Cambium Carbon
Series A in 2025
Cambium Carbon is an early-stage social enterprise focused on addressing climate change through innovative reforestation and urban wood reuse initiatives. The company collaborates with cities and various public and private partners to salvage fallen city trees that would otherwise end up in landfills. By transforming this wood waste into valuable resources, Cambium Carbon establishes reforestation hubs that create a circular economy for urban forests. These hubs not only generate revenue to support tree planting and maintenance projects but also foster sustainable job creation and contribute to the development of resilient urban environments. Through its efforts, Cambium Carbon aims to implement systems-level natural climate solutions that benefit both the environment and local communities.
Calicat is a clean-energy company developing a proprietary electrocatalyst discovery process for electrolyser. The company electrocatalyst discovery is an unprecedented, proprietary, end-to-end ultrahigh throughput AI and data-driven process focused on the discovery of new catalysts for the generation of clean hydrogen and fuel cell power production. The process prepares, characterizes, and quantifies the catalytic activity of millions of compositions per month and then closes the loop with big data analysis and AI to refine/guide the search.
XGS Energy
Series A in 2024
XGS Energy is a geothermal heat harvesting technology company focused on providing competitively priced renewable energy solutions. The company specializes in developing advanced technologies that enable the safe extraction of geothermal heat and power from deep earth formations worldwide. By utilizing these innovative methods, XGS Energy aims to deliver clean, green, and climate-friendly energy that is both affordable and accessible, contributing to the global transition toward sustainable energy sources.
Loamist
Pre Seed Round in 2024
Loamist is a climate technology startup that operates a pioneering platform connecting suppliers of bio-waste streams with cleantech startups. The platform vets, specifies, and tests bio-waste resources, facilitating access for startups to develop innovative climate change mitigation systems and drive growth, thereby contributing to global decarbonization efforts.
Nth Cycle
Series B in 2023
Nth Cycle is a metal processing technology company focused on recovering critical minerals from e-waste and low-grade mine tailings. Utilizing its innovative electro-extraction technology, Nth Cycle offers a cleaner and customizable alternative to traditional methods such as hydrometallurgy and pyrometallurgy. This technology allows for the efficient reclamation of valuable metals, thereby reducing reliance on primary mining and establishing a secure secondary source of these essential materials within the United States. By enabling the manufacturing and recycling industries to access new metal sources, Nth Cycle plays a crucial role in supporting the transition to clean energy.
Rain Industries
Seed Round in 2023
Every wildfire starts small. Rain contains wildfires within 10 minutes of ignition with autonomous drones.
Veckta is an innovative energy transition market platform that facilitates the development of distributed energy systems and microgrid projects. By integrating advanced energy system engineering tools with a comprehensive marketplace, Veckta enables businesses and communities to assess their current energy needs and customize solutions tailored to their specific requirements, such as cost, reliability, and emissions. The platform connects clients with vetted capital, construction, and equipment suppliers, ensuring access to the best partners for designing, financing, and building sustainable energy solutions. Through transparent pricing and worldwide support, Veckta empowers users to make informed decisions that contribute to both their operational goals and environmental sustainability.
Magrathea
Seed Round in 2023
Magrathea is a metal production company focused on sustainable practices in the production of magnesium, the lightest structural metal. The company employs an innovative process that utilizes brine to produce magnesium without traditional mining methods, thereby significantly reducing the socio-environmental impacts associated with metal production. This approach aligns with the global movement towards electrification and decarbonization, as the produced magnesium sequesters carbon in the sea at the end of its life cycle. Magrathea aims to support the automotive and structural industries in minimizing their carbon footprints and establishing a genuinely sustainable supply chain.
Banyan Infrastructure
Series B in 2023
Banyan Infrastructure offers a project finance software platform that simplifies, accelerates, and optimizes sustainable infrastructure financing across the deal lifecycle. The platform automates origination, portfolio management, and compliance for sustainable assets, replacing spreadsheets and email with digitized loans and workflows, automating data aggregation and regulatory tracking. It enables financial institutions to scale investments in clean energy and infrastructure while reducing transaction friction and costs, improving deal velocity and operational efficiency. By streamlining origination and securitization of renewable energy loans and investments, the solution supports higher volume, lower cost, and better governance in sustainable infrastructure finance.
BlocPower
Series B in 2023
BlocPower designs and implements energy efficiency and electrification upgrades for urban buildings, including schools, churches, small businesses, non-profits, and homes. Through proprietary software, machine learning, and IoT-enabled monitoring, it analyzes facilities to identify cost-effective retrofits, combines financing and project management, and delivers scalable deployment that reduces energy waste and utility bills while enhancing indoor air quality and comfort.
