Prelude Ventures

Augmenta is motivated by the belief that generative methods enable a revolution in the way people function and approach. They provide the construction industry with the ability to design buildings more efficiently and at a lower cost, enabling a future of sustainable buildings, cities, and infrastructure. Their designs are NEC and customer specification compliant, use real parts, are fully constructible and optimized for prefabrication.

LuxWall is a building materials company that designs and manufactures vacuum-insulated glass, a transparent insulation material that reduces heating and cooling losses and improves building energy efficiency. Its vacuum-insulated glass supports energy standards for commercial and residential buildings and uses technology aimed at enabling greater thermal performance. Founded in 2020 and headquartered in Ypsilanti, Michigan, LuxWall seeks to advance sustainable construction and has indicated a potential to reduce global carbon emissions by more than 0.5 gigatonnes per year, highlighting its environmental impact.

Form Energy, Inc. is a company focused on developing long-duration energy storage systems aimed at transforming the electric grid by enabling the reliable use of renewable energy sources such as wind and solar. Established in 2017 and based in Somerville, Massachusetts, Form Energy is known for its innovative iron-air battery technology, which allows for the storage of electricity over extended periods, making renewable energy more dispatchable throughout the year. This technology not only helps to replace conventional fossil fuel-based generation but also enhances transmission capacity without the need for new infrastructure. By facilitating deep decarbonization of the electric system, Form Energy plays a significant role in reducing carbon emissions and promoting a sustainable energy future.

Vaulted Deep specializes in innovative waste management solutions. It employs patented geologic slurry injection technology to permanently sequester organic wastes underground, achieving significant carbon dioxide removal while promoting local environmental health.

Pyka develops autonomous electric aircraft for agriculture and related applications, including crop-dusting and precision spraying on farms and potential cargo transport. The company designs and manufactures drones and aircraft with autonomous flight controllers and onboard sensors to enable safe, efficient operation over varied terrain. Its fully electric aircraft aim to reduce environmental impact while improving safety, affordability, and accessibility in aviation. Founded in 2016 and based in Oakland, California.

Branch Energy specializes in renewable energy provision, supporting local wind and solar projects. It leverages data analytics and smart home technology to help customers reduce power consumption and promote clean energy initiatives.

Xcimer Energy is an innovative company focused on developing laser-driven fusion technology to deliver affordable, abundant, and carbon-free energy. Founded in 2021 and based in Redwood City, California, Xcimer integrates low-cost excimer laser technology with the HYLIFE reaction chamber concept to create a scalable Inertial Fusion Energy (IFE) system. This approach addresses significant challenges that have historically hindered the viability of fusion power, enabling the application of experimentally proven controlled fusion reactions for electrical power generation. By transforming the energy marketplace, Xcimer aims to provide a sustainable energy solution that can meet growing global demands.

Windfall Bio is an innovative company based in San Mateo, California, that addresses climate change by transforming harmful methane emissions into organic fertilizer. Established in 2022, the company utilizes methane-eating microbes to capture methane from various sources, including agriculture, oil and gas, and waste management. This nature-based technology not only reduces the methane footprint of these industries but also improves their operational efficiency and profitability while minimizing the negative environmental impacts associated with synthetic fertilizers. By providing farmers and other producers with the means to convert methane into valuable soil nutrients, Windfall Bio fosters a sustainable agricultural future and contributes positively to environmental conservation. The company is backed by prominent venture capital firms, reflecting its potential to make a significant impact in the fight against climate change.

Lightship is an early-stage hardware startup founded in 2020 by former Tesla employees, based in San Francisco. The company is focused on revolutionizing the recreational vehicle (RV) industry, which is valued at $26 billion, by developing an aerodynamic, battery-powered trailer. This innovative vehicle aims to provide an environmentally friendly alternative to traditional gas-powered RVs, alleviating issues such as noise, emissions, and range anxiety. By prioritizing sustainability, Lightship seeks to enhance outdoor travel experiences while promoting the preservation of nature. The company’s approach allows travelers to reduce fuel costs and minimize their environmental impact, making it easier to explore the outdoors responsibly.

Electric Hydrogen is a company focused on deep decarbonization by developing low-cost, high-efficiency systems for producing fossil-free hydrogen. The company targets industrial sectors such as ammonia and steel production, which contribute significantly to global greenhouse gas emissions. By rethinking electrolysis technology from scratch, Electric Hydrogen aims to make clean hydrogen competitive with traditional methods in terms of cost and scale. Their advanced PEM (Proton Exchange Membrane) technology uses renewable electricity to generate clean hydrogen gas, reducing industrial pollution and dependence on fossil fuels. The company's leadership team brings extensive experience from pioneering clean energy companies like Tesla and First Solar, positioning Electric Hydrogen as a strong contender in the quest for zero-emission industrial processes.

