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.
Eeden is a recycling technology company focused on advancing chemical textile recycling. It addresses the significant challenge of efficiently recovering cellulose and polyester from polycotton blends, utilizing a patented chemical process. This process allows for the extraction of materials that can replace virgin resources in the creation of high-quality clothing. By enabling brands to use eeden's recycled materials, the company helps them reduce their reliance on virgin resources, minimize textile waste, and comply with global environmental regulations. Eeden's innovative approach aims to promote circularity in the apparel industry, facilitating the repurposing of textile waste into new products and supporting a sustainable future for fashion.
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.
Zymofix
Seed Round in 2024
Zymofix facilitates sustainable and circular agriculture by developing creative, effective, and commercially feasible microbial products that reduce farmers' reliance on agrochemicals while maintaining high productivity.
Autarkize
Seed Round in 2024
Autarkize specializes in a patented pyrolysis system technology that enables the decentralized extraction of high-quality gas from residual biomasses, including methane and hydrogen. This innovative approach allows for the carbonization of various types of biomass, significantly increasing energy density compared to traditional carbonization methods. The process also produces biochar, which enhances soil quality and contributes to reducing greenhouse gas emissions. By offering solutions that promote energy self-sufficiency and support industrial decarbonization efforts, Autarkize positions itself as a key player in the transition towards more sustainable energy practices.
Aerleum
Seed Round in 2024
Aerleum specializes in developing innovative environmental technology that focuses on reducing greenhouse gas emissions. The company has created a system that captures and converts carbon dioxide into clean fuels and chemical products, providing a sustainable alternative to fossil-based materials. This technology supports the establishment of a circular economy by enabling businesses to implement large-scale solutions that are both economically viable and impactful in the fight against global warming. Through its efforts, Aerleum aims to facilitate a significant transformation in how industries manage their carbon footprint while contributing to a more sustainable future.
BIOVOX
Seed Round in 2024
BIOVOX is a company that specializes in the development of biodegradable plastic components aimed at various industries, including medicine, hygiene, and food. By utilizing renewable, fully degradable, and recyclable raw materials, BIOVOX produces high-quality bioplastic compounds that offer an alternative to conventional plastics. The company's products are designed to help reduce carbon dioxide emissions, promoting an environmentally sustainable approach to materials in healthcare and beyond. Through its innovations, BIOVOX sets a standard in the sustainable healthcare market, encouraging clients to adopt more eco-friendly practices.
Seqana
Seed Round in 2024
Seqana is a developer of satellite-based software that provides monitoring solutions for soil organic carbon, aimed at combating climate change. The company offers a platform that enables project developers and agri-food corporations to accurately measure and understand soil carbon sequestration in a cost-effective and efficient manner. By utilizing remote sensing technology, Seqana delivers actionable insights into soil health, benefiting a diverse range of clients, including farmers, NGOs, and large corporations. This innovative approach supports the adoption of carbon sequestration practices, contributing to environmental sustainability on a global scale.
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.
Tomorrow Things
Seed Round in 2024
Tomorrow Things operates an intelligent automation platform that specializes in creating digital twins of physical assets. By leveraging AI-generated blueprints, the platform facilitates a one-click digitalization process that streamlines asset management and optimizes operations. This technology enhances decision-making through improved data collection and streaming, ultimately fostering greater operational efficiency and sustainability. Furthermore, the platform's blueprint capabilities support plug-and-produce functionality, ensuring interoperability across various systems and enabling seamless integration of third-party applications. Through its innovative approach, Tomorrow Things aims to contribute to enhanced efficiency and sustainability in asset management.
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, including plastics, methanol, hydrogen, and e-fuels. This innovative method reduces reliance on fossil fuels like natural gas, enabling clients to create high-quality chemicals while minimizing their carbon footprint.
INERATEC
Series B in 2024
INERATEC is a company dedicated to developing sustainable energy solutions through the production of innovative synthetic fuels and power-to-X plants. By focusing on replacing fossil fuels with carbon-neutral alternatives, INERATEC aims to contribute to a post-fossil fuel economy. The company specializes in generating renewable hydrogen and converting greenhouse gases, such as carbon dioxide and hydrogen, into various synthetic products, including e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol. These products enable chemical plant operators to utilize synthetic fuels, which are derived from climate-neutral energy sources, thereby minimizing chemical waste and enhancing climate protection.