AICrete
Seed Round in 2022
AICrete is a pioneering company specializing in a recipe-as-a-service platform that enhances the production of concrete by optimizing local materials. Utilizing artificial intelligence, the company develops advanced quality control solutions that make concrete production more environmentally friendly and cost-effective. AICrete's innovative platform integrates data, automation, and robotics to create durable and sustainable cement and concrete products. By focusing on eco-friendly practices, AICrete enables cement and concrete companies to improve their profitability while contributing to sustainable construction solutions.
Blue Frontier
Series A in 2022
Blue Frontier, founded in 2018 and based in Fort Lauderdale, Florida, specializes in developing sustainable air conditioning systems. The company's technology focuses on reducing energy consumption compared to traditional systems by leveraging savings in building energy bills and utility infrastructure requirements. Blue Frontier's innovative approach includes an HVAC-as-a-Service business model and the ability of their air conditioners to store electricity, allowing them to adjust power usage during periods when renewable energy is abundant without compromising cooling performance. This results in a system that requires less than half the electricity of conventional air conditioning units.
Veckta is an innovative energy transition market platform that facilitates the development of distributed energy systems and microgrid projects. By integrating advanced energy system engineering tools with a comprehensive marketplace, Veckta enables businesses and communities to assess their current energy needs and customize solutions tailored to their specific requirements, such as cost, reliability, and emissions. The platform connects clients with vetted capital, construction, and equipment suppliers, ensuring access to the best partners for designing, financing, and building sustainable energy solutions. Through transparent pricing and worldwide support, Veckta empowers users to make informed decisions that contribute to both their operational goals and environmental sustainability.
Banyan Infrastructure
Series A in 2022
Banyan Infrastructure offers a project finance software platform that simplifies, accelerates, and optimizes sustainable infrastructure financing across the deal lifecycle. The platform automates origination, portfolio management, and compliance for sustainable assets, replacing spreadsheets and email with digitized loans and workflows, automating data aggregation and regulatory tracking. It enables financial institutions to scale investments in clean energy and infrastructure while reducing transaction friction and costs, improving deal velocity and operational efficiency. By streamlining origination and securitization of renewable energy loans and investments, the solution supports higher volume, lower cost, and better governance in sustainable infrastructure finance.
BattGenie
Seed Round in 2022
BattGenie develops software-based lithium-ion battery management systems for electric vehicles, consumer electronics, and grid storage. Its platform uses physics-based battery models to simulate and control battery behavior, enabling accurate state estimation and optimization of charge and discharge profiles. By calculating optimal charging strategies, the system supports faster charging while protecting cycle life and safety, delivering safer, longer-lasting, and higher-performance batteries across applications.
Calicat is a clean-energy company developing a proprietary electrocatalyst discovery process for electrolyser. The company electrocatalyst discovery is an unprecedented, proprietary, end-to-end ultrahigh throughput AI and data-driven process focused on the discovery of new catalysts for the generation of clean hydrogen and fuel cell power production. The process prepares, characterizes, and quantifies the catalytic activity of millions of compositions per month and then closes the loop with big data analysis and AI to refine/guide the search.
Nth Cycle
Series A in 2022
Nth Cycle is a metal processing technology company focused on recovering critical minerals from e-waste and low-grade mine tailings. Utilizing its innovative electro-extraction technology, Nth Cycle offers a cleaner and customizable alternative to traditional methods such as hydrometallurgy and pyrometallurgy. This technology allows for the efficient reclamation of valuable metals, thereby reducing reliance on primary mining and establishing a secure secondary source of these essential materials within the United States. By enabling the manufacturing and recycling industries to access new metal sources, Nth Cycle plays a crucial role in supporting the transition to clean energy.
Skyven Technologies
Seed Round in 2022
Skyven Technologies is an energy-as-a-service company focused on decarbonizing industrial process heat in hard-to-abate sectors. The company collaborates with manufacturers to significantly reduce onsite CO2 emissions by providing clean, emissions-free process heat at costs lower than traditional natural gas. Skyven employs advanced technologies, such as the Arcturus line of steam-generating heat pumps, and installs these systems with no upfront capital expenditure or disruption to the manufacturing process. By continuously monitoring carbon emissions in real time, Skyven charges clients solely for the clean energy delivered, while offering dashboards that present data on savings and carbon metrics. This innovative approach not only supports industrial decarbonization but also enables facilities to generate green energy more economically.
Polycarbin
Seed Round in 2022
Polycarbin is a pioneering company dedicated to establishing a circular plastics economy within the biopharmaceutical and life science sectors. By collaborating with laboratories, Polycarbin effectively converts valuable plastic waste into a recycled feedstock, facilitating its reuse in the laboratory manufacturing supply chain. The company operates a resource management platform that emphasizes plastic waste diversion, recycling, and waste production analytics, specifically targeting the research and healthcare industries. Through its innovative approach, which includes front-end segregation and efficient waste tracking, Polycarbin has developed a cost-effective waste diversion system that enables organizations to quantify their sustainability efforts while providing low-impact lab products essential for achieving their green procurement objectives.
