers a range of products, including Flat Panel Airlift Photobioreactors with various cultivation volumes, along with essential components such as lighting systems, media feeds, temperature control, and harvesting solutions. Subitec's systems encompass engineering and construction for outdoor and indoor applications, as well as compact and hybrid systems, catering to diverse markets including nutraceuticals, food and feed, aquaculture, cosmetics, and energy. Originating as a spin-off from the Fraunhofer Institute for Interfacial and Biotechnology, Subitec focuses on enabling clients to produce sustainable bio-products from high-quality microalgae.
Smart Hydro Power
Series A in 2012
Smart Hydro Power GmbH is a company based in Feldafing, Germany, that specializes in the development and manufacture of kinetic micro-hydro power plants. Founded in 2010, it evolved from a group of turbine developers into a provider of comprehensive renewable energy solutions, focusing on decentralized electrification projects. The company offers a range of products, including smart turbines, smart packages, and an intelligent energy management system, designed to meet the needs of remote and off-grid locations. Smart Hydro Power's systems are eco-friendly, fish-friendly, and require minimal infrastructure, making them a viable alternative for rural electrification. By combining simplicity, competitiveness, and completeness in its offerings, the company aims to enhance productivity and improve living standards in underserved communities.
enercast
Series A in 2012
Founded in 2011, enercast specializes in renewable energy forecasting. It offers software-as-a-service products that provide accurate power predictions for wind and solar plants, facilitating their integration into global power grids and markets. The company's AI-driven platform delivers over 100 million forecast data points annually to customers across 20 countries, covering approximately 160 GW of installed capacity.
Smartblue
Seed Round in 2011
Smartblue specializes in developing and operating software solutions aimed at monitoring and optimizing zero-emission energy systems, particularly photovoltaic and energy storage systems. As a hardware-independent provider, Smartblue offers a centralized web application called the "Smart Control" Operations and Control Center. This comprehensive software service facilitates maintenance, life-cycle management, production forecasting, and remote control of energy systems. By leveraging automation, smart failure detection, and big data analysis, Smartblue enables its clients to effectively monitor the operating performance of their photovoltaic systems, thereby reducing overall operational costs and enhancing efficiency.
Entelios
Series A in 2011
Entelios is a clean energy supplier founded in 2010, specializing in demand response and virtual power plant solutions. Acquired by EnerNOC in 2014, the company focuses on the management of distributed energy resources across industrial, commercial, and institutional sectors. Entelios enables its clients to enhance their sustainability practices by providing products that facilitate the integration of renewable energy and help manage system imbalances. This approach allows both large and small businesses to adopt greener operations, contributing to a more sustainable energy future.
Next Kraftwerke
Seed Round in 2010
Next Kraftwerke GmbH is a German company based in Cologne that operates a large-scale virtual power plant (VPP) and serves as a certified power trader on various European energy exchanges. Founded in 2009, the company specializes in digitally aggregating and managing a diverse network of medium and small-scale power-producing units, including bioenergy, wind, and solar generators, alongside power-consuming units. Through its innovative VPP, Next Kraftwerke effectively connects these decentralized energy resources, facilitating efficient power supply and demand management. This digital platform enables the smart trading of generated and consumed power, contributing to the integration of renewable energy into European power markets.
Heliatek
Series B in 2009
Heliatek GmbH, founded in 2006 and based in Dresden, Germany, specializes in the development and manufacture of organic photovoltaics (OPV) solutions, particularly HeliaSol and HeliaFilm. These innovative products are designed for integration into various building surfaces, including horizontal, vertical, and curved structures, making them suitable for retrofitting existing buildings as well as for new construction. Heliatek's OPV technology is characterized by its ultra-lightweight and flexible nature, contributing to environmentally friendly energy solutions. The company serves a diverse clientele, including those in the building and construction materials industry, automotive manufacturers, and suppliers, and has established strategic partnerships with firms such as AGC Glass Europe and Reckli China. With approximately 160 employees, Heliatek is at the forefront of advancing organic electronics, utilizing advanced roll-to-roll manufacturing processes in controlled environments to produce its solar films.
enymotion
Venture Round in 2008
Enymotion specializes in the development and production of ultra-quiet, zero-emission energy sources tailored for mobile applications. The company focuses on creating innovative mobile fuel cell systems that provide a self-sufficient power supply for recreational use, such as in caravans, boats, and utility vehicles. These systems utilize the caloric equivalent of conventional fuels or liquid gas, delivering power without noise or exhaust emissions. By enabling consumers to consume power independently, Enymotion positions itself as a leader in sustainable energy solutions for outdoor and recreational lifestyles.
LaTherm
Series A in 2008
LaTherm specializes in providing low CO2 heating solutions and hot water systems to various sectors, including hospitals, schools, and commercial properties in Germany. The company focuses on collecting industrial waste heat from sources such as steel mills, chemical plants, and waste incinerators, which is typically released into the environment. This waste heat is captured in specially-equipped mobile heat storage containers and transported to medium-sized properties, where it is integrated into existing heating systems. By utilizing this method, LaTherm offers stable and predictable pricing for its heating services while promoting environmentally sustainable practices.
Subitec
Series A in 2007
Subitec GmbH, founded in 2000 in Stuttgart, Germany, specializes in the manufacture of microalgae biotechnology cultivation equipment and turn-key production systems. The company offers a range of products, including Flat Panel Airlift Photobioreactors with various cultivation volumes, along with essential components such as lighting systems, media feeds, temperature control, and harvesting solutions. Subitec's systems encompass engineering and construction for outdoor and indoor applications, as well as compact and hybrid systems, catering to diverse markets including nutraceuticals, food and feed, aquaculture, cosmetics, and energy. Originating as a spin-off from the Fraunhofer Institute for Interfacial and Biotechnology, Subitec focuses on enabling clients to produce sustainable bio-products from high-quality microalgae.
Heliatek
Seed Round in 2006
Heliatek GmbH, founded in 2006 and based in Dresden, Germany, specializes in the development and manufacture of organic photovoltaics (OPV) solutions, particularly HeliaSol and HeliaFilm. These innovative products are designed for integration into various building surfaces, including horizontal, vertical, and curved structures, making them suitable for retrofitting existing buildings as well as for new construction. Heliatek's OPV technology is characterized by its ultra-lightweight and flexible nature, contributing to environmentally friendly energy solutions. The company serves a diverse clientele, including those in the building and construction materials industry, automotive manufacturers, and suppliers, and has established strategic partnerships with firms such as AGC Glass Europe and Reckli China. With approximately 160 employees, Heliatek is at the forefront of advancing organic electronics, utilizing advanced roll-to-roll manufacturing processes in controlled environments to produce its solar films.
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