PDENH

PDENH is an investment management firm that specializes in the fields of venture capital and private equity investments. The firm was founded in 2014 and headquartered in Amsterdam, Noord-Holland.

Joost de Waard

Investment Manager

38 past transactions

Thorizon

Series A in 2025
Thorizon is a deep-tech startup based in Amsterdam and Lyon that specializes in the development of thorium molten salt reactor technology aimed at sustainable energy production. Originating as a spin-off from the Dutch Nuclear Research Institute, the company seeks to create small modular nuclear reactors that complement renewable sources such as wind and solar. Thorizon is focused on rapidly developing a reactor that is both safe and capable of utilizing long-lived nuclear waste as fuel, thereby contributing to circular energy solutions. The company is currently enhancing its financial position to construct a non-nuclear molten salt demonstrator and finalize the design for its first reactor, Thorizon One, slated for completion by 2030. Collaborating with industry leaders like Orano, Tractebel, and EDF, Thorizon is recognized as a key player in advanced nuclear projects, being a laureate in the France 2030 program.

Sympower

Series B in 2024
Sympower is a developer of sustainable energy solutions aimed at addressing fluctuations in electricity supply and demand. The company partners with industry leaders to enhance grid stability and advance the transition to a net-zero future. By utilizing advanced and automated flexibility capabilities, Sympower's non-intrusive software allows customers to temporarily adjust the power of their systems, machines, and processes when the grid is out of balance. This technology aggregates electrical appliances and integrates with smart systems to optimize energy usage, enabling customers to shift consumption to more cost-effective times and provide real-time balancing of electricity. Through these innovations, Sympower enhances the value of energy assets while facilitating a fully renewable energy grid.

EST-Floattech

Venture Round in 2024
EST-Floattech BV, founded in 2009 and based in Medemblik, the Netherlands, specializes in the development and manufacture of energy storage systems utilizing lithium polymer batteries for maritime and land-based applications. The company focuses on creating intelligent energy solutions that promote cleaner, safer, and more reliable energy sources. Its product portfolio encompasses a wide range of maritime projects, including superyachts, ferries, inland shipping, and defense applications. By providing robust energy storage systems, EST-Floattech aims to help marine industries lower harmful emissions, such as nitrogen oxides and carbon dioxide, while also minimizing engine noise and unpleasant odors, thereby contributing to a healthier environment.

E-magy

Series A in 2023
E-magy is an advanced materials company that specializes in supplying nano-porous silicon for high-energy lithium-ion batteries. Located near Amsterdam, the Netherlands, E-magy employs a unique silicon crystallization process that enhances energy density by 40%, making its materials suitable for use in electric vehicle batteries. The company’s innovative silicon is compatible with existing production lines in Gigafactories, allowing for scalable manufacturing. E-magy aims to support automotive and battery manufacturers in achieving superior battery performance, enabling long-range and fast-charging capabilities at competitive costs. With a team of experts boasting over 20 years of experience in silicon crystallization, E-magy is committed to advancing clean, electrically-powered mobility for all.

Dexter Energy

Series B in 2023
Dexter Energy specializes in providing advanced forecasting and dispatching solutions tailored for the renewable energy sector. Its AI-driven, cloud-based software assists energy companies in minimizing balancing costs by accurately predicting energy loads and imbalances within the grid. By integrating extensive external data sources, such as weather information, with historical customer data, Dexter's forecasting engine enhances efficiency and reduces costs for energy retailers. This technology supports both mid-term and short-term trading cycles, empowering companies to optimize their energy portfolios and improve revenue from renewable production while effectively managing energy price risks. The cloud infrastructure allows for seamless integration with existing IT systems, facilitating easy onboarding for clients.

Fairphone

Venture Round in 2023
Fairphone is a company founded in 2010 in Amsterdam, specializing in the production of ethically sourced smartphones that facilitate calling, texting, and internet browsing. The company emphasizes transparency in its supply chain, ensuring that the materials used in its devices are sourced responsibly. This commitment allows consumers to contribute to positive social and environmental outcomes throughout the lifecycle of their smartphones. By prioritizing ethical practices, Fairphone aims to redefine the smartphone industry and promote sustainability among its users.

Triple Solar

Venture Round in 2023
Triple Solar focuses on providing sustainable energy solutions for homes and buildings by utilizing innovative PVT (photovoltaic thermal) heat pump systems. Their technology combines PVT heat pump panels with a heat pump to efficiently convert solar energy into electricity, heating, cooling, and hot water. This system operates continuously, delivering energy even during cloudy or frosty conditions, thereby ensuring a reliable, natural gas-free energy source. Triple Solar's commitment to sustainability is evident in its aim to meet the comprehensive energy needs of modern households while minimizing environmental impact.