Boston Metal is a metallurgy company specializing in reducing the carbon footprint of steel production. It offers industrial-scale solutions using its Molten Oxide Electrolysis (MOE) process, enabling greener and more efficient metal production.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Ebb Carbon specializes in atmospheric carbon dioxide removal via a reverse electrochemical process that enhances the ocean's natural ability to store CO2 safely while reducing acidity. This innovative approach offers potential scalability and affordability.

Rumin8 is addressing a critical environmental challenge by targeting methane emissions from livestock, which account for approximately 3.7% of global greenhouse gas emissions. The company has developed a groundbreaking technology that significantly reduces methane emissions from cattle by up to 95% by harnessing and transforming natural anti-methane compounds found in plants into dietary supplements for livestock. This innovation not only curtails methane production but also enhances the efficiency of the animals’ digestive systems, thereby providing them with more energy for growth. Rumin8's mission is to decarbonize millions of cattle worldwide, contributing to a more sustainable and climate-favorable food system to meet the dietary needs of a growing global population.

LuxWall is a building materials company that designs and manufactures vacuum-insulated glass, a transparent insulation material that reduces heating and cooling losses and improves building energy efficiency. Its vacuum-insulated glass supports energy standards for commercial and residential buildings and uses technology aimed at enabling greater thermal performance. Founded in 2020 and headquartered in Ypsilanti, Michigan, LuxWall seeks to advance sustainable construction and has indicated a potential to reduce global carbon emissions by more than 0.5 gigatonnes per year, highlighting its environmental impact.

Form Energy, Inc. is a company focused on developing long-duration energy storage systems aimed at transforming the electric grid by enabling the reliable use of renewable energy sources such as wind and solar. Established in 2017 and based in Somerville, Massachusetts, Form Energy is known for its innovative iron-air battery technology, which allows for the storage of electricity over extended periods, making renewable energy more dispatchable throughout the year. This technology not only helps to replace conventional fossil fuel-based generation but also enhances transmission capacity without the need for new infrastructure. By facilitating deep decarbonization of the electric system, Form Energy plays a significant role in reducing carbon emissions and promoting a sustainable energy future.

Lightship is an early-stage hardware startup founded in 2020 by former Tesla employees, based in San Francisco. The company is focused on revolutionizing the recreational vehicle (RV) industry, which is valued at $26 billion, by developing an aerodynamic, battery-powered trailer. This innovative vehicle aims to provide an environmentally friendly alternative to traditional gas-powered RVs, alleviating issues such as noise, emissions, and range anxiety. By prioritizing sustainability, Lightship seeks to enhance outdoor travel experiences while promoting the preservation of nature. The company’s approach allows travelers to reduce fuel costs and minimize their environmental impact, making it easier to explore the outdoors responsibly.

Rumin8 is addressing a critical environmental challenge by targeting methane emissions from livestock, which account for approximately 3.7% of global greenhouse gas emissions. The company has developed a groundbreaking technology that significantly reduces methane emissions from cattle by up to 95% by harnessing and transforming natural anti-methane compounds found in plants into dietary supplements for livestock. This innovation not only curtails methane production but also enhances the efficiency of the animals’ digestive systems, thereby providing them with more energy for growth. Rumin8's mission is to decarbonize millions of cattle worldwide, contributing to a more sustainable and climate-favorable food system to meet the dietary needs of a growing global population.

Electric Hydrogen is a company focused on deep decarbonization by developing low-cost, high-efficiency systems for producing fossil-free hydrogen. The company targets industrial sectors such as ammonia and steel production, which contribute significantly to global greenhouse gas emissions. By rethinking electrolysis technology from scratch, Electric Hydrogen aims to make clean hydrogen competitive with traditional methods in terms of cost and scale. Their advanced PEM (Proton Exchange Membrane) technology uses renewable electricity to generate clean hydrogen gas, reducing industrial pollution and dependence on fossil fuels. The company's leadership team brings extensive experience from pioneering clean energy companies like Tesla and First Solar, positioning Electric Hydrogen as a strong contender in the quest for zero-emission industrial processes.

Latitude Media is a B2B news, research, and events company specializing in clean energy and climate technology. It provides actionable coverage and market analysis to help investors, utilities, energy firms, and startups navigate the evolving energy transition landscape.