COLIPI
Seed Round in 2024
COLIPI is a clean technology company focused on climate protection by converting CO2 into sustainable oils through a proprietary biotechnological process. This innovative method utilizes industrial off-gas and organic byproducts as carbon sources, resulting in oils that are chemically equivalent to traditional vegetable oils. These decarbonized oils consist primarily of palmitic, stearic, oleic, and linoleic acids, with a modifiable fatty acid profile. By offering a direct substitute for unsustainable vegetable oils, COLIPI enables industrial partners to minimize their carbon footprint and achieve their Net Zero Goals. The company aims to provide eco-friendly alternatives for consumer products while maintaining one of the industry's lowest CO2 footprints.
Soluterials
Seed Round in 2023
Soluterials specializes in the manufacturing of sustainable, high-performance pure aluminum materials designed to address climate change and enhance local supply chains. The company produces nanostructured aluminum that leverages the inherent properties of pure aluminum, including excellent conductivity, corrosion resistance, and high strength, along with temperature resistance. These innovative materials cater to various challenges in metal applications, particularly in functional and structural lightweight construction. By focusing on both environmental sustainability and performance, Soluterials aims to provide solutions that meet the evolving needs of its clients in the industrial sector.
Resourcify
Series A in 2023
Resourcify GmbH, founded in 2015 and based in Hamburg, Germany, operates a comprehensive cloud platform designed to streamline waste management and recycling operations for businesses. The platform offers features such as container pick-up and exchange services, waste collection information, and documentation generation, ensuring compliance with legal requirements. By digitizing waste management processes, Resourcify enables organizations to efficiently manage, track, and enhance their recycling efforts while significantly reducing administrative burdens and costs—reportedly by up to 40% compared to traditional methods. Trusted by leading companies across various sectors, Resourcify aims to foster a zero-waste future and improve sustainability practices through its innovative solutions, ultimately enhancing recycling rates and revenue from recyclable materials.
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!
Bind-X
Series B in 2023
Bind-X focuses on biotechnology applications aimed at enhancing sustainability across various industries. The company has developed a microbiologically induced bio-cement that utilizes a bio-geochemical process to promote calcium carbonate precipitation within soil. This innovative approach allows for a more cost-effective and environmentally friendly method of controlling dust and pollution, transforming sand into bricks. By optimizing biotechnological processes, Bind-X seeks to improve both the sustainability and profitability of its clients' operations, addressing pressing environmental challenges while providing practical solutions.
Materials Nexus
Seed Round in 2023
Materials Nexus is a deep-tech company focused on advancing sustainable materials through an innovative material modeling platform. By automating quantum calculations, the company enhances the accuracy of material research at scale, thereby facilitating the development of green materials that contribute to net-zero emissions. Utilizing insights from quantum mechanics and artificial intelligence, Materials Nexus aims to reduce greenhouse gas emissions in the materials sector, providing clients with access to sustainable building solutions. Through its efforts, the company seeks to accelerate the transition to environmentally friendly materials and support the global shift toward sustainability.
Intelligent Fluid
Series B in 2023
Intelligent Fluids GmbH is a technology company specializing in the development of innovative, high-performance cleaning fluids that utilize a patented technology combining gentle ingredients to create dynamic phase fluids. These fluids are designed for specific applications and function effectively without chemical dissolving or etching, making them safe for users, equipment, and the environment. They are particularly suited for industries such as microelectronics, industrial maintenance, optics, printing, and building protection, among others. The company's products facilitate the removal of dirt, residues, coatings, and lacquers, offering significant advantages in process optimization and cost savings. Additionally, Intelligent Fluids is committed to sustainability, supporting multiple UN Sustainable Development Goals by reducing carbon emissions, energy consumption, and material use. Beyond its product line, the company also engages in joint development and private label agreements, further broadening its impact in the eco-friendly cleaning sector.
Maya Climate
Pre Seed Round in 2023
Maya Climate is a data-driven platform designed to assist decision-makers in assessing and monitoring natural assets through automated project risk evaluations. By employing geospatial process automation and artificial intelligence, the platform generates actionable insights that enhance site selection, investment due diligence, and portfolio management for natural assets. Additionally, Maya Climate provides a curated investment pipeline featuring a variety of unique nature-based carbon projects worldwide, offering carbon asset developers a marketplace to showcase their initiatives. This comprehensive approach enables clients to efficiently validate each stage of their projects and expedite the assessment process.
