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 GreenTech

Gridware

Series A in 2025
Gridware specializes in advanced grid monitoring solutions aimed at enhancing the safety and reliability of electrical infrastructure. The company develops a sophisticated sensing system equipped with high-precision sensor arrays and artificial intelligence to continuously analyze the electrical and mechanical behavior of grid assets. This technology detects and predicts faults by monitoring the ambient environment around power poles, allowing utilities to identify potential issues before they escalate into serious problems. By facilitating timely repairs and enabling rapid responses to environmental anomalies, Gridware's solutions help mitigate risks such as wildfires and power outages. Headquartered in the Bay Area of California, Gridware is a privately held company supported by prominent climate-tech investors.

Formo

Series B in 2024
Formo is a pioneering cellular agriculture company based in Europe that specializes in creating animal-free dairy products. By utilizing precision fermentation, Formo develops real, nature-identical milk proteins, allowing for the production of clean dairy alternatives. The company aims to provide sustainable and healthy options for consumers, particularly those seeking vegan food products. Through innovative biotechnology, Formo transforms nutrients into dairy proteins, contributing to a more equitable and environmentally friendly approach to dairy consumption.

Carbyon

Series A in 2024
Carbyon is a Netherlands-based company specializing in direct air capture (DAC) technologies that filter carbon dioxide (CO2) from ambient air. Its innovative "fast-swing" technology purifies CO2, making it suitable for various applications, including the production of kerosene for aircraft. By enabling the fossil fuel industry to repurpose existing storage and transportation infrastructure for renewable hydrocarbons, Carbyon supports the transition from fossil hydrocarbons to alternative energy carriers, such as batteries and hydrogen. This approach not only aids in reducing greenhouse gas emissions but also facilitates significant transformations in energy systems and transportation networks.

Arca Climate Technologies

Seed Round in 2024
Arca is a leading carbon dioxide removal (CDR) company. Arca accelerates natural process of carbon mineralization, by reacting atmospheric carbon dioxide with ultramafic mine tailings rich in magnesium silicate minerals, such as serpentine and brucite. By leveraging partnerships with mining companies, Arca transforms mine waste into a carbon sink, permanently storing CO₂ as stable carbonate minerals. The company is at the forefront of scaling carbon dioxide removal (CDR) solutions by integrating geochemical expertise, real-time monitoring, and verification methodologies. Arca collaborates with major buyers of carbon removal credits, such as Shopify, Stripe, Watershed and MaRS, and has established formal methodologies for recognizing and quantifying mineralization in voluntary and compliance carbon markets.

BurnBot

Series A in 2024
BurnBot is a provider of fuel treatment services aimed at preventing destructive wildfires and enhancing vegetation management. The company utilizes advanced forestry and fire technology to offer systematic wildfire mitigation solutions. Its services include safe smoke containment and a modular system designed to create precise burn areas near homes and other valuable assets. By employing high-temperature ignition methods, BurnBot helps protect communities from the threats posed by wildfires while improving firebreaks and defensible spaces that safeguard infrastructure and natural resources.

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.

Clairity Technology

Seed Round in 2024
Clairity Technology is a climate startup that creates low-cost, scalable technology to harvest carbon dioxide from the atmosphere.

Heart Aerospace

Series B in 2024
Heart Aerospace AB, founded in 2018 and headquartered in Gothenburg, Sweden, with an additional location in Palo Alto, California, focuses on developing an electric regional airliner aimed at enhancing sustainable transportation for regional travel. The company's flagship aircraft, the ES-19, is designed to accommodate nineteen passengers and boasts an operational range of 400 kilometers. Heart Aerospace seeks to significantly reduce fuel and maintenance costs compared to traditional aircraft while achieving zero operational emissions. The innovative design allows for a low infrastructural footprint, facilitating the use of small airports located near city centers. Heart's objective is to secure certification for the ES-19 for commercial operations by 2026, aligning with its mission to provide affordable and environmentally friendly travel options across the globe.

Vaulted Deep

Seed Round in 2023
Vaulted Deep specializes in permanent carbon removal through innovative technology solutions that enhance both environmental and community health. As a spin-off of Advantek Waste Management Services, the company focuses on biomass carbon removal and the geologic sequestration of organic wastes. Utilizing patented geologic slurry injection technology, Vaulted Deep aims to provide clients with cost-effective, large-scale carbon dioxide removal options, addressing the urgent need for sustainable waste management and climate action.

Yard Stick

Series A in 2023
Yard Stick specializes in measuring soil carbon to support climate-friendly agricultural practices. By addressing significant measurement challenges, the company has developed an innovative handheld device that evaluates carbon stocks and changes in real-time using VisNIR spectrometry. This technology allows for accurate detection of organic carbon levels, significantly reducing the cost of soil carbon measurement by over 90%. As a result, Yard Stick aims to enhance the adoption of evidence-based regenerative practices, which can improve soil health, increase farmers' income, and contribute to combating climate change. Through its advancements, Yard Stick seeks to create opportunities for both scientists and farmers to effectively manage soil carbon, thus facilitating a more sustainable agricultural future.

Dioxycle

Series A in 2023
Dioxycle focuses on developing innovative technology for the conversion of carbon dioxide emissions into valuable chemical products. The company utilizes electricity-driven processes to transform carbon dioxide into a resource, enabling the production of everyday items while reducing reliance on fossil feedstocks like carbon monoxide, methane, and hydrocarbons. By offering solutions for industrial carbon dioxide emissions, Dioxycle aims to contribute to environmental sustainability and the transition towards cleaner energy sources.

Gridware

Seed Round in 2023
Gridware specializes in advanced grid monitoring solutions aimed at enhancing the safety and reliability of electrical infrastructure. The company develops a sophisticated sensing