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.

Gireve is a digital platform focused on enhancing the electric mobility services market. The company aggregates various mobility players, including charging station networks and mobile applications, to create a comprehensive ecosystem for electric vehicle (EV) charging in Europe. By providing marketplace technology, transaction processing, and data management, Gireve facilitates real-time connections between charging networks. This enables mobility operators, such as manufacturers and fleet managers, to develop innovative services that streamline the EV charging experience. Gireve plays a crucial role in promoting the adoption of electric mobility solutions and supporting the transition to sustainable transportation.

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.

Sweetch Energy develops innovative power harvesting technology that generates electricity by exploiting the difference in water salinity, utilizing a proprietary filtration system.

RED Horticulture is a company focused on developing advanced horticulture LED lighting systems aimed at enhancing plant growth and optimizing energy consumption. It specializes in the design of intelligent LED lighting technology tailored for use in production greenhouses and laboratories. Through its innovative products, RED Horticulture enables farmers to utilize light as an effective tool for crop management, thereby improving agricultural efficiency and sustainability. The company also engages in photobiology research to further advance its lighting solutions and their impact on plant development.

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.

Insolight is an energy company founded in 2015 that specializes in the development and manufacturing of advanced solar panels. The company has achieved record efficiency levels of 29 percent for its solar modules, significantly lowering residential solar electricity costs. Insolight utilizes innovative optical technology that combines high efficiency with the ease of mounting similar to standard flat panels. The company has also demonstrated its capabilities through third-party validations, achieving 36 percent efficiency on lab prototypes and 29 percent on pre-industrial modules. Insolight's business model focuses on developing intellectual property, controlling wholesale distribution, and outsourcing manufacturing. Additionally, the company is engaged in creating photovoltaic systems aimed at reducing solar electricity costs in the agricultural sector, employing integrated tracking methods to optimize energy production based on the sun's position.

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.

Sweetch Energy develops innovative power harvesting technology that generates electricity by exploiting the difference in water salinity, utilizing a proprietary filtration system.

Revcoo specializes in carbon dioxide capture technology aimed at helping industrial sites reduce their emissions. The company has developed innovative cryogenic capture equipment that extracts CO2 directly from the chimneys of various facilities. This technology allows clients to decrease their carbon emissions without the need to alter existing production processes, thereby minimizing their environmental impact while maintaining operational efficiency. Through its solutions, Revcoo addresses the growing demand for sustainable practices in industrial sectors.

It’s now well established that our unfortunate western eating habits have massive consequences for our health but also our planet and that our oceans are among the most fragile hence vulnerable environments. At SEAFOOD REBOOT, we believe that innovation should help bring forward more sustainable and natural food alternatives and that innovation should be inspired by nature. ​As a team, we’re all about creating, producing, and delivering the next generation of delicious plant-based seafood (comprising notably ingredients from algae origin) so that each and every one of us can contribute to a better world in a positive way while enjoying a delicious meal.

CarbonWorks specializes in harnessing microalgae to capture and utilize carbon dioxide. It develops photobioreactors that convert industrial emissions into valuable biomass for agricultural biocontrol and animal feed, enabling industries to produce safe bioproducts at scale while reducing their carbon footprint.

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.

SWEETCH Energy is developing a breakthrough technology in the field of salinity gradient power harvesting.

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.

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.

Ergosup develops a decentralized hydrogen-energy production system for hydrogen service stations and industrial applications. It provides generators that convert electricity into pressurized hydrogen, facilitating zero-emission mobility.

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.

Cogebio SA, founded in 2009 and based in Irigny, France, specializes in the production of heat and electricity from biomass. The company designs, manufactures, and installs energy recovery units that utilize materials such as wood chips and agricultural by-products. Its innovative biomass energy recovery machines are engineered to replace fossil-fuel burners in furnaces or boiler dryers without requiring modifications. This enables various industrial sectors to meet their heat demands while minimizing fossil fuel consumption and lowering energy costs. Through its focus on sustainable energy solutions, Cogebio contributes to the transition towards cleaner energy sources.

SWEETCH Energy is developing a breakthrough technology in the field of salinity gradient power harvesting.

H2air is an independent French wind developer and operator.

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.

Soparsol Is A Project Company Detaining A Brownfield Portfolio Of 6 Operating Photovoltaic Plants Installed On Roof Tops And Parking Lots, With A Total Commissioned Capacity Of 12.8 MWc.

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.

Ergosup develops a decentralized hydrogen-energy production system for hydrogen service stations and industrial applications. It provides generators that convert electricity into pressurized hydrogen, facilitating zero-emission mobility.

EnerBee is a industrial startup focused on developing energy harvesters that utilize motion to replace batteries in consumer and industrial smart devices. The company addresses the widespread use of devices like watches, remote controls, and connected objects that typically require batteries or charging cables. EnerBee's technology converts movement into energy, eliminating the need for traditional power sources. This innovative solution aims to reduce the environmental impact associated with battery disposal and lower operational costs by providing a sustainable and autonomous energy source for wireless connected objects.

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.

Sunna Design is a France-based lighting solutions company that designs and manufactures LED and solar lighting products, including integrated solar street lights for isolated and urban areas and related projects, as well as solar-powered smart grids and design services. Its products illuminate public spaces with limited or no access to electricity, enabling autonomous, sustainable lighting in remote or underserved areas. Founded in 2011 and headquartered in Blanquefort, France, Sunna Design focuses on renewable energy-powered public lighting to improve safety and reduce pollution and operating costs.

