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.
IO-Dynamics specializes in energy management software that focuses on enhancing the efficiency of electric vehicle fleets and charging infrastructure. The company’s platform integrates data from vehicles, company operations, and weather conditions to provide actionable insights. By anonymously collecting and analyzing real-time information from electric cars and charging stations, IO-Dynamics enables businesses to optimize their charging processes. This approach not only facilitates sustainable and reliable energy management but also helps companies plan and reduce operational costs associated with electric vehicle charging.
Sunvigo specializes in making solar power accessible to residential homeowners by offering affordable rooftop solar solutions. The company simplifies the process of using solar energy by collaborating with a network of partners, which includes smart meter operators and photovoltaic installers. Sunvigo enables customers to either purchase or rent solar systems, thereby promoting the use of local and emission-free energy. In addition to providing solar power generated from rooftops, the company offers real green power sourced from the grid, further supporting its commitment to sustainable energy solutions.
Kiutra GmbH, established in 2018 and based in Munich, Germany, specializes in manufacturing refrigeration solutions that utilize innovative magnetic cooling technology. This technology enables cryogen-free cooling services, achieving sub-kelvin temperatures essential for various applications, including basic research, material science, quantum technology, and advanced electronics. As a spin-off from the Technical University of Munich, kiutra benefits from a strong foundation in low-temperature physics and cryo-engineering, with a team that collectively possesses over 50 years of experience in the field. The company is currently supported by the "EXIST Transfer of Research" initiative, a program of the German Federal Ministry of Economic Affairs and Energy, aimed at fostering research-based startups. Kiutra's all-electrical cooling devices combine magnetic refrigeration and closed-cycle pre-cooling, making them accessible and efficient for research and industrial purposes that require cryogenic temperatures.
Sunvigo specializes in making solar power accessible to residential homeowners by offering affordable rooftop solar solutions. The company simplifies the process of using solar energy by collaborating with a network of partners, which includes smart meter operators and photovoltaic installers. Sunvigo enables customers to either purchase or rent solar systems, thereby promoting the use of local and emission-free energy. In addition to providing solar power generated from rooftops, the company offers real green power sourced from the grid, further supporting its commitment to sustainable energy solutions.
Crocus Labs
Seed Round in 2021
Crocus Labs GmbH is a Berlin-based deep tech company developing advanced light engine technology to enable a greener future. We are experts in crafting cutting-edge and energy-saving solutions for wellness, horticultural, and specialty lighting applications. Our goal is to bring our rigorous research and exceptional technological advancements to residential, commercial, and industrial spaces globally.
Sunvigo specializes in making solar power accessible to residential homeowners by offering affordable rooftop solar solutions. The company simplifies the process of using solar energy by collaborating with a network of partners, which includes smart meter operators and photovoltaic installers. Sunvigo enables customers to either purchase or rent solar systems, thereby promoting the use of local and emission-free energy. In addition to providing solar power generated from rooftops, the company offers real green power sourced from the grid, further supporting its commitment to sustainable energy solutions.
Sunvigo specializes in making solar power accessible to residential homeowners by offering affordable rooftop solar solutions. The company simplifies the process of using solar energy by collaborating with a network of partners, which includes smart meter operators and photovoltaic installers. Sunvigo enables customers to either purchase or rent solar systems, thereby promoting the use of local and emission-free energy. In addition to providing solar power generated from rooftops, the company offers real green power sourced from the grid, further supporting its commitment to sustainable energy solutions.
ZE Energy SAS is an independent producer of renewable energy based in Paris, France. Established in 2019, the company focuses on developing, building, and operating hybrid solar power plants that integrate photovoltaic technology with energy storage capabilities. By equipping its plants with batteries to store solar energy generated during the day, ZE Energy offers a solution that enhances the efficiency of solar power while ensuring zero CO2 emissions. The company's commitment to sustainability also extends to marketing green energy, providing consumers access to clean energy alternatives. Through its initiatives, ZE Energy aims to contribute to the decarbonization of the planet.
Kiutra GmbH, established in 2018 and based in Munich, Germany, specializes in manufacturing refrigeration solutions that utilize innovative magnetic cooling technology. This technology enables cryogen-free cooling services, achieving sub-kelvin temperatures essential for various applications, including basic research, material science, quantum technology, and advanced electronics. As a spin-off from the Technical University of Munich, kiutra benefits from a strong foundation in low-temperature physics and cryo-engineering, with a team that collectively possesses over 50 years of experience in the field. The company is currently supported by the "EXIST Transfer of Research" initiative, a program of the German Federal Ministry of Economic Affairs and Energy, aimed at fostering research-based startups. Kiutra's all-electrical cooling devices combine magnetic refrigeration and closed-cycle pre-cooling, making them accessible and efficient for research and industrial purposes that require cryogenic temperatures.