Pyka develops autonomous electric aircraft for agriculture and related applications, including crop-dusting and precision spraying on farms and potential cargo transport. The company designs and manufactures drones and aircraft with autonomous flight controllers and onboard sensors to enable safe, efficient operation over varied terrain. Its fully electric aircraft aim to reduce environmental impact while improving safety, affordability, and accessibility in aviation. Founded in 2016 and based in Oakland, California.

Living Carbon is a public benefit corporation based in San Francisco, California, founded in 2019 by Maddie Hall and Patrick Mellor. The company leverages advanced biotechnology to enhance the natural ability of plants, particularly trees, to capture and store carbon dioxide (CO2). By improving photosynthesis, inhibiting photorespiration, increasing growth rates, and shortening tree growing cycles, Living Carbon aims to create more durable wood for building and manufacturing applications while addressing climate change. The company's ultimate goal is to restore balance to the planet's metabolic processes through innovative forest biotechnology solutions.

Verdox is dedicated to reversing climate change through the development and deployment of advanced technology. The company’s proprietary electro-swing process, developed at MIT, enables carbon dioxide and other acid gases to be captured with up to 80% less energy and 70% less cost than conventional approaches.

LuxWall is a building materials company that designs and manufactures vacuum-insulated glass, a transparent insulation material that reduces heating and cooling losses and improves building energy efficiency. Its vacuum-insulated glass supports energy standards for commercial and residential buildings and uses technology aimed at enabling greater thermal performance. Founded in 2020 and headquartered in Ypsilanti, Michigan, LuxWall seeks to advance sustainable construction and has indicated a potential to reduce global carbon emissions by more than 0.5 gigatonnes per year, highlighting its environmental impact.

Form Energy, Inc. is a company focused on developing long-duration energy storage systems aimed at transforming the electric grid by enabling the reliable use of renewable energy sources such as wind and solar. Established in 2017 and based in Somerville, Massachusetts, Form Energy is known for its innovative iron-air battery technology, which allows for the storage of electricity over extended periods, making renewable energy more dispatchable throughout the year. This technology not only helps to replace conventional fossil fuel-based generation but also enhances transmission capacity without the need for new infrastructure. By facilitating deep decarbonization of the electric system, Form Energy plays a significant role in reducing carbon emissions and promoting a sustainable energy future.

Electric Hydrogen is a company focused on deep decarbonization by developing low-cost, high-efficiency systems for producing fossil-free hydrogen. The company targets industrial sectors such as ammonia and steel production, which contribute significantly to global greenhouse gas emissions. By rethinking electrolysis technology from scratch, Electric Hydrogen aims to make clean hydrogen competitive with traditional methods in terms of cost and scale. Their advanced PEM (Proton Exchange Membrane) technology uses renewable electricity to generate clean hydrogen gas, reducing industrial pollution and dependence on fossil fuels. The company's leadership team brings extensive experience from pioneering clean energy companies like Tesla and First Solar, positioning Electric Hydrogen as a strong contender in the quest for zero-emission industrial processes.

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.

Heirloom is a carbon capture company developing direct air capture technology that accelerates the natural absorption of carbon dioxide. Its approach uses a limestone-based process to increase CO2 uptake and stores the captured carbon permanently underground, powered by renewable energy. The company also applies carbon capture and utilization techniques to enhance natural CO2 removal. By offering a scalable, renewable-energy driven solution, Heirloom aims to help businesses meet sustainability goals with a cost-effective path to significant carbon removal.

Solidia Technologies is an advanced materials company that develops low‑energy processes for building and construction products. Its proprietary technology captures and stores CO₂ in concrete, turning the gas into a useful component of the material. The company’s solutions enable the production of cement, concrete, and stone alternatives that deliver higher performance while reducing energy use and waste. By integrating artificial intelligence into the manufacturing workflow, Solidia improves quality control, cuts material waste, and lowers carbon emissions, supporting a more sustainable construction industry. Founded in 2008 and headquartered in Piscataway, New Jersey, the firm serves the concrete and cement sectors worldwide.

Boston Metal is a metallurgy company specializing in reducing the carbon footprint of steel production. It offers industrial-scale solutions using its Molten Oxide Electrolysis (MOE) process, enabling greener and more efficient metal production.

Form Energy, Inc. is a company focused on developing long-duration energy storage systems aimed at transforming the electric grid by enabling the reliable use of renewable energy sources such as wind and solar. Established in 2017 and based in Somerville, Massachusetts, Form Energy is known for its innovative iron-air battery technology, which allows for the storage of electricity over extended periods, making renewable energy more dispatchable throughout the year. This technology not only helps to replace conventional fossil fuel-based generation but also enhances transmission capacity without the need for new infrastructure. By facilitating deep decarbonization of the electric system, Form Energy plays a significant role in reducing carbon emissions and promoting a sustainable energy future.

