Prelude Ventures

RedoxBlox specializes in thermochemical energy storage technology aimed at decarbonizing high-temperature industrial thermal processing and enhancing natural gas power production. By providing a cost-effective alternative to fossil fuels, the company enables continuous energy discharge at high temperatures, significantly reducing carbon and nitrogen oxide emissions. Its system is designed to integrate seamlessly with existing infrastructure, improving grid resilience while supporting industrial processors and power plant operators. RedoxBlox's technology facilitates the electrification and storage of energy, allowing industries to harness renewable energy sources through large-scale, long-duration energy storage solutions.

Form Energy, Inc. specializes in the development of long-duration energy storage systems aimed at enhancing the reliability of renewable energy sources such as wind and solar. Founded in 2017 and based in Somerville, Massachusetts, the company focuses on creating low-cost battery systems, including its innovative iron-air battery technology, which allows for energy storage over extended periods. This capability enables the dispatch of renewable energy throughout the year, effectively replacing traditional fossil fuel-based generation and contributing to the decarbonization of the electric grid. Additionally, Form Energy offers Formware, a capacity expansion software tool designed to optimize energy management. The company's technological advancements are rooted in research from MIT and are supported by various investors committed to sustainable energy solutions.

Thea Energy is focused on developing a scalable fusion energy system designed to provide a limitless, zero-emission power source for a sustainable future. Founded in 2022 as a spin-out from the Princeton Plasma Physics Laboratory and Princeton University, Thea Energy aims to innovate the stellarator, a well-established magnetic fusion technology. The company is utilizing advancements in computation and control systems to create its first integrated fusion system, Eos, which is based on a planar coil stellarator architecture. This design simplifies the traditional complex three-dimensional magnet coils, enabling continuous fusion reactions and offering utility companies a reliable alternative to intermittent renewable energy sources such as solar and wind.

Electric Hydrogen is a company focused on developing low-cost, high-efficiency, fossil-free hydrogen systems aimed at decarbonizing industrial sectors such as ammonia and steel production, which are significant contributors to global greenhouse gas emissions. By rethinking electrolysis, Electric Hydrogen seeks to make clean hydrogen competitive with traditional, fossil-fuel-based hydrogen in terms of cost and scalability. The company's advanced PEM technology utilizes low-cost renewable electricity to produce clean hydrogen gas, thereby helping industries reduce their reliance on fossil fuels and minimize pollution. With a leadership team experienced in transformative clean energy companies, Electric Hydrogen is positioned to address current challenges in efficiency and cost, contributing to the goal of a zero-emission industrial sector in the near future.

Terabase Energy, Inc. is a technology company focused on enhancing the efficiency and scalability of utility-scale solar projects through automation and digital solutions. Founded in 2019 and headquartered in Berkeley, California, with an additional office in Melbourne, Australia, Terabase offers a cloud-based artificial intelligence platform that facilitates collaboration on digital project models. Its proprietary software is utilized by over 400 firms, including engineering, procurement, and construction companies, developers, and independent power producers across 28 countries. By providing innovative tools and services, Terabase aims to reduce costs and accelerate the deployment of large-scale solar energy projects, thereby supporting the growth of renewable energy infrastructure worldwide.

Form Energy, Inc. specializes in the development of long-duration energy storage systems aimed at enhancing the reliability of renewable energy sources such as wind and solar. Founded in 2017 and based in Somerville, Massachusetts, the company focuses on creating low-cost battery systems, including its innovative iron-air battery technology, which allows for energy storage over extended periods. This capability enables the dispatch of renewable energy throughout the year, effectively replacing traditional fossil fuel-based generation and contributing to the decarbonization of the electric grid. Additionally, Form Energy offers Formware, a capacity expansion software tool designed to optimize energy management. The company's technological advancements are rooted in research from MIT and are supported by various investors committed to sustainable energy solutions.

