Lowercarbon Capital

Lowercarbon Capital is a venture capital firm founded in 2018 and based in Jackson, Wyoming, that funds research and invests in companies developing technologies to reduce CO2 emissions and advance decarbonization, with a focus on energy, transportation, industrial materials, and agriculture.

Sidney Brown

Associate

Duncan Carlson

Associate

Christina Chang

Partner

Harsh Dubey

Associate

Clay Dumas

General Partner

Past deals in Energy Storage

Renaissance Fusion

Series A in 2025
Renaissance Fusion develops magnetic confinement fusion technologies for affordable electricity generation and net-zero emission goals. It specializes in constructing highly efficient stellarators using High Temperature Superconducting magnets, aiming to enable businesses to contribute to a sustainable energy future.

SolarSquare Energy

Series B in 2024
SolarSquare Energy specializes in designing and installing residential solar panels for homes and small businesses. With a client base of over 4000 homeowners, the company aims to help customers reduce their monthly electricity bills by an average of Rs. 2000.

Acceleron Fusion

Series A in 2024
Acceleron Fusion specializes in clean energy solutions, harnessing fusion technology to power cities, charge electric vehicles, and fuel rockets. Its innovative platform employs muon-catalyzed fusion to generate abundant, clean energy, aiming to address the engineering challenges of integrating fusion power into the grid and serving various industries.

Storio

Seed Round in 2024
Storio Energy, based in France, specializes in developing and operating energy storage solutions, primarily batteries, for professional clients. The company caters to three key use cases: standalone batteries for businesses exposed to volatile energy prices, storage combined with solar panels for enhanced self-consumption, and hybrid solar plus storage projects for independent power producers (IPPs). Storio's unique approach involves real-time operation of these batteries through its proprietary software platform, utilizing their flexibility to provide balancing and ancillary services to the electrical grid. The company offers a comprehensive, turnkey solution, supporting clients from initial feasibility studies through to installation and long-term operation, spanning over 15 years. Additionally, Storio provides financing options, allowing clients to partially or fully fund their storage projects.

AirLoom Energy

Seed Round in 2024
AirLoom Energy develops wind energy technology that uses lightweight wings operating on a track to capture wind. The design aims to deliver the same amount of energy as conventional turbines at a fraction of the cost, enabling low-cost utility-scale wind energy. The system uses multiple small airframes on a slender oval track with downwind forces supported by a bridling system, and the configuration can be adjusted depending on the landscape, allowing clients to harvest wind energy in cost-effective and quicker ways.

Lithios

Seed Round in 2024
Lithios is a technology company that uses electrochemistry for advanced lithium extraction from complex mixtures and untapped brine resources, applying electrochemical methods to capture and release lithium and enable low-cost, selective extraction for industries pursuing a sustainable, electrified future.

SolarSquare Energy

Venture Round in 2024
SolarSquare Energy specializes in designing and installing residential solar panels for homes and small businesses. With a client base of over 4000 homeowners, the company aims to help customers reduce their monthly electricity bills by an average of Rs. 2000.

Antora Energy

Series B in 2024
Antora Energy specializes in delivering reliable, zero-carbon industrial heat and power solutions to heavy industries. The company's core technology involves thermal energy storage that absorbs excess solar and wind electricity, converting it into usable heat for industrial processes.

Eli

Venture Round in 2024
Eli is a digital platform that simplifies access to incentives, rebates, and low-interest financing for contractors, installers, and retailers involved in consumer decarbonization projects. These projects encompass a range of technologies, including heat pumps, electric vehicle chargers, heat pump water heaters, solar energy systems, and battery storage solutions. Eli’s technology is built upon extensive user testing and real-world data, aiming to assist individuals facing significant barriers to access these programs. The platform effectively screens and qualifies applicants for various incentives by navigating complex eligibility rules, verifying income, and collecting necessary documentation, all while providing personalized information about incentive eligibility. This approach ensures that users receive comprehensive support without the need to visit multiple third-party websites, enabling businesses to maximize the incentives available to them.

Lilac Solutions

Series C in 2024
Lilac Solutions, Inc. is a mining technology company based in Oakland, California, specializing in lithium extraction technology. Founded in 2015, the company develops innovative solutions that utilize ion-exchange theory to absorb lithium from brine deposits. This technology includes ion exchange beads and continuous brine processing systems, which enable lithium producers to enhance project development, increase lithium recovery, and optimize operations. Lilac Solutions aims to support industries such as electric vehicles and renewable energy storage by providing methods that reduce both costs and environmental impact associated with lithium production.