INERATEC
Venture Round in 2023
INERATEC is a company dedicated to developing sustainable energy solutions through the production of innovative synthetic fuels and power-to-X plants. By focusing on replacing fossil fuels with carbon-neutral alternatives, INERATEC aims to contribute to a post-fossil fuel economy. The company specializes in generating renewable hydrogen and converting greenhouse gases, such as carbon dioxide and hydrogen, into various synthetic products, including e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol. These products enable chemical plant operators to utilize synthetic fuels, which are derived from climate-neutral energy sources, thereby minimizing chemical waste and enhancing 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.
EcoPals
Seed Round in 2022
EcoPals specializes in creating sustainable solutions for road construction by transforming waste plastics into innovative materials. The company develops a carbon-reducing asphalt additive derived from non-recyclable plastics, providing a low-cost alternative to traditional bitumen additives. This approach not only addresses the issue of global plastic waste but also enhances the quality and sustainability of road infrastructure. By offering these environmentally friendly alternatives, EcoPals contributes to more sustainable construction practices while helping clients meet their ecological goals.
eeden
Seed Round in 2022
Eeden is a recycling technology company focused on advancing chemical textile recycling. It addresses the significant challenge of efficiently recovering cellulose and polyester from polycotton blends, utilizing a patented chemical process. This process allows for the extraction of materials that can replace virgin resources in the creation of high-quality clothing. By enabling brands to use eeden's recycled materials, the company helps them reduce their reliance on virgin resources, minimize textile waste, and comply with global environmental regulations. Eeden's innovative approach aims to promote circularity in the apparel industry, facilitating the repurposing of textile waste into new products and supporting a sustainable future for fashion.
INERATEC
Series A in 2022
INERATEC is a company dedicated to developing sustainable energy solutions through the production of innovative synthetic fuels and power-to-X plants. By focusing on replacing fossil fuels with carbon-neutral alternatives, INERATEC aims to contribute to a post-fossil fuel economy. The company specializes in generating renewable hydrogen and converting greenhouse gases, such as carbon dioxide and hydrogen, into various synthetic products, including e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol. These products enable chemical plant operators to utilize synthetic fuels, which are derived from climate-neutral energy sources, thereby minimizing chemical waste and enhancing climate protection.
Dimpora
Seed Round in 2021
Dimpora AG, based in Zürich, Switzerland, specializes in the design and manufacture of eco-friendly waterproof membranes for the outdoor textile industry. The company produces functional membranes that are primarily composed of polyurethane and utilize a unique template removal method to achieve breathability while maintaining water resistance. Dimpora's innovative technology allows for the direct application of membranes onto various 3D surfaces, enabling fast sweat transport and complete protection from rain. Committed to sustainability, Dimpora aims to develop next-generation high-performance membranes that enhance outdoor experiences without compromising environmental integrity. The company focuses on creating products that not only perform well but also prioritize the use of recyclable materials, aligning with its vision of promoting responsible enjoyment of nature.
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!
Lignopure
Seed Round in 2021
Lignopure specializes in producing natural, degradable biopolymers derived from non-food sources, focusing on high-quality lignin products. The company's lignin stands out in the market due to its proven non-cytotoxicity and customizable properties, achieved through proprietary technology. Lignopure transforms raw lignin into valuable materials suitable for a variety of applications, including cosmetics, pharmaceuticals, and food supplements. Additionally, their biobased prototypes encompass insulating materials, biobased polyurethane foams, aerogels, and filaments for 3D printing. By providing safer alternatives to harmful chemicals currently used in material science, Lignopure aims to meet the growing demand for environmentally friendly products.
Simreka
Seed Round in 2019
Simreka is a technology company that specializes in enhancing the research and development processes for materials and chemical manufacturers. By utilizing advanced artificial intelligence and machine learning, Simreka's web software enables brands to conduct experiments and make data-driven decisions 100 times faster. The platform offers actionable insights and predictive simulations, facilitating the rapid discovery of new products while transforming supply chains to prioritize profitability, safety, and sustainability. Through its comprehensive data collection and collaboration features, Simreka supports materials manufacturers and brand owners in improving financial performance, reducing environmental impact, and mitigating brand risk.
INERATEC
Seed Round in 2018
INERATEC is a company dedicated to developing sustainable energy solutions through the production of innovative synthetic fuels and power-to-X plants. By focusing on replacing fossil fuels with carbon-neutral alternatives, INERATEC aims to contribute to a post-fossil fuel economy. The company specializes in generating renewable hydrogen and converting greenhouse gases, such as carbon dioxide and hydrogen, into various synthetic products, including e-kerosene, carbon dioxide-neutral diesel, synthetic waxes, and methanol. These products enable chemical plant operators to utilize synthetic fuels, which are derived from climate-neutral energy sources, thereby minimizing chemical waste and enhancing climate protection.