Terabase Energy, Inc. is a technology company focused on enhancing the efficiency and scalability of utility-scale solar projects through automation and digital solutions. Founded in 2019 and headquartered in Berkeley, California, with an additional office in Melbourne, Australia, Terabase offers a cloud-based artificial intelligence platform that facilitates collaboration on digital project models. Its proprietary software is utilized by over 400 firms, including engineering, procurement, and construction companies, developers, and independent power producers across 28 countries. By providing innovative tools and services, Terabase aims to reduce costs and accelerate the deployment of large-scale solar energy projects, thereby supporting the growth of renewable energy infrastructure worldwide.

Electric Hydrogen is a company focused on developing low-cost, high-efficiency, fossil-free hydrogen systems aimed at decarbonizing industrial sectors such as ammonia and steel production, which are significant contributors to global greenhouse gas emissions. By rethinking electrolysis, Electric Hydrogen seeks to make clean hydrogen competitive with traditional, fossil-fuel-based hydrogen in terms of cost and scalability. The company's advanced PEM technology utilizes low-cost renewable electricity to produce clean hydrogen gas, thereby helping industries reduce their reliance on fossil fuels and minimize pollution. With a leadership team experienced in transformative clean energy companies, Electric Hydrogen is positioned to address current challenges in efficiency and cost, contributing to the goal of a zero-emission industrial sector in the near future.

Form Energy, Inc. specializes in the development of long-duration energy storage systems aimed at enhancing the reliability of renewable energy sources such as wind and solar. Founded in 2017 and based in Somerville, Massachusetts, the company focuses on creating low-cost battery systems, including its innovative iron-air battery technology, which allows for energy storage over extended periods. This capability enables the dispatch of renewable energy throughout the year, effectively replacing traditional fossil fuel-based generation and contributing to the decarbonization of the electric grid. Additionally, Form Energy offers Formware, a capacity expansion software tool designed to optimize energy management. The company's technological advancements are rooted in research from MIT and are supported by various investors committed to sustainable energy solutions.

Electric Hydrogen is a company focused on developing low-cost, high-efficiency, fossil-free hydrogen systems aimed at decarbonizing industrial sectors such as ammonia and steel production, which are significant contributors to global greenhouse gas emissions. By rethinking electrolysis, Electric Hydrogen seeks to make clean hydrogen competitive with traditional, fossil-fuel-based hydrogen in terms of cost and scalability. The company's advanced PEM technology utilizes low-cost renewable electricity to produce clean hydrogen gas, thereby helping industries reduce their reliance on fossil fuels and minimize pollution. With a leadership team experienced in transformative clean energy companies, Electric Hydrogen is positioned to address current challenges in efficiency and cost, contributing to the goal of a zero-emission industrial sector in the near future.

Voltus, Inc. is a technology company based in San Francisco, California, founded in 2016, that develops energy solutions aimed at industrial, commercial, and institutional customers. The company offers various products, including Voltlet, which facilitates real-time data acquisition and control, and Voltus, an energy cloud software. Through its platform, Voltus connects distributed energy resources to electricity markets, enabling clients to maximize the value of their operational flexibility, such as flexible load and energy storage. By partnering with Voltus, customers can generate cash by reducing their energy demand during peak hours, leading to significant savings and a cleaner energy future. Voltus operates on a model that shares the financial benefits with clients, ensuring that as customers profit from energy management, Voltus also benefits.

Encycle Corporation specializes in wireless electrical demand management solutions for commercial and industrial facilities. Based in Toronto with offices in California and the UK, the company offers automated demand response controllers that manage peak electrical demand across various building equipment types. Their products are installed directly or via distributors in California and New York, serving clients such as retail stores, office buildings, distribution centers, and food processing plants. Encycle's strategic partnership with Ayla Networks enhances its product offerings. Founded in 2005, the company changed its name from REGEN Energy Inc. to Encycle Corporation in 2015.

