Demeter Partners

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.

See You Sun specializes in developing, building, and operating solar photovoltaic power plants tailored for communities, industrial, commercial, and retail sectors. The company offers comprehensive solutions including individual and collective self-consumption, power purchase agreements (PPAs), energy storage systems, electric vehicle charging stations, and rainwater harvesting systems. These solutions enable businesses to generate clean electricity, reduce reliance on traditional energy sources, and lower their energy costs.

BeFC Bioenzymatic Fuel Cells is a company based in Grenoble, France, that specializes in the development of ecological devices, specifically paper-based bioenzymatic fuel cells. Founded in 2020, BeFC focuses on providing sustainable and eco-friendly energy solutions aimed at minimizing environmental impact. Their innovative technology features ultra-thin, flexible, and miniature fuel cells designed to replace traditional button or coin cell batteries, which are often difficult to recycle and environmentally harmful. By offering a safe alternative, BeFC facilitates the advancement of disposable and wearable medical devices, as well as low-power applications in health monitoring, logistics, and the Internet of Things (IoT). The company's approach not only addresses existing energy needs but also opens up new opportunities in various sectors.

Verkor is a manufacturer of battery cells dedicated to increasing the production of low-carbon batteries to meet the rising demand for electric vehicles. The company emphasizes the development of batteries that have a significantly reduced carbon footprint compared to traditional options, which minimizes emissions associated with logistics. By utilizing carbon-free electricity in its production processes, Verkor aims to provide businesses with cost-effective battery solutions that align with sustainability goals.

NAWA Technologies specializes in developing advanced energy storage solutions, focusing on its innovative Ultra Fast Carbon Battery Technology. Founded in April 2013 and supported by over 15 years of research and development in nanomaterials, the company aims to enhance energy conversion, storage, transport, and efficiency using carbon, which is abundant and environmentally friendly. NAWA Technologies creates ultracapacitors and battery electrodes that facilitate the integration of renewable energies into smart grids, thus promoting more efficient and sustainable electricity storage. The company is committed to minimizing the environmental impact of its manufacturing processes and emphasizes the importance of reusing, recovering, and recycling materials throughout the product lifecycle. With a dedicated team of 24 employees, NAWA Technologies operates a pilot production line to innovate new interface materials and storage devices that reduce carbon emissions and reliance on fossil fuels.

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.

Verkor is a manufacturer of battery cells dedicated to increasing the production of low-carbon batteries to meet the rising demand for electric vehicles. The company emphasizes the development of batteries that have a significantly reduced carbon footprint compared to traditional options, which minimizes emissions associated with logistics. By utilizing carbon-free electricity in its production processes, Verkor aims to provide businesses with cost-effective battery solutions that align with sustainability goals.

See You Sun specializes in developing, building, and operating solar photovoltaic power plants tailored for communities, industrial, commercial, and retail sectors. The company offers comprehensive solutions including individual and collective self-consumption, power purchase agreements (PPAs), energy storage systems, electric vehicle charging stations, and rainwater harvesting systems. These solutions enable businesses to generate clean electricity, reduce reliance on traditional energy sources, and lower their energy costs.

BeFC Bioenzymatic Fuel Cells is a company based in Grenoble, France, that specializes in the development of ecological devices, specifically paper-based bioenzymatic fuel cells. Founded in 2020, BeFC focuses on providing sustainable and eco-friendly energy solutions aimed at minimizing environmental impact. Their innovative technology features ultra-thin, flexible, and miniature fuel cells designed to replace traditional button or coin cell batteries, which are often difficult to recycle and environmentally harmful. By offering a safe alternative, BeFC facilitates the advancement of disposable and wearable medical devices, as well as low-power applications in health monitoring, logistics, and the Internet of Things (IoT). The company's approach not only addresses existing energy needs but also opens up new opportunities in various sectors.

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.

MyLight Systems develops innovative energy management solutions that enable homeowners to produce and consume their own solar electricity, aiming to promote energy independence.