Cargoroo

Seed Round in 2022
Cargoroo is the electric cargo bike from Urban Arrow is the best there is at the moment but to purchase is the price of a good used car. With Cargoroo, they make the electric cargo bike accessible to everyone. Leave the car parked and feel the liberation these bikes provide. Really, try it.

Sympower

Series B in 2022
Sympower is a developer of sustainable energy solutions aimed at addressing fluctuations in electricity supply and demand. The company partners with industry leaders to enhance grid stability and advance the transition to a net-zero future. By utilizing advanced and automated flexibility capabilities, Sympower's non-intrusive software allows customers to temporarily adjust the power of their systems, machines, and processes when the grid is out of balance. This technology aggregates electrical appliances and integrates with smart systems to optimize energy usage, enabling customers to shift consumption to more cost-effective times and provide real-time balancing of electricity. Through these innovations, Sympower enhances the value of energy assets while facilitating a fully renewable energy grid.

ChainCraft

Series C in 2022
ChainCraft is a developer of mixed culture fermentation technologies that aim to produce sustainable bio-based chemicals for the chemical, food, and feed industries. The company focuses on waste mitigation by processing low-grade organic residues, such as food waste and agricultural byproducts, to create high-value fatty acids. By converting biobased organic waste streams into valuable chemical building blocks, ChainCraft offers a solution that enables industries to compete with traditional chemical production methods while promoting environmental sustainability.

Thorizon

Venture Round in 2022
Thorizon is a deep-tech startup based in Amsterdam and Lyon that specializes in the development of thorium molten salt reactor technology aimed at sustainable energy production. Originating as a spin-off from the Dutch Nuclear Research Institute, the company seeks to create small modular nuclear reactors that complement renewable sources such as wind and solar. Thorizon is focused on rapidly developing a reactor that is both safe and capable of utilizing long-lived nuclear waste as fuel, thereby contributing to circular energy solutions. The company is currently enhancing its financial position to construct a non-nuclear molten salt demonstrator and finalize the design for its first reactor, Thorizon One, slated for completion by 2030. Collaborating with industry leaders like Orano, Tractebel, and EDF, Thorizon is recognized as a key player in advanced nuclear projects, being a laureate in the France 2030 program.

Sympower

Venture Round in 2022
Sympower is a developer of sustainable energy solutions aimed at addressing fluctuations in electricity supply and demand. The company partners with industry leaders to enhance grid stability and advance the transition to a net-zero future. By utilizing advanced and automated flexibility capabilities, Sympower's non-intrusive software allows customers to temporarily adjust the power of their systems, machines, and processes when the grid is out of balance. This technology aggregates electrical appliances and integrates with smart systems to optimize energy usage, enabling customers to shift consumption to more cost-effective times and provide real-time balancing of electricity. Through these innovations, Sympower enhances the value of energy assets while facilitating a fully renewable energy grid.

30MHz

Series B in 2021
30MHz is a company that specializes in developing a sensory data platform aimed at enhancing agricultural and horticultural practices. Their primary product, ZENSIE, is designed to provide real-time monitoring of crops, allowing users to access comprehensive insights into environmental conditions. By offering historical context and live alerts, the platform enables clients to respond swiftly to changing circumstances, thereby improving productivity and reducing operational costs. Through its innovative technology, 30MHz aims to help businesses unlock hidden potential in their physical environments, ultimately leading to increased profit margins and more efficient resource management.

The Next Closet

Venture Round in 2021
The Next Closet is an online peer-to-peer marketplace based in the Netherlands that specializes in secondhand designer clothes and accessories. The platform allows users to sell their unused fashion items while providing customers with access to unique pieces at competitive prices. By promoting the resale of high-quality fashion, The Next Closet aims to foster sustainable consumption and reduce waste in the fashion industry. This initiative not only helps individuals declutter their wardrobes but also offers shoppers the opportunity to discover distinctive styles from various sellers. Through its innovative approach, The Next Closet positions itself as a leader in the sustainable fashion movement.

Triple Solar

Venture Round in 2021
Triple Solar focuses on providing sustainable energy solutions for homes and buildings by utilizing innovative PVT (photovoltaic thermal) heat pump systems. Their technology combines PVT heat pump panels with a heat pump to efficiently convert solar energy into electricity, heating, cooling, and hot water. This system operates continuously, delivering energy even during cloudy or frosty conditions, thereby ensuring a reliable, natural gas-free energy source. Triple Solar's commitment to sustainability is evident in its aim to meet the comprehensive energy needs of modern households while minimizing environmental impact.

MX3D

Venture Round in 2021
MX3D specializes in large-scale robotic 3D printing technology, focusing on metal fabrication through wire arc additive manufacturing (WAAM). The company is recognized as an industry leader and provides a comprehensive turnkey solution that integrates sensors, software, robots, and welding equipment. Their proprietary software, MetalXL, supports the entire printing process, offering features like computer-aided manufacturing (CAM), feasibility checks, tool path planning, active monitoring, and data logging, all tailored for WAAM applications. Additionally, MX3D offers in-house part production for clients who are evaluating the purchase of their machines, catering to various industries and enabling faster, more cost-effective 3D metal printing solutions.

