Archives: Portfolio

chemstars partners with visionary founders, established corporations and leading investors to accelerate the sustainability transformation of the chemical industry. Our two-fold mission: To increase the number of startups and to help entrepreneurs built successful chemical-related ventures. We do this by offering startups strategic advice and a world-class network of experts from the chemical industry and…

HDF Energy is a leading global player in the hydrogen industry, dedicated to developing large-scale hydrogen power plants and advanced multi-megawatt fuel cell technology. These fuel cells generate electricity from hydrogen, driving the decarbonization efforts across the power generation, heavy maritime and rail mobility sectors. In 2024, HDF Energy opened its factory near Bordeaux for…

Grazia Equity is one of the most experienced Venture Capital firms in Europe. For more than 25 years, we’ve been supporting entrepreneurs on their journey from foundation to IPO or sale. Already 7 of our realized portfolio companies exceeded the billion-dollar valuation. Having invested throughout two severe financial market crises, we have proven that we weather stormy times. At the end of…

Voltfang enables sustainable energy storage by developing high-performance battery storage systems using repurposed electric vehicle batteries. Instead of leaving valuable resources unused, Voltfang gives these batteries a second life, creating an efficient and environmentally friendly storage solution for businesses. The storage systems allow small and medium-sized enterprises as well as industrial companies to store excess…

cylib is setting new standards in battery recycling. The company has developed a holistic technology that achieves a recycling efficiency of 90 percent. All valuable materials from lithium-ion batteries—such as lithium, graphite, nickel, manganese, and cobalt—are recovered and reintroduced into the battery production cycle. cylib covers the entire recycling process, from discharging end-of-life batteries to…

Bootstrap Europe specializes in providing venture and growth loans, with a strong commitment to fostering green technology businesses across Europe. As the first lender to dedicate funding specifically to this sector, we have supported companies driving innovation in areas such as circular economy solutions, pesticide alternatives, green electric drives, and beyond. Our focus extends to…

sequestra develops and commercializes technologies for the permanent binding of CO₂ in industrial residual materials, with the goal of reintroducing these materials as secondary raw materials in the construction sector. This technology segment is considered the only legally recognized form of permanent industrial CO₂ utilization in the EU. The sequestra team is developing technologies on…