NAWA Technologies specializes in developing advanced energy storage solutions, focusing on its innovative Ultra Fast Carbon Battery Technology. Founded in April 2013 and supported by over 15 years of research and development in nanomaterials, the company aims to enhance energy conversion, storage, transport, and efficiency using carbon, which is abundant and environmentally friendly. NAWA Technologies creates ultracapacitors and battery electrodes that facilitate the integration of renewable energies into smart grids, thus promoting more efficient and sustainable electricity storage. The company is committed to minimizing the environmental impact of its manufacturing processes and emphasizes the importance of reusing, recovering, and recycling materials throughout the product lifecycle. With a dedicated team of 24 employees, NAWA Technologies operates a pilot production line to innovate new interface materials and storage devices that reduce carbon emissions and reliance on fossil fuels.

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.

Proviridis develops and provides alternative fuels and fueling infrastructure for vehicles. It manufactures and supplies fuel distribution products for alternative fuels and operates electric charging and hydrogen stations to support range extenders. The company has developed a range of charging and supply infrastructure intended to reduce the environmental impact of transport while helping clients maintain cost competitiveness.

NAWA Technologies specializes in developing advanced energy storage solutions, focusing on its innovative Ultra Fast Carbon Battery Technology. Founded in April 2013 and supported by over 15 years of research and development in nanomaterials, the company aims to enhance energy conversion, storage, transport, and efficiency using carbon, which is abundant and environmentally friendly. NAWA Technologies creates ultracapacitors and battery electrodes that facilitate the integration of renewable energies into smart grids, thus promoting more efficient and sustainable electricity storage. The company is committed to minimizing the environmental impact of its manufacturing processes and emphasizes the importance of reusing, recovering, and recycling materials throughout the product lifecycle. With a dedicated team of 24 employees, NAWA Technologies operates a pilot production line to innovate new interface materials and storage devices that reduce carbon emissions and reliance on fossil fuels.

Stimergy is a company that operates eco-friendly data centers by integrating them into the infrastructure of smart cities. Founded in 2013 and headquartered in Grenoble, France, with an additional office in Paris, the company specializes in installing mini-data centers within secure technical areas of residential buildings. These data centers utilize a digital boiler system to recycle heat generated by computer servers, converting it into hot water for the buildings they serve. Stimergy's interconnected data centers form a resilient computing grid that enhances performance and energy efficiency. Additionally, the company offers project development services tailored for animation studios, helping to determine the necessary server allocation, computing power, storage speed, and connection speed required for various projects.

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.

Cozynergy is a service company specializing in energy renovation, focusing primarily on individual homes. The company aims to enhance comfort and promote energy efficiency through a diverse range of technologies designed for energy preservation. By providing tailored solutions, Cozynergy enables customers to improve their real estate assets while effectively reducing energy costs.

Sabella is a developer of marine current turbines that provides reliable turnkey energy solutions globally. The company specializes in marine-based power generation and offers a range of economically optimized technologies, supported by appropriate patents. In addition to turbine development, Sabella provides engineering and project management services to facilitate the installation of its systems. This comprehensive approach enables clients, particularly those in remote grids on islands and isolated shore communities, to transition to sustainable energy with minimal complexity.

Ideol is a global and pure player in floating foundations for offshore wind and has been engineering and accompanying floating offshore wind projects from conception to installation since 2010. Recipient of numerous innovation and entrepreneurship awards and recognized as one of the most promising cleantech companies, Ideol’s fully integrated team of over 60 experts and engineers has patented numerous innovations of which its globally acclaimed Damping Pool ®. A prestigious panel of international private and public investors have been supporting the company’s growth since its creation.

Kemwatt SAS designs, develops, manufactures, and markets batteries with circulating electrolytes for application in stationary storage of electricity to facilitate the management of the network within the framework of renewable electrical production.

Stimergy is a company that operates eco-friendly data centers by integrating them into the infrastructure of smart cities. Founded in 2013 and headquartered in Grenoble, France, with an additional office in Paris, the company specializes in installing mini-data centers within secure technical areas of residential buildings. These data centers utilize a digital boiler system to recycle heat generated by computer servers, converting it into hot water for the buildings they serve. Stimergy's interconnected data centers form a resilient computing grid that enhances performance and energy efficiency. Additionally, the company offers project development services tailored for animation studios, helping to determine the necessary server allocation, computing power, storage speed, and connection speed required for various projects.

Ideol is a global and pure player in floating foundations for offshore wind and has been engineering and accompanying floating offshore wind projects from conception to installation since 2010. Recipient of numerous innovation and entrepreneurship awards and recognized as one of the most promising cleantech companies, Ideol’s fully integrated team of over 60 experts and engineers has patented numerous innovations of which its globally acclaimed Damping Pool ®. A prestigious panel of international private and public investors have been supporting the company’s growth since its creation.