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.

Cooltech Applications is a pioneering company specializing in innovative refrigeration systems that leverage the magnetocaloric effect, a principle discovered in the 19th century. By eliminating the need for traditional gas cooling systems, Cooltech's technology offers a compression-less, gas-free alternative for home appliances, building, and transport cooling systems. These energy-efficient systems significantly reduce carbon footprints, making them an environmentally friendly option for consumers. The company's commitment to clean technology positions it as a leader in the cleantech sector, providing sustainable cooling solutions that aim to transform conventional refrigeration practices.

Fermentalg is an innovative industrial biotechnology company located in the Gironde region of France. It specializes in the production of micro-algae, targeting applications in the agrifood, healthcare, and energy sectors. The company focuses on creating natural cooking oils, animal nutrition products, and various chemicals derived from micro-algae. Through its advanced production techniques, Fermentalg aims to position itself as a leader in the sustainable use of micro-algae for a range of industries.

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.

Cooltech Applications is a pioneering company specializing in innovative refrigeration systems that leverage the magnetocaloric effect, a principle discovered in the 19th century. By eliminating the need for traditional gas cooling systems, Cooltech's technology offers a compression-less, gas-free alternative for home appliances, building, and transport cooling systems. These energy-efficient systems significantly reduce carbon footprints, making them an environmentally friendly option for consumers. The company's commitment to clean technology positions it as a leader in the cleantech sector, providing sustainable cooling solutions that aim to transform conventional refrigeration practices.

McPhy Energy is a French cleantech company that designs, manufactures, and integrates hydrogen equipment for production, storage, and distribution. It offers electrolyzers spanning small to large capacities and hydrogen refueling stations for mobility, as well as hydrogen storage solutions including solid-state storage. The company serves hydrogen energy, zero-emission mobility, and industrial markets worldwide, providing integrated hydrogen solutions from generation to distribution. Founded in 2008 and based in La Motte, France.

Naldeo Group is an engineering and consulting firm that specializes in providing services related to water, waste, and energy management. Originally a spin-off of Pöyry France, Naldeo offers comprehensive design, engineering, and consultancy services aimed at addressing climate change challenges. The firm serves a diverse clientele, including government entities and industries in the energy, waste, and water sectors. Naldeo's expertise spans the entire project lifecycle, from initial planning and design to construction and operational phases, ensuring that clients can implement effective strategies for large-scale projects while minimizing disruptions. Through its focused approach, Naldeo Group aims to empower clients to take proactive measures in managing environmental impacts and enhancing sustainability.

Renewable Power International, S.A.U. is an independent power producer based in Madrid, Spain, specializing in renewable energy. The company is involved in the entire cycle of renewable energy project development, including identification, financing, construction, commissioning, operation, maintenance, and management. It generates electricity from a diverse portfolio of hydrological, wind, and solar-photovoltaic plants. Renewable Power International, S.A.U. owns and operates 20 small hydro plants in Spain and Portugal, boasting a combined installed capacity of 88.5 MW. Additionally, it provides operational and maintenance services for various power plants and photovoltaic parks owned by third parties. Founded in 1987, the company was previously known as Minicentrales Dos, S.A.U. before rebranding in November 2014. It is a subsidiary of Hydrocontracting GmbH and Minicentrales, S.A.

Fermentalg is an innovative industrial biotechnology company located in the Gironde region of France. It specializes in the production of micro-algae, targeting applications in the agrifood, healthcare, and energy sectors. The company focuses on creating natural cooking oils, animal nutrition products, and various chemicals derived from micro-algae. Through its advanced production techniques, Fermentalg aims to position itself as a leader in the sustainable use of micro-algae for a range of industries.

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.

Methaneo is a specialist in developing collaborative biogas projects that utilize biomass sourced from agriculture and agri-food industries. They focus on anaerobic digestion, a process that converts organic waste into energy-rich biogas, primarily methane. Methaneo's unique approach involves creating "territorial" projects, which bring together multiple local partners such as farmers, industrial entities, and communities to supply biomass and facilitate heat recovery. This collaborative model sets it apart from individual farm-based anaerobic digestion initiatives.

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.

SulfurCell is a German developer and manufacturer of thin-film, electricity-generating solar modules. Sulfurcell's thin-film modules have demonstrated some of the highest energy conversion efficiencies for thin-film PV. Sulfurcell's product also offers scalability — a crucial component for high-volume supply — bringing the solar industry one step closer to mainstream applications.

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.

Panosol is a solar panel installation company based in Toulouse, France, established in 2008. It specializes in the installation of photovoltaic panels and solar thermal systems, providing clients with a comprehensive service that includes design, sale, installation, and after-sales support. The company aims to assist customers in transitioning to solar energy, enabling them to save on energy costs or invest in green electricity for resale. Panosol emphasizes its commitment to sustainability and social responsibility, striving to develop its business in an economically, socially, and environmentally conscious manner.

Vergnet, founded in 1989 and based in Ormes, France, specializes in renewable energy solutions. The company offers hybrid systems combining wind and solar power, along with standalone wind energy and solar applications. Vergnet also develops sustainable infrastructure for profitable energy and water projects, tailoring its solutions to meet specific customer needs.