Form Energy, Inc. specializes in the development of long-duration energy storage systems aimed at enhancing the reliability of renewable energy sources such as wind and solar. Founded in 2017 and based in Somerville, Massachusetts, the company focuses on creating low-cost battery systems, including its innovative iron-air battery technology, which allows for energy storage over extended periods. This capability enables the dispatch of renewable energy throughout the year, effectively replacing traditional fossil fuel-based generation and contributing to the decarbonization of the electric grid. Additionally, Form Energy offers Formware, a capacity expansion software tool designed to optimize energy management. The company's technological advancements are rooted in research from MIT and are supported by various investors committed to sustainable energy solutions.

Voltus, Inc. is a technology company based in San Francisco, California, founded in 2016, that develops energy solutions aimed at industrial, commercial, and institutional customers. The company offers various products, including Voltlet, which facilitates real-time data acquisition and control, and Voltus, an energy cloud software. Through its platform, Voltus connects distributed energy resources to electricity markets, enabling clients to maximize the value of their operational flexibility, such as flexible load and energy storage. By partnering with Voltus, customers can generate cash by reducing their energy demand during peak hours, leading to significant savings and a cleaner energy future. Voltus operates on a model that shares the financial benefits with clients, ensuring that as customers profit from energy management, Voltus also benefits.

Form Energy, Inc. specializes in the development of long-duration energy storage systems aimed at enhancing the reliability of renewable energy sources such as wind and solar. Founded in 2017 and based in Somerville, Massachusetts, the company focuses on creating low-cost battery systems, including its innovative iron-air battery technology, which allows for energy storage over extended periods. This capability enables the dispatch of renewable energy throughout the year, effectively replacing traditional fossil fuel-based generation and contributing to the decarbonization of the electric grid. Additionally, Form Energy offers Formware, a capacity expansion software tool designed to optimize energy management. The company's technological advancements are rooted in research from MIT and are supported by various investors committed to sustainable energy solutions.

Voltus, Inc. is a technology company based in San Francisco, California, founded in 2016, that develops energy solutions aimed at industrial, commercial, and institutional customers. The company offers various products, including Voltlet, which facilitates real-time data acquisition and control, and Voltus, an energy cloud software. Through its platform, Voltus connects distributed energy resources to electricity markets, enabling clients to maximize the value of their operational flexibility, such as flexible load and energy storage. By partnering with Voltus, customers can generate cash by reducing their energy demand during peak hours, leading to significant savings and a cleaner energy future. Voltus operates on a model that shares the financial benefits with clients, ensuring that as customers profit from energy management, Voltus also benefits.

Encycle Corporation specializes in wireless electrical demand management solutions for commercial and industrial facilities. Based in Toronto with offices in California and the UK, the company offers automated demand response controllers that manage peak electrical demand across various building equipment types. Their products are installed directly or via distributors in California and New York, serving clients such as retail stores, office buildings, distribution centers, and food processing plants. Encycle's strategic partnership with Ayla Networks enhances its product offerings. Founded in 2005, the company changed its name from REGEN Energy Inc. to Encycle Corporation in 2015.

Spark Thermionics develops an innovative energy-generation device that aims to replace traditional power production methods. The company's technology employs heat-to-electricity converters utilizing thermionic energy conversion, allowing for efficient power generation from various fuel sources. This system operates quietly and is designed to scale from small-scale applications producing watts to larger setups generating megawatts. By providing an efficient and adaptable solution, Spark Thermionics seeks to deliver cleaner, more affordable, and reliable electricity to users worldwide.

Aquion Energy is a manufacturer of innovative energy storage solutions, specializing in sodium ion batteries designed for long-duration stationary energy storage. The company's proprietary Aqueous Hybrid Ion (AHI™) battery technology, developed from research by Carnegie Mellon University Professor Jay Whitacre, addresses the limitations of conventional energy storage systems. Aquion's batteries are safe, reliable, and environmentally friendly, utilizing non-toxic components such as saltwater, and they are free from heavy metals and toxic chemicals. These features make the AHI systems non-flammable and non-explosive, positioning them as a sustainable alternative for clients seeking to decrease reliance on fossil fuels. By optimizing existing grid-tied generation assets, Aquion Energy enhances the flexibility and efficiency of the electrical grid, facilitating the broader adoption of renewable energy technologies.