Resourcify
Venture Round in 2018
Resourcify GmbH, founded in 2015 and based in Hamburg, Germany, operates a comprehensive cloud platform designed to streamline waste management and recycling operations for businesses. The platform offers features such as container pick-up and exchange services, waste collection information, and documentation generation, ensuring compliance with legal requirements. By digitizing waste management processes, Resourcify enables organizations to efficiently manage, track, and enhance their recycling efforts while significantly reducing administrative burdens and costs—reportedly by up to 40% compared to traditional methods. Trusted by leading companies across various sectors, Resourcify aims to foster a zero-waste future and improve sustainability practices through its innovative solutions, ultimately enhancing recycling rates and revenue from recyclable materials.
Smart Hydro Power
Series A in 2012
Smart Hydro Power GmbH, founded in 2010 and based in Feldafing, Germany, specializes in the development and manufacturing of kinetic micro-hydro power plants and energy management systems. The company focuses on providing affordable and eco-friendly renewable energy solutions, particularly for remote or off-the-grid locations. Its product offerings include smart turbines and complete energy packages designed to facilitate decentralized electrification projects. Smart Hydro Power emphasizes simplicity and competitiveness in its designs, which are intended to enhance productivity for electricity providers while improving living standards in rural areas. The company’s hydropower plants are designed to be environmentally friendly and fish-friendly, requiring minimal infrastructure for installation.
Mobile Event Guide
Seed Round in 2011
Mobile Event Guide GmbH specializes in developing mobile applications designed for event organizers in Germany, including conferences, corporate meetings, and trade shows. The applications allow users to search and filter information about sessions, speakers, products, exhibitors, and attendees, while also providing features such as personal event agendas, networking tools, interactive maps, and real-time updates. Organizers can easily update session details, collect feedback, and facilitate live voting through in-app surveys. Founded in 2009 and based in Berlin, the company aims to enhance event experiences while reducing printing costs and environmental impact. Additionally, it offers advertising opportunities for exhibitors and sponsors, ensuring participants remain well-informed throughout the event. Mobile Event Guide GmbH operates as a subsidiary of esanum.
WeSustain
Seed Round in 2010
WeSustain is a company based in Buxtehude, Germany, that specializes in web-based software designed for enterprise sustainability management. Founded in 2010, WeSustain's software provides management support that assists organizations in adopting environmentally friendly practices across their products, processes, and technologies. The platform enables clients to implement a comprehensive sustainability management solution, allowing them to measure, improve, and report on their sustainability performance globally while addressing associated risks. Additionally, the software encompasses features such as organizational models, reporting standards, compliance management, and stakeholder surveys, which help enterprises enhance efficiency and effectively communicate their sustainability efforts.
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.
Quentic
Seed Round in 2008
Quentic is a prominent provider of Software as a Service (SaaS) solutions for Environmental, Health, Safety, and Quality (EHSQ) and Environmental, Social, and Governance (ESG) management, catering to over 900 customers globally across various industries. Established in 2007 and headquartered in Berlin, the company employs more than 300 professionals throughout Europe and is part of AMCS, a leading integrated software and vehicle technology provider. Quentic offers a versatile platform comprising nine customizable modules that facilitate efficient management in areas such as Health & Safety, Risk Management, Environmental Management, and Legal Compliance. This integrated software solution supports the entire process from data collection and action planning to documentation and evaluation, helping organizations align their operations with regulatory requirements while promoting sustainability. The Quentic platform enhances collaboration among EHSQ stakeholders and enables seamless task integration across departments and locations, fostering a secure and environmentally responsible approach to business management.
Intelligent Fluid
Series A in 2006
Intelligent Fluids GmbH is a technology company specializing in the development of innovative, high-performance cleaning fluids that utilize a patented technology combining gentle ingredients to create dynamic phase fluids. These fluids are designed for specific applications and function effectively without chemical dissolving or etching, making them safe for users, equipment, and the environment. They are particularly suited for industries such as microelectronics, industrial maintenance, optics, printing, and building protection, among others. The company's products facilitate the removal of dirt, residues, coatings, and lacquers, offering significant advantages in process optimization and cost savings. Additionally, Intelligent Fluids is committed to sustainability, supporting multiple UN Sustainable Development Goals by reducing carbon emissions, energy consumption, and material use. Beyond its product line, the company also engages in joint development and private label agreements, further broadening its impact in the eco-friendly cleaning sector.
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