Sympower

Series B in 2021
Sympower is a developer of sustainable energy solutions aimed at addressing fluctuations in electricity supply and demand. The company partners with industry leaders to enhance grid stability and advance the transition to a net-zero future. By utilizing advanced and automated flexibility capabilities, Sympower's non-intrusive software allows customers to temporarily adjust the power of their systems, machines, and processes when the grid is out of balance. This technology aggregates electrical appliances and integrates with smart systems to optimize energy usage, enabling customers to shift consumption to more cost-effective times and provide real-time balancing of electricity. Through these innovations, Sympower enhances the value of energy assets while facilitating a fully renewable energy grid.

Dexter Energy

Series A in 2021
Dexter Energy specializes in providing advanced forecasting and dispatching solutions tailored for the renewable energy sector. Its AI-driven, cloud-based software assists energy companies in minimizing balancing costs by accurately predicting energy loads and imbalances within the grid. By integrating extensive external data sources, such as weather information, with historical customer data, Dexter's forecasting engine enhances efficiency and reduces costs for energy retailers. This technology supports both mid-term and short-term trading cycles, empowering companies to optimize their energy portfolios and improve revenue from renewable production while effectively managing energy price risks. The cloud infrastructure allows for seamless integration with existing IT systems, facilitating easy onboarding for clients.

E-magy

Venture Round in 2021
E-magy is an advanced materials company that specializes in supplying nano-porous silicon for high-energy lithium-ion batteries. Located near Amsterdam, the Netherlands, E-magy employs a unique silicon crystallization process that enhances energy density by 40%, making its materials suitable for use in electric vehicle batteries. The company’s innovative silicon is compatible with existing production lines in Gigafactories, allowing for scalable manufacturing. E-magy aims to support automotive and battery manufacturers in achieving superior battery performance, enabling long-range and fast-charging capabilities at competitive costs. With a team of experts boasting over 20 years of experience in silicon crystallization, E-magy is committed to advancing clean, electrically-powered mobility for all.

E-magy

Venture Round in 2020
E-magy is an advanced materials company that specializes in supplying nano-porous silicon for high-energy lithium-ion batteries. Located near Amsterdam, the Netherlands, E-magy employs a unique silicon crystallization process that enhances energy density by 40%, making its materials suitable for use in electric vehicle batteries. The company’s innovative silicon is compatible with existing production lines in Gigafactories, allowing for scalable manufacturing. E-magy aims to support automotive and battery manufacturers in achieving superior battery performance, enabling long-range and fast-charging capabilities at competitive costs. With a team of experts boasting over 20 years of experience in silicon crystallization, E-magy is committed to advancing clean, electrically-powered mobility for all.

Sympower

Series A in 2019
Sympower is a developer of sustainable energy solutions aimed at addressing fluctuations in electricity supply and demand. The company partners with industry leaders to enhance grid stability and advance the transition to a net-zero future. By utilizing advanced and automated flexibility capabilities, Sympower's non-intrusive software allows customers to temporarily adjust the power of their systems, machines, and processes when the grid is out of balance. This technology aggregates electrical appliances and integrates with smart systems to optimize energy usage, enabling customers to shift consumption to more cost-effective times and provide real-time balancing of electricity. Through these innovations, Sympower enhances the value of energy assets while facilitating a fully renewable energy grid.

Dexter Energy

Seed Round in 2019
Dexter Energy specializes in providing advanced forecasting and dispatching solutions tailored for the renewable energy sector. Its AI-driven, cloud-based software assists energy companies in minimizing balancing costs by accurately predicting energy loads and imbalances within the grid. By integrating extensive external data sources, such as weather information, with historical customer data, Dexter's forecasting engine enhances efficiency and reduces costs for energy retailers. This technology supports both mid-term and short-term trading cycles, empowering companies to optimize their energy portfolios and improve revenue from renewable production while effectively managing energy price risks. The cloud infrastructure allows for seamless integration with existing IT systems, facilitating easy onboarding for clients.

Tankwell

Venture Round in 2019
Tankwell offers tank containers, which are the solution for making the liquid logistics sector more sustainable and efficient. They provide the development and production of lightweight composite tank containers for the bulk logistics of liquids.

Asperitas

Venture Round in 2019
Asperitas is a clean-tech company dedicated to transforming the datacentre industry through its innovative Immersed Computing technology. Established in 2014, Asperitas focuses on developing a comprehensive immersion cooling system that enhances the performance and reliability of data centers while promoting sustainability. By integrating power and network components with advanced liquid immersion cooling technologies, the company provides an effective solution that minimizes energy consumption and reduces emissions. This design approach not only prevents heat shutdowns but also ensures that the technology can be utilized in a wide range of applications, making it a versatile choice for modern data center operations.

