Lowercarbon Capital

Lowercarbon Capital is a venture capital firm established in 2018 and headquartered in Jackson, Wyoming. The company focuses on funding research and investing in innovative technologies aimed at reducing carbon dioxide levels in the atmosphere. Lowercarbon Capital seeks to support entrepreneurs and scientists who are developing solutions to lower emissions, remove carbon, and actively cool the planet. The firm targets investments across various sectors, including commercial services, transportation, energy equipment, utilities, and computer hardware and software, with a specific emphasis on companies that contribute to carbon reduction and environmental sustainability.

Sidney Brown

Associate

Duncan Carlson

Principal

Christina Chang

Partner

Clay Dumas

Founding Partner and General Partner

Eric Helfgott

Principal

Caie Kelley

Principal

Lauren O'Connor

Operating Partner

Ryan Orbuch

Partner

Ashton Rosin

Operating Partner and Head of Capital Formation

Past deals in Energy Storage

Electra

Series B in 2025
Electra is dedicated to reducing carbon dioxide emissions in the iron and steel production industry through innovative electrochemical and hydrometallurgical processes. The company has developed alternative steelmaking technology that aims to electrify and decarbonize the production process, allowing for the creation of low-carbon clean iron from various ores. By utilizing renewable energy sources, Electra enables steel producers to lower energy intensity and costs, contributing to a more sustainable approach to steelmaking.

Renaissance Fusion

Series A in 2025
Renaissance Fusion is a company focused on developing high-temperature superconductors that facilitate advancements in fusion energy and medical imaging. By creating superconductors for stellarator plasma devices, Renaissance Fusion aims to make fusion electricity affordable and accessible, thereby integrating it into the energy grid. Additionally, their technology enhances the effectiveness of MRI machines, making them a routine and commonplace form of medical examination. Through these innovations, the company seeks to simplify the process of harnessing fusion energy and improve medical diagnostics.

Storio Energy

Seed Round in 2024
Storio Energy develops and operates energy storage solutions (batteries) for professionals in France around 3 uses cases: (1) Standalone batteries for electro-intensive companies exposed to the spot price. (2) Storage + Solar for businesses equipped with solar panels in self-consumption. The goal is to boost self-consumption and get close to energy autonomy. (3) Hybrid Solar + Storage energy production projects for IPPs. Storio's core innovation is to operate these batteries in real-time through its software platform, leveraging their residual flexibility to provide balancing and ancillary services to the electrical grid. Storio offers a turnkey solution, working with its clients from initial feasibility studies, to purchasing the batteries, installing them on site, and operating them seamlessly using our software platform during the 15+ years of operations. We also offer financing solutions - Storio can partially or entirely finance your storage projects.

Lithios

Seed Round in 2024
Lithios is a technology company that uses electrochemistry for advanced lithium extraction from tough mixtures.

Antora Energy

Series B in 2024
Antora Energy specializes in providing zero-carbon industrial heat and power solutions for heavy industries, aiming to replace fossil fuels with cleaner alternatives. The company has developed innovative thermal batteries that utilize excess electricity generated from solar and wind sources. These batteries store thermal energy by heating blocks of carbon, which can then be used to produce reliable power and heat. By integrating renewable resources into the electricity grid, Antora enables industries to achieve sustainable and dependable energy solutions while significantly reducing carbon emissions.

Eli

Venture Round in 2024
Eli is a platform that makes it easy for contractors, installers, and retailers to offer their customers incentives, rebates, and low-interest financing for consumer decarbonization projects. Think heat pump HVAC systems, EV chargers, heat pump hot water heaters, solar, and battery storage, among others. Eli's products are informed by years of user testing and real-world data, with an emphasis on supporting users with the greatest barriers to access.

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.

Charm Industrial

Series B in 2023
Charm Industrial has developed an innovative approach to carbon sequestration by converting agricultural residues into bio-oil, which is then injected deep underground for permanent storage. This process not only captures carbon dioxide from the atmosphere but also allows for the production of green hydrogen through the reforming of pyrolysis bio-oil. By utilizing biomass, Charm Industrial aims to provide a reliable and cost-competitive source of energy and industrial chemicals while enabling industrial clients to achieve carbon neutrality. Their technology addresses significant environmental challenges, such as wildfires and soil erosion, by ensuring that captured CO₂ remains securely stored, contributing to a sustainable energy future.

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 platform that makes it easy for contractors, installers, and retailers to offer their customers incentives, rebates, and low-interest financing for consumer decarbonization projects. Think heat pump HVAC systems, EV chargers, heat pump hot water heaters, solar, and battery storage, among others. Eli's products are informed by years of user testing and real-world data, with an emphasis on supporting users with the greatest barriers to access.

Renaissance Fusion

Seed Round in 2023
Renaissance Fusion is a company focused on developing high-temperature superconductors that facilitate advancements in fusion energy and medical imaging. By creating superconductors for stellarator plasma devices, Renaissance Fusion aims to make fusion electricity affordable and accessible, thereby integrating it into the energy grid. Additionally, their technology enhances the effectiveness of MRI machines, making them a routine and commonplace form of medical examination. Through these innovations, the company seeks to simplify the process of harnessing fusion energy and improve medical diagnostics.

Sublime Systems

Series A in 2023
Sublime Systems specializes in decarbonizing cement through innovative technology that co-produces green hydrogen while significantly reducing emissions. The company employs an electrochemical process powered by clean, renewable energy, effectively eliminating carbon dioxide emissions without altering the cement's properties or chemistry. This approach allows builders and consumers to actively participate in the transition towards a sustainable and renewable future.