otego GmbH, founded in 2016 and based in Karlsruhe, Germany, specializes in the development of thermoelectric generators (TEGs) that efficiently convert heat into electric power. These generators are designed to provide an independent energy supply for wireless sensors and actuators, functioning effectively in conditions with varying temperatures. The company's technology is applicable in various sectors, including the Internet of Things, waste heat recovery, and Industry 4.0. As a spin-off from the Karlsruhe Institute of Technology, otego brings together a diverse team of professionals, including physicians, a chemist, and a business engineer, to advance its innovative energy solutions.
node.energy GmbH is a software-as-a-service company that specializes in the optimization of local energy micro grids for commercial and industrial real estate. Founded in 2016 and headquartered in Frankfurt am Main, Germany, node.energy provides the opti.node application, which enables businesses with on-site power generation to effectively reduce energy costs and minimize their carbon dioxide emissions. The company's solutions support energy managers and metering service providers by significantly reducing administrative burdens and ensuring compliance with current regulations. Additionally, node.energy offers features such as electricity tax relief analysis and automated reporting, alongside planning and advisory services, to facilitate companies' energy transitions and enhance their operational efficiency.
Wiferion develops and provides energy systems intended for mobile robotics applications. Wiferion's innovative etaLINK technology brings contactless, inductive, wireless charging to the next level with efficiencies. The company makes innovations in several key areas of the system based on the principle of magnetic induction. Algorithms and an integrated communication link to the battery management system guarantees a gentle fast-charging process for the battery. Wiferion is able to meet customer needs in a time-efficient and cost-effective manner using a modular approach. By working with manufacturers of battery cells, it allows for long-term, high-quality, and consistent availability. Wiferion was founded in 2016 and is headquartered in Freiburg, Germany.
Solandeo GmbH, founded in 2011 and based in Berlin, Germany, specializes in manufacturing and marketing metering and power management solutions tailored for the renewable energy sector. The company provides innovative and cost-effective services that include real-time measurement data, data logging, and oversight of installations related to grid connections and feed-in meters. Solandeo's platform is designed to facilitate the market integration of renewable energy generation systems and battery storage, utilizing artificial intelligence to convert real-time energy measurements into location-specific forecasts of energy generation and consumption. This enables clients such as green electricity traders and plant operators to gain access to vital data and insights necessary for effective energy management and transition.
OneShore Energy GmbH specializes in the development, engineering, and operation of off-grid solar-diesel hybrid systems for power generation. Founded in 2014 and based in Berlin, Germany, the company provides a comprehensive software suite designed to optimize the design and operation of solar systems that complement diesel generators. Its key offerings include OneAnalyser, which assesses demand profiles and existing equipment to produce certified fuel-saving reports; OneOptimiser, a remote monitoring tool that identifies maintenance needs and suggests upgrades; and OneDesign, which facilitates modeling for various power system configurations. OneShore Energy serves diverse sectors, including hospitals, hotels, off-grid villages, and industrial facilities across Germany, Greece, Tanzania, and Kenya. As of 2017, it operates as a subsidiary of Baywa re GmbH.
Heliatek GmbH, based in Dresden, Germany, specializes in the development and production of organic solar films and photovoltaic cells. Its flagship product, HeliaSol, is an organic photovoltaics (OPV) solution that can be applied to various surfaces, making it suitable for building retrofitting, automotive applications, and other innovative projects. Heliatek caters to the building and construction material sector, as well as automotive manufacturers, offering tailored products like HeliaFilm for integration into façade and roofing systems. The company is recognized as a leader in organic photovoltaics, leveraging its ultra-light and flexible technology to provide sustainable energy solutions. Established in 2006, Heliatek has formed strategic partnerships with companies such as AGC Glass Europe and Reckli China, and it employs around 160 people across its facilities in Germany. The research and development of its technologies have received support from the Free State of Saxony, the Federal Republic of Germany, and the European Union.
Next Kraftwerke GmbH is an operator and provider of virtual power plant (VPP) and a certified power trader on various European energy exchanges. Its VPP Next Pool includes a network of medium and small scale power producing units, such as bioenergy, wind, and solar power generators, as well as power consuming units in Central Europe. The company digitally aggregates distributed units and trades their power smartly. Next Kraftwerke GmbH was founded in 2009 and is based in Cologne, Germany.
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Smart Hydro Power GmbH, founded in 2010 and based in Feldafing, Germany, specializes in the development and manufacture of kinetic micro-hydro power plants. The company offers a range of products, including smart turbines and energy management systems, aimed at providing affordable and sustainable energy solutions. Smart Hydro Power focuses on decentralized electrification projects, particularly in remote and off-grid locations, addressing the specific needs and challenges of these areas. Their hydropower plants are designed to be eco-friendly and fish-friendly, requiring minimal infrastructure while promoting renewable energy use. By enhancing the productivity of electricity companies and improving living standards in rural communities, Smart Hydro Power plays a significant role in the transition to clean energy.
enercast GmbH, founded in 2011 and based in Kassel, Germany, specializes in providing renewable energy forecasts through its software-as-a-service products. The company focuses on delivering accurate power forecasts for wind and solar plants, facilitating the integration of renewable energy into power grids and energy markets globally. Its advanced self-learning technology supports decision-making processes by utilizing artificial intelligence and big data. Additionally, enercast develops the enercast city system, a dashboard that visualizes the predicted share of renewable energy from various sources. The company serves clients in 20 countries, managing forecasts for 160 GW of installed capacity and delivering over 100 million data points. Enercast is privately owned and has notable shareholders, including innogy Venture Capital and High-Tech Gründerfonds.