Ion Storage Systems
Series A in 2022
Ion Storage Systems, LLC is a manufacturer of solid-state lithium-ion batteries, established in 2015 and based in College Park, Maryland. The company focuses on developing high-energy-density and safe batteries suitable for diverse applications, including defense and aerospace, consumer electronics, and electric vehicles. Ion Storage Systems has made significant advancements in solid-state battery technology, creating products that address the mission-critical needs of the defense sector while also enhancing safety and efficiency for consumer electronics and electric vehicles. Their innovative battery design features a unique structure that utilizes non-flammable materials, ensuring safety, lightness, and compactness for various applications.
Pronoia
Pre Seed Round in 2021
Pronoia, Inc. is a company focused on the development of innovative rechargeable batteries for electric energy storage. It aims to create a novel battery design that operates without traditional electrolytes and separators, resulting in minimal capacity loss during repeated charging cycles. By utilizing physics-based principles, Pronoia's technology seeks to achieve significant enhancements in battery capacity and reduce performance degradation over time. This advancement is particularly beneficial for electric vehicle manufacturers, as it promises longer ranges and potentially faster charging times, enhancing the competitiveness of electric vehicles against gasoline-powered alternatives.
Shimmer
Seed Round in 2021
Shimmer is a software platform that provides interactive lighting experiences at a commercial scale, eliminating the need for hardware. It utilizes advanced coding to visualize, animate, and control light-emitting diodes, allowing for real-time responsiveness and extensive control. This innovative approach enables properties to save significantly on asset costs while enhancing their lighting capacity. Additionally, Shimmer's platform integrates various building product systems and services, addressing critical challenges in climate, property, and construction. By automating energy code compliance, Shimmer helps clients achieve efficient and effective lighting solutions tailored to diverse applications.
Gaiascope
Seed Round in 2021
Gaiascope, Inc. is a software-as-a-service company based in Brooklyn, New York, that specializes in developing innovative analytics solutions for the energy industry. Founded in 2019, Gaiascope employs machine learning techniques to analyze large datasets, enabling energy companies and investors to better understand and navigate the complexities of the electric grid. Their user-friendly software provides critical insights, including locational marginal pricing, grid constraints, and demand forecasts, facilitating more informed decision-making in real-time trading, operations, and development. Gaiascope emphasizes transparency in its tools, which are designed to optimize the management of power markets while addressing the challenges posed by increasing renewable energy integration and evolving market dynamics.
BlueDot Photonics
Seed Round in 2021
BlueDot Photonics, Inc. is a company based in Kirkland, Washington, that specializes in the design, development, and production of solar panels and other photonic devices. Incorporated in 2019, BlueDot focuses on enhancing the performance and durability of solar energy devices. By utilizing innovative semiconductor materials, the company aims to increase the power output of solar panels, making clean energy more accessible and affordable for a broader range of customers.
Traverse Technologies
Seed Round in 2021
Traverse Pte Ltd, founded in 2016 and headquartered in Singapore, specializes in the development and operation of geospatial simulation software tailored for Greenfield renewable energy projects. The company's flagship products include HydroDesk for hydropower, SolarDesk for solar energy, and WindDesk for wind energy projects. By leveraging artificial intelligence and automation, Traverse enhances traditional prospecting, feasibility assessments, and front-end engineering processes, significantly expediting these tasks and improving project outcomes. The firm assists project developers in identifying high Internal Rate of Return (IRR) opportunities across various regions while also mitigating development risks at the project level. Additionally, Traverse offers customized infrastructure solutions to meet the unique needs of its clients.
Blue Frontier
Seed Round in 2021
Blue Frontier, founded in 2018 and based in Fort Lauderdale, Florida, specializes in developing sustainable air conditioning systems. The company's technology focuses on reducing energy consumption compared to traditional systems by leveraging savings in building energy bills and utility infrastructure requirements. Blue Frontier's innovative approach includes an HVAC-as-a-Service business model and the ability of their air conditioners to store electricity, allowing them to adjust power usage during periods when renewable energy is abundant without compromising cooling performance. This results in a system that requires less than half the electricity of conventional air conditioning units.
Traxen®
Seed Round in 2021
Traxen is a developer of a cloud-based intelligent cruise control system aimed at enhancing driving efficiency and safety. The platform is designed to optimize fuel consumption by adjusting driving styles based on various factors, including weather, traffic, and road conditions. By considering the hours of service and time of arrival requirements, Traxen's technology not only helps drivers achieve significant cost savings on fuel but also contributes to lower insurance and training expenses. The company's innovations support safer driving practices, promoting a smarter approach to transportation while contributing to energy conservation and overall safety on the roads.