Cozynergy is a service company specializing in energy renovation, focusing primarily on individual homes. The company aims to enhance comfort and promote energy efficiency through a diverse range of technologies designed for energy preservation. By providing tailored solutions, Cozynergy enables customers to improve their real estate assets while effectively reducing energy costs.

NAWA Technologies specializes in developing advanced energy storage solutions, focusing on its innovative Ultra Fast Carbon Battery Technology. Founded in April 2013 and supported by over 15 years of research and development in nanomaterials, the company aims to enhance energy conversion, storage, transport, and efficiency using carbon, which is abundant and environmentally friendly. NAWA Technologies creates ultracapacitors and battery electrodes that facilitate the integration of renewable energies into smart grids, thus promoting more efficient and sustainable electricity storage. The company is committed to minimizing the environmental impact of its manufacturing processes and emphasizes the importance of reusing, recovering, and recycling materials throughout the product lifecycle. With a dedicated team of 24 employees, NAWA Technologies operates a pilot production line to innovate new interface materials and storage devices that reduce carbon emissions and reliance on fossil fuels.

Qualisteo is a Nice, France-based company focused on energy efficiency monitoring technology. It developed Wattseeker, a software platform that monitors a building's electrical consumption and itemizes usage by equipment and zone, enabling audits, detailed reporting, and identification of savings opportunities. The technology covers whole buildings and industrial sites, helping measure, control, and reduce electricity consumption, lower energy bills, and optimize environmental footprint. The company provides installation services and aims to support compliance and energy management across buildings and industrial facilities. Founded in 2010, Qualisteo operates in the smart grids space as a provider of actionable energy data for organizations.

Ideol is a global and pure player in floating foundations for offshore wind and has been engineering and accompanying floating offshore wind projects from conception to installation since 2010. Recipient of numerous innovation and entrepreneurship awards and recognized as one of the most promising cleantech companies, Ideol’s fully integrated team of over 60 experts and engineers has patented numerous innovations of which its globally acclaimed Damping Pool ®. A prestigious panel of international private and public investors have been supporting the company’s growth since its creation.

SolFocus's mission is to enable solar energy generation at a Levelized Cost of Energy (LCOE) competitive with traditional fossil fuel sources. To achieve this goal, SolFocus has developed leading concentrator photovoltaic (CPV) technology which combines high-efficiency solar cells (approaching 40%) and advanced optics to provide solar energy solutions which are scalable, dependable and capable of delivering on the promise of clean, low-cost, renewable energy.

ENGIE Solar specializes in providing residential solar power solutions, offering customers clean energy options tailored to their homes.

JMB ENERGY is a producer of renewable electricity, which positions its activity in 2 key areas of renewable energy: the wind and solar photovoltaics. Ultimately, its development will enable it to expand its reach to areas of biomass, and the hydraulics.

Green Gas International is a clean energy company based in Amsterdam, Netherlands, that specializes in converting methane emissions from coal mines and landfill sites into clean energy and valuable carbon credits. Founded in 2005, the company provides a comprehensive solution for gas management and utilization, including gas collection, drainage, project management, and carbon credit qualification. With over 60 projects operating globally and a 50-year consolidated track record in the industry, Green Gas International aims to improve site productivity and safety while generating new sources of electricity and heat. By effectively addressing methane emissions, the company helps customers and communities reduce their carbon footprint in a financially viable manner.

ENGIE Solar specializes in providing residential solar power solutions, offering customers clean energy options tailored to their homes.

IES Synergy SA specializes in designing and manufacturing power conversion solutions for the electric vehicle (EV) market. Founded in 1992 and headquartered in Saint Aunès, France, the company develops onboard and external battery charging solutions tailored for both consumer and industrial applications. Its product lineup includes onboard fan-cooled and sealed chargers, charging stations, and power modules, all designed to operate effectively in demanding environments. IES Synergy employs proprietary high-frequency KEYWATT and ELIPS technologies to create compact, durable products suitable for various electric charging applications, including those in the automotive sector, electric utilities, and industrial vehicles. The company aims to address the challenges of electromobility by providing innovative and efficient charging solutions for a sustainable future.