Natron Energy develops sodium ion battery technologies for various industrial applications. Founded in 2012, the company specializes in stationary energy storage solutions, including UPS systems, electric vehicle charging, and grid support.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Form Energy, Inc. is a company focused on developing long-duration energy storage systems aimed at transforming the electric grid by enabling the reliable use of renewable energy sources such as wind and solar. Established in 2017 and based in Somerville, Massachusetts, Form Energy is known for its innovative iron-air battery technology, which allows for the storage of electricity over extended periods, making renewable energy more dispatchable throughout the year. This technology not only helps to replace conventional fossil fuel-based generation but also enhances transmission capacity without the need for new infrastructure. By facilitating deep decarbonization of the electric system, Form Energy plays a significant role in reducing carbon emissions and promoting a sustainable energy future.

Boston Metal is a metallurgy company specializing in reducing the carbon footprint of steel production. It offers industrial-scale solutions using its Molten Oxide Electrolysis (MOE) process, enabling greener and more efficient metal production.

GreenLight Biosciences is a biotechnology company specializing in RNA-based solutions for agriculture and pharmaceutical applications. It develops mRNA vaccines, including COVID-19 candidates, and offers sustainable crop protection technologies using its proprietary cell-free production platform.

Solidia Technologies is an advanced materials company that develops low‑energy processes for building and construction products. Its proprietary technology captures and stores CO₂ in concrete, turning the gas into a useful component of the material. The company’s solutions enable the production of cement, concrete, and stone alternatives that deliver higher performance while reducing energy use and waste. By integrating artificial intelligence into the manufacturing workflow, Solidia improves quality control, cuts material waste, and lowers carbon emissions, supporting a more sustainable construction industry. Founded in 2008 and headquartered in Piscataway, New Jersey, the firm serves the concrete and cement sectors worldwide.

Heliotrope Technologies designs and manufactures electrochromic window coatings that can independently control light and heat transmission. Its coating technology uses a thin film of transparent nanocrystals embedded in a matrix, which, with a small electrical stimulus, adjusts a window's transmission of visible light and near-infrared radiation to reduce heat. The core technology was developed at Lawrence Berkeley National Laboratory and is associated with researchers Delia Milliron and Guillermo Garcia. Founded in 2012, Heliotrope Technologies is based in California, and its products target energy-saving smart windows that enable tint control to improve occupant comfort and reduce building energy use.

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.

Heliotrope Technologies designs and manufactures electrochromic window coatings that can independently control light and heat transmission. Its coating technology uses a thin film of transparent nanocrystals embedded in a matrix, which, with a small electrical stimulus, adjusts a window's transmission of visible light and near-infrared radiation to reduce heat. The core technology was developed at Lawrence Berkeley National Laboratory and is associated with researchers Delia Milliron and Guillermo Garcia. Founded in 2012, Heliotrope Technologies is based in California, and its products target energy-saving smart windows that enable tint control to improve occupant comfort and reduce building energy use.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Trove is a technology company offering AI-powered tools for professional networking, email management, and a resale platform for brands and retailers. Its mobile email product uses artificial intelligence to reduce inbox overload, surface relationship insights, provide smart notifications, and snooze messages, integrating with existing email services and supporting iOS and Android. In parallel, Trove operates a resale platform that helps brands launch, manage, and scale resale programs, with storefront design, photography, authentication, cleaning and repair, returns processing, non-new inventory management, site building, Shopify integration, and analytics, plus in-store and digital trade-ins and peer-to-peer features. By combining AI-driven relationship mapping with a scalable resale ecosystem, Trove enables brands to deepen engagement, optimize profit, and reach new customers, and holds certification as a B Corporation for its sustainability-focused approach.

Heliotrope Technologies designs and manufactures electrochromic window coatings that can independently control light and heat transmission. Its coating technology uses a thin film of transparent nanocrystals embedded in a matrix, which, with a small electrical stimulus, adjusts a window's transmission of visible light and near-infrared radiation to reduce heat. The core technology was developed at Lawrence Berkeley National Laboratory and is associated with researchers Delia Milliron and Guillermo Garcia. Founded in 2012, Heliotrope Technologies is based in California, and its products target energy-saving smart windows that enable tint control to improve occupant comfort and reduce building energy use.

Founded in 2006, Project Frog specializes in developing and constructing energy-efficient component building structures. Its versatile product ecosystem adapts to various architectural uses, including education, healthcare, retail, and more. The company aims to revolutionize construction by applying technology to overcome traditional inefficiencies.