Smartblue specializes in developing software and processes for monitoring and optimizing zero-emission energy systems, particularly focusing on photovoltaic and energy storage systems. As a hardware-independent provider, Smartblue offers a centralized web application known as the "Smart Control" Operations and Control Center. This platform facilitates maintenance, life-cycle management, production forecasting, and remote control of these energy systems. By leveraging automation, smart failure detection, and big data analysis, Smartblue aims to help clients reduce overall operational costs while ensuring efficient management of their energy assets.
Entelios, founded in 2010 and acquired by EnerNOC in 2014, specializes in demand response and virtual power plant solutions. The company operates as a clean energy supplier, focusing on the management of distributed energy resources across industrial, commercial, and institutional sectors. By providing demand response resources, Entelios helps customers balance energy supply and demand, facilitating a transition to sustainable operations. Its offerings enable both large and small companies to adopt greener practices while ensuring a reliable energy supply.
Next Kraftwerke GmbH is an operator and provider of virtual power plant (VPP) and a certified power trader on various European energy exchanges. Its VPP Next Pool includes a network of medium and small scale power producing units, such as bioenergy, wind, and solar power generators, as well as power consuming units in Central Europe. The company digitally aggregates distributed units and trades their power smartly. Next Kraftwerke GmbH was founded in 2009 and is based in Cologne, Germany.
Heliatek GmbH, based in Dresden, Germany, specializes in the development and production of organic solar films and photovoltaic cells. Its flagship product, HeliaSol, is an organic photovoltaics (OPV) solution that can be applied to various surfaces, making it suitable for building retrofitting, automotive applications, and other innovative projects. Heliatek caters to the building and construction material sector, as well as automotive manufacturers, offering tailored products like HeliaFilm for integration into façade and roofing systems. The company is recognized as a leader in organic photovoltaics, leveraging its ultra-light and flexible technology to provide sustainable energy solutions. Established in 2006, Heliatek has formed strategic partnerships with companies such as AGC Glass Europe and Reckli China, and it employs around 160 people across its facilities in Germany. The research and development of its technologies have received support from the Free State of Saxony, the Federal Republic of Germany, and the European Union.
Enexion GmbH, founded in 2008 and based in Kronberg, Germany, specializes in assisting enterprises with energy procurement in the European market. The company focuses on minimizing costs and risks associated with energy purchases and offers comprehensive energy cost management services. Its offerings include energy efficiency and management, grid cost regulation, risk management, and procurement strategies. Enexion employs a holistic approach known as Enexion 360°, which encompasses energy markets, direct wholesale procurement, regulatory frameworks, and tailored efficiency technologies. The company serves various sectors, including liberalization, electricity, gas, and carbon markets, positioning itself as a full-service provider for industrial clients seeking optimized energy solutions.
Enymotion specializes in the development and production of ultra-quiet, zero-emission energy sources aimed at enhancing the mobile deployment of electrical consumer devices for caravans and boats. The company focuses on mobile fuel cell systems that provide a self-sufficient power supply for recreational applications. These systems utilize the caloric equivalent of conventional fuels or liquid gas to generate power, ensuring zero noise and exhaust emissions. This technology allows users to operate motor homes, sailing boats, and utility vehicles with a reliable battery backup, enabling independent consumption of power in various recreational settings.
LaTherm offers its customers a low CO2 heating (heating and hot water) to stable, reliable predictable prices. They collect industrial waste heat, so far, for example, of steel mills, chemical or waste incinerators is disposed of into the environment, in specially-equipped standard containers. Then this heat to medium-sized properties, such as swimming pools, hospitals, schools, apartment buildings or commercial properties will be transported there, and fed into the existing heating systems.
Heliatek GmbH, based in Dresden, Germany, specializes in the development and production of organic solar films and photovoltaic cells. Its flagship product, HeliaSol, is an organic photovoltaics (OPV) solution that can be applied to various surfaces, making it suitable for building retrofitting, automotive applications, and other innovative projects. Heliatek caters to the building and construction material sector, as well as automotive manufacturers, offering tailored products like HeliaFilm for integration into façade and roofing systems. The company is recognized as a leader in organic photovoltaics, leveraging its ultra-light and flexible technology to provide sustainable energy solutions. Established in 2006, Heliatek has formed strategic partnerships with companies such as AGC Glass Europe and Reckli China, and it employs around 160 people across its facilities in Germany. The research and development of its technologies have received support from the Free State of Saxony, the Federal Republic of Germany, and the European Union.
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