MUD Jeans

Venture Round in 2019
Mud Jeans is a manufacturer of denim-based clothing that focuses on sustainable fashion. The company offers a range of products, including jeans, shirts, bags, shorts, and jackets, crafted from natural materials and organic or recycled cotton. Mud Jeans operates an online marketplace where customers can purchase their apparel. A unique aspect of their business model is the option for customers to lease jeans, allowing them to return the items later in exchange for a new pair. This circular design approach promotes sustainability and encourages responsible consumption in the fashion industry.

MX3D

Venture Round in 2019
MX3D specializes in large-scale robotic 3D printing technology, focusing on metal fabrication through wire arc additive manufacturing (WAAM). The company is recognized as an industry leader and provides a comprehensive turnkey solution that integrates sensors, software, robots, and welding equipment. Their proprietary software, MetalXL, supports the entire printing process, offering features like computer-aided manufacturing (CAM), feasibility checks, tool path planning, active monitoring, and data logging, all tailored for WAAM applications. Additionally, MX3D offers in-house part production for clients who are evaluating the purchase of their machines, catering to various industries and enabling faster, more cost-effective 3D metal printing solutions.

EST-Floattech

Venture Round in 2019
EST-Floattech BV, founded in 2009 and based in Medemblik, the Netherlands, specializes in the development and manufacture of energy storage systems utilizing lithium polymer batteries for maritime and land-based applications. The company focuses on creating intelligent energy solutions that promote cleaner, safer, and more reliable energy sources. Its product portfolio encompasses a wide range of maritime projects, including superyachts, ferries, inland shipping, and defense applications. By providing robust energy storage systems, EST-Floattech aims to help marine industries lower harmful emissions, such as nitrogen oxides and carbon dioxide, while also minimizing engine noise and unpleasant odors, thereby contributing to a healthier environment.

CoVadem

Seed Round in 2018
CoVadem specializes in depth measurement and forecasting technology for inland shipping. The company develops a platform that collects and analyzes data from various ships, transforming isolated information into valuable insights about water depth on shipping lanes. By applying collaborative big data principles, CoVadem offers predictive analytics that help ship owners and operators understand river behavior and optimize their operational performance. This innovative approach provides the inland waterways transport industry with essential information services, ultimately enhancing vessel development and improving transportation efficiency.

The Next Closet

Funding Round in 2018
The Next Closet is an online peer-to-peer marketplace based in the Netherlands that specializes in secondhand designer clothes and accessories. The platform allows users to sell their unused fashion items while providing customers with access to unique pieces at competitive prices. By promoting the resale of high-quality fashion, The Next Closet aims to foster sustainable consumption and reduce waste in the fashion industry. This initiative not only helps individuals declutter their wardrobes but also offers shoppers the opportunity to discover distinctive styles from various sellers. Through its innovative approach, The Next Closet positions itself as a leader in the sustainable fashion movement.

Brouwerij de 7 Deugden

Debt Financing in 2017
Brouwerij de 7 Deugden is a brewery in the west of Amsterdam.

ChainCraft

Series B in 2017
ChainCraft is a developer of mixed culture fermentation technologies that aim to produce sustainable bio-based chemicals for the chemical, food, and feed industries. The company focuses on waste mitigation by processing low-grade organic residues, such as food waste and agricultural byproducts, to create high-value fatty acids. By converting biobased organic waste streams into valuable chemical building blocks, ChainCraft offers a solution that enables industries to compete with traditional chemical production methods while promoting environmental sustainability.

B4Energy

Seed Round in 2016
B4Energy is driving a company in the field of green gas production, based on fermentation of biomass.

Ecorus

Seed Round in 2015
Ecorus is engaged in the solar energy sector, focusing on the development and installation of solar energy systems for various applications, including residential roofs and solar parks. The company manages the entire process, from design and installation to maintenance and operation, ensuring a comprehensive approach to solar energy solutions. By offering eco-friendly energy options, Ecorus enables clients to transition to sustainable and efficient sources of energy, contributing to a cleaner environment.

MX3D

MX3D specializes in large-scale robotic 3D printing technology, focusing on metal fabrication through wire arc additive manufacturing (WAAM). The company is recognized as an industry leader and provides a comprehensive turnkey solution that integrates sensors, software, robots, and welding equipment. Their proprietary software, MetalXL, supports the entire printing process, offering features like computer-aided manufacturing (CAM), feasibility checks, tool path planning, active monitoring, and data logging, all tailored for WAAM applications. Additionally, MX3D offers in-house part production for clients who are evaluating the purchase of their machines, catering to various industries and enabling faster, more cost-effective 3D metal printing solutions.
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