Sylvatex
Convertible Note in 2021
Sylvatex, Inc. is a fuel technology company based in Los Angeles, California, founded in 2007. The company specializes in developing innovative processes for the production of green diesel fuel by combining vegetable-oil-based surfactants with microbubbles of water and ethanol to create a microemulsion. This technology enables oil companies to reduce production costs while contributing to more sustainable fuel alternatives. Sylvatex's focus on environmentally friendly solutions positions it as a key player in the transition toward greener energy sources.
HEVO Inc., founded in 2011 and based in New York, specializes in wireless charging solutions tailored for plug-in hybrid and electric vehicle markets. The company's offerings include the HEVO Power Station, a hardware device designed for various locations such as city streets, parking lots, and highways, and the HEVO Mobile software platform, which facilitates bill-pay wirelessly through onboard consoles or mobile devices. Additionally, HEVO provides Green Parking and Green Loading Zones for electric vehicle fleets. Their technology is interoperable between vehicles and suitable for commercial fleets, shared autonomous vehicles, city infrastructure, and destination charging. HEVO's solutions are designed to offer a seamless, safe, and efficient user experience equivalent to plug-in charging efficiencies. The company serves leading global brands in the energy, automotive, and charging industries, contributing to the broader electric mobility revolution.
Iris Light Technologies
Seed Round in 2021
Iris Light Technologies is an electronics company that specializes in advanced laser technology aimed at enhancing the silicon photonics market. The company develops innovative solutions that increase the bandwidth and energy efficiency of light chips by employing a unique and scalable method for integrating multiple lasers onto a single chip. This technology supports a variety of applications, including optical communications, optical sensors, and the emerging Internet of Things (IoT). By focusing on breakthrough on-chip laser technology, Iris Light Technologies empowers advancements in artificial intelligence and 5G communications, positioning itself as a key player in the evolving landscape of electronic solutions.
3E Nano
Seed Round in 2021
3E Nano Inc. is a Canadian company based in Kitchener that specializes in the development and commercialization of diamond-like carbon coatings designed to control heat and light emission. Founded in 2006, the company produces optically and thermally tunable solar control coatings that can be applied to various transparent media, including windows, windshields, greenhouses, and solar modules. These low-cost coatings enable manufacturers to create energy-efficient products that help reduce greenhouse gas emissions, making them suitable for a wide range of applications in both residential and commercial sectors.
Banyan Infrastructure
Pre Seed Round in 2020
Banyan Infrastructure offers a project finance software platform that simplifies, accelerates, and optimizes sustainable infrastructure financing across the deal lifecycle. The platform automates origination, portfolio management, and compliance for sustainable assets, replacing spreadsheets and email with digitized loans and workflows, automating data aggregation and regulatory tracking. It enables financial institutions to scale investments in clean energy and infrastructure while reducing transaction friction and costs, improving deal velocity and operational efficiency. By streamlining origination and securitization of renewable energy loans and investments, the solution supports higher volume, lower cost, and better governance in sustainable infrastructure finance.
BlueDot Photonics
Pre Seed Round in 2020
BlueDot Photonics, Inc. is a company based in Kirkland, Washington, that specializes in the design, development, and production of solar panels and other photonic devices. Incorporated in 2019, BlueDot focuses on enhancing the performance and durability of solar energy devices. By utilizing innovative semiconductor materials, the company aims to increase the power output of solar panels, making clean energy more accessible and affordable for a broader range of customers.
TexPower
Seed Round in 2020
TexPower is a manufacturer based in Austin, Texas, specializing in the design and production of lithium-ion battery cells and cobalt-free cathode materials. Founded in 2019 by Wangda Li, Arumugam Manthiram, and Evan Erickson, the company focuses on creating high-capacity, drop-in cathodes that can replace conventional battery cathodes. These cathodes are composed of various metals, including nickel, manganese, aluminum, iron, and zinc, synthesized through standard industrial processes. TexPower's products are tailored for diverse applications such as portable electronics, electric vehicles, drones, and robotics. The company's offerings are designed to provide at least 10% higher energy density and 25% lower raw material costs while enhancing sustainability and ensuring a secure battery supply chain. Additionally, TexPower's cobalt-free solutions are particularly advantageous for military battery applications, addressing both performance and security needs.
Ion Storage Systems
Venture Round in 2019
Ion Storage Systems, LLC is a manufacturer of solid-state lithium-ion batteries, established in 2015 and based in College Park, Maryland. The company focuses on developing high-energy-density and safe batteries suitable for diverse applications, including defense and aerospace, consumer electronics, and electric vehicles. Ion Storage Systems has made significant advancements in solid-state battery technology, creating products that address the mission-critical needs of the defense sector while also enhancing safety and efficiency for consumer electronics and electric vehicles. Their innovative battery design features a unique structure that utilizes non-flammable materials, ensuring safety, lightness, and compactness for various applications.