AirLoom Energy

Seed Round in 2023
AirLoom Energy develops wind energy technology that uses lightweight wings operating on a track to capture wind. The design aims to deliver the same amount of energy as conventional turbines at a fraction of the cost, enabling low-cost utility-scale wind energy. The system uses multiple small airframes on a slender oval track with downwind forces supported by a bridling system, and the configuration can be adjusted depending on the landscape, allowing clients to harvest wind energy in cost-effective and quicker ways.

Breathe Battery Technologies

Series A in 2023
Physics-based adaptive charging for software-defined batteries. We help the world’s leading automotive and consumer electronics brands deliver superior charging experiences. Our dream is that one day everyone will breathe clean air. That's why we make batteries better.

Lumen Energy

Venture Round in 2023
Lumen Energy specializes in assisting building owners reduce energy costs through clean energy solutions. It offers a platform that enables commercial real estate owners to generate revenue from solar power and batteries, while also reducing carbon emissions.

Charm Industrial

Series B in 2023
Charm Industrial develops carbon removal technology that converts agricultural residues into bio-oil via fast pyrolysis and injects the bio-oil into deep geological formations for permanent underground storage, enabling long-term carbon offsetting and contributing to climate change mitigation.

Lun

Seed Round in 2023
Lun decarbonises homes faster by building the operating system for heat pump installers.

Eli

Pre Seed Round in 2023
Eli is a digital platform that simplifies access to incentives, rebates, and low-interest financing for contractors, installers, and retailers involved in consumer decarbonization projects. These projects encompass a range of technologies, including heat pumps, electric vehicle chargers, heat pump water heaters, solar energy systems, and battery storage solutions. Eli’s technology is built upon extensive user testing and real-world data, aiming to assist individuals facing significant barriers to access these programs. The platform effectively screens and qualifies applicants for various incentives by navigating complex eligibility rules, verifying income, and collecting necessary documentation, all while providing personalized information about incentive eligibility. This approach ensures that users receive comprehensive support without the need to visit multiple third-party websites, enabling businesses to maximize the incentives available to them.

Renaissance Fusion

Seed Round in 2023
Renaissance Fusion develops magnetic confinement fusion technologies for affordable electricity generation and net-zero emission goals. It specializes in constructing highly efficient stellarators using High Temperature Superconducting magnets, aiming to enable businesses to contribute to a sustainable energy future.

Sublime Systems

Series A in 2023
Sublime Systems develops cement decarbonization technology that reduces cement emissions while co-producing green hydrogen. The system relies on clean, renewable energy and an electrochemical process that eliminates carbon dioxide emissions without altering the cement’s properties or chemistry. The technology enables builders to use lower-emission cement as part of a broader move toward a sustainable, renewable future.

SolarSquare Energy

Series A in 2022
SolarSquare Energy specializes in designing and installing residential solar panels for homes and small businesses. With a client base of over 4000 homeowners, the company aims to help customers reduce their monthly electricity bills by an average of Rs. 2000.

Enode

Series A in 2022
Enode is a technology company focused on facilitating the transition to a sustainable energy system by connecting and optimizing various energy devices. Its platform utilizes application programming interfaces (APIs) to enable seamless integration of energy products, such as electric vehicles, home batteries, solar inverters, and thermostats, into applications. This approach allows businesses to quickly connect users’ energy devices with minimal coding, significantly reducing the time and complexity associated with developing energy management applications. By streamlining the integration process, Enode helps clients optimize energy consumption and participate in flexible markets, contributing to the development of a zero-carbon energy grid.

SolarSquare Energy

Seed Round in 2022
SolarSquare Energy specializes in designing and installing residential solar panels for homes and small businesses. With a client base of over 4000 homeowners, the company aims to help customers reduce their monthly electricity bills by an average of Rs. 2000.

Nitricity

Venture Round in 2022
Nitricity is an energy company focused on renewable nitrogen fertilizer production with zero carbon emissions. It develops electrified, climate-smart fertilizer products and manufactures nitric acid and ammonia, which can be used separately or combined to produce ammonium nitrate fertilizer. The approach aims to bring products closer to farmers, enable timely application, reduce runoff, and maximize nitrogen delivery on a global scale.