Enode

Series A in 2022
Enode is a company focused on advancing the transition to a sustainable energy system by connecting and optimizing energy devices. Through its digital platform, Enode's APIs allow businesses to seamlessly integrate users' energy hardware, such as electric vehicles, solar inverters, home batteries, and thermostats, into their applications. This streamlined approach significantly reduces the time and resources needed for integration and ongoing maintenance, making it easier for companies to develop energy management applications. By optimizing energy consumption and enabling participation in flexible energy markets, Enode supports clients in their efforts to contribute to a zero-carbon energy grid.

Electra

Venture Round in 2022
Electra is dedicated to reducing carbon dioxide emissions in the iron and steel production industry through innovative electrochemical and hydrometallurgical processes. The company has developed alternative steelmaking technology that aims to electrify and decarbonize the production process, allowing for the creation of low-carbon clean iron from various ores. By utilizing renewable energy sources, Electra enables steel producers to lower energy intensity and costs, contributing to a more sustainable approach to steelmaking.

Lemon Energy

Series A in 2022
Lemon Energy is a digital utility that provides electric bill savings and sustainable energy through a fully digital platform and frictionless user experience.

Nitricity

Venture Round in 2022
Nitricity is an energy company focused on the production of renewable nitrogen fertilizers with zero carbon emissions. It specializes in creating electrified, climate-smart fertilizers, specifically nitric acid and ammonia, which can be utilized independently or together to produce ammonium nitrate fertilizer. This innovative approach aims to bring high-quality fertilizer products closer to farmers, allowing them to minimize wasteful runoff and optimize fertilizer application timing based on field readiness. By enhancing nitrogen delivery capabilities, Nitricity supports sustainable agricultural practices and contributes to environmentally responsible farming worldwide.

Crusoe Energy Systems

Series C in 2022
Crusoe Energy Systems Inc. is a technology company based in Denver, Colorado, focused on 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 enables upstream operators without pipeline access to convert wasted natural gas into electricity for energy-intensive computing applications. This service provides a cost-effective and straightforward method for oil and gas producers to reduce routine flaring of natural gas, helping them maintain regulatory compliance and support sustainable practices. As the industry faces increasing constraints and regulations regarding natural gas flaring, Crusoe Energy Systems aims to create solutions that benefit both energy producers and local communities.

Antora Energy

Series A in 2022
Antora Energy specializes in providing zero-carbon industrial heat and power solutions for heavy industries, aiming to replace fossil fuels with cleaner alternatives. The company has developed innovative thermal batteries that utilize excess electricity generated from solar and wind sources. These batteries store thermal energy by heating blocks of carbon, which can then be used to produce reliable power and heat. By integrating renewable resources into the electricity grid, Antora enables industries to achieve sustainable and dependable energy solutions while significantly reducing carbon emissions.

Helio Home

Seed Round in 2021
Helio makes it simple for customers to transition off fossil fuels and fully electrify their homes. We are building the first online platform that designs the easiest and most cost-effective path to whole-home electrification

Nitricity

Seed Round in 2021
Nitricity is an energy company focused on the production of renewable nitrogen fertilizers with zero carbon emissions. It specializes in creating electrified, climate-smart fertilizers, specifically nitric acid and ammonia, which can be utilized independently or together to produce ammonium nitrate fertilizer. This innovative approach aims to bring high-quality fertilizer products closer to farmers, allowing them to minimize wasteful runoff and optimize fertilizer application timing based on field readiness. By enhancing nitrogen delivery capabilities, Nitricity supports sustainable agricultural practices and contributes to environmentally responsible farming worldwide.

Holy Grail

Seed Round in 2021
Holy Grail is engaged in the development of advanced air carbon capture technology, focusing on capturing carbon dioxide from the atmosphere and permanently storing it above ground. The company's innovative device utilizes electrons to extract CO2 from large centralized emitters, contributing to efforts in mitigating climate change. In addition to carbon capture, Holy Grail is involved in research and engineering related to various products, including batteries and catalysts. This work enables industrial clients to optimize energy efficiency and economic performance by cross-validating predictions and simulations with experimental data. Through its initiatives, Holy Grail aims to play a significant role in reducing atmospheric carbon levels and promoting sustainable practices.

Crusoe Energy Systems

Series B in 2021
Crusoe Energy Systems Inc. is a technology company based in Denver, Colorado, focused on 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 enables upstream operators without pipeline access to convert wasted natural gas into electricity for energy-intensive computing applications. This service provides a cost-effective and straightforward method for oil and gas producers to reduce routine flaring of natural gas, helping them maintain regulatory compliance and support sustainable practices. As the industry faces increasing constraints and regulations regarding natural gas flaring, Crusoe Energy Systems aims to create solutions that benefit both energy producers and local communities.

Remora

Seed Round in 2021
Remora is a company that develops an emission-controlling device for semi-trucks, designed to capture at least 80% of carbon emissions directly from the tailpipe. The device is mounted between the cab and trailer, utilizing a solid sorbent that selectively binds with carbon dioxide molecules in the exhaust stream. This technology regenerates using exhaust heat, ensuring efficient operation without clogging. By capturing carbon emissions, Remora enables companies to meet their climate commitments and earn credits for the carbon dioxide collected. The captured CO2 is sold to end-users for long-term storage, and the revenue generated is shared with customers, allowing the device to pay for itself within a few years.

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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