Crusoe Energy Systems

Series C in 2022
Crusoe Energy Systems Inc., based in Denver, Colorado, develops innovative technology and solutions aimed at addressing operational, environmental, and regulatory challenges in the oil and gas sector. Founded in 2018, the company specializes in its Digital Flare Mitigation solution, which allows upstream operators without pipeline access to convert wasted natural gas into electricity for energy-intensive computing. This service not only helps oil and gas producers reduce routine flaring of natural gas but also assists them in achieving regulatory compliance and maintaining production levels amid increasing regulations and pipeline constraints. Crusoe Energy Systems is committed to creating solutions that benefit the environment, local communities, and energy producers alike.

Antora Energy

Series A in 2022
Antora Energy specializes in delivering reliable, zero-carbon industrial heat and power solutions to heavy industries. The company's core technology involves thermal energy storage that absorbs excess solar and wind electricity, converting it into usable heat for industrial processes.

Lilac Solutions

Series B in 2021
Lilac Solutions, Inc. is a mining technology company based in Oakland, California, specializing in lithium extraction technology. Founded in 2015, the company develops innovative solutions that utilize ion-exchange theory to absorb lithium from brine deposits. This technology includes ion exchange beads and continuous brine processing systems, which enable lithium producers to enhance project development, increase lithium recovery, and optimize operations. Lilac Solutions aims to support industries such as electric vehicles and renewable energy storage by providing methods that reduce both costs and environmental impact associated with lithium production.

Nitricity

Seed Round in 2021
Nitricity is an energy company focused on renewable nitrogen fertilizer production with zero carbon emissions. It develops electrified, climate-smart fertilizer products and manufactures nitric acid and ammonia, which can be used separately or combined to produce ammonium nitrate fertilizer. The approach aims to bring products closer to farmers, enable timely application, reduce runoff, and maximize nitrogen delivery on a global scale.

Holy Grail

Seed Round in 2021
Holy Grail develops an air carbon capture device designed to capture carbon dioxide from large centralized emitters and the atmosphere, with the captured CO2 permanently stored above ground. The device uses an electrochemical approach that employs electrons to facilitate carbon capture. The company engages in research and development and engineering of products such as batteries, catalysts, and material datasets that can be used to cross-validate predictions and simulations of experimental data. This technology is positioned to help industrial clients improve energy efficiency and economics by reducing emissions and enabling practical carbon management.

Crusoe Energy Systems

Series B in 2021
Crusoe Energy Systems Inc., based in Denver, Colorado, develops innovative technology and solutions aimed at addressing operational, environmental, and regulatory challenges in the oil and gas sector. Founded in 2018, the company specializes in its Digital Flare Mitigation solution, which allows upstream operators without pipeline access to convert wasted natural gas into electricity for energy-intensive computing. This service not only helps oil and gas producers reduce routine flaring of natural gas but also assists them in achieving regulatory compliance and maintaining production levels amid increasing regulations and pipeline constraints. Crusoe Energy Systems is committed to creating solutions that benefit the environment, local communities, and energy producers alike.

Enode

Seed Round in 2021
Enode is a technology company focused on facilitating the transition to a sustainable energy system by connecting and optimizing various energy devices. Its platform utilizes application programming interfaces (APIs) to enable seamless integration of energy products, such as electric vehicles, home batteries, solar inverters, and thermostats, into applications. This approach allows businesses to quickly connect users’ energy devices with minimal coding, significantly reducing the time and complexity associated with developing energy management applications. By streamlining the integration process, Enode helps clients optimize energy consumption and participate in flexible markets, contributing to the development of a zero-carbon energy grid.

Remora

Seed Round in 2021
Remora develops carbon capture technology tailored for trains and trucks. Their device extracts at least 80% of a semi-truck's carbon emissions directly from the tailpipe, purifies it, and sells the CO2 to end-users for long-term storage. This generates revenue for fleet operators, enabling reduced emissions and addressing national CO2 shortages.

Lilac Solutions

Series A in 2020
Lilac Solutions, Inc. is a mining technology company based in Oakland, California, specializing in lithium extraction technology. Founded in 2015, the company develops innovative solutions that utilize ion-exchange theory to absorb lithium from brine deposits. This technology includes ion exchange beads and continuous brine processing systems, which enable lithium producers to enhance project development, increase lithium recovery, and optimize operations. Lilac Solutions aims to support industries such as electric vehicles and renewable energy storage by providing methods that reduce both costs and environmental impact associated with lithium production.

Breathe Battery Technologies

Physics-based adaptive charging for software-defined batteries. We help the world’s leading automotive and consumer electronics brands deliver superior charging experiences. Our dream is that one day everyone will breathe clean air. That's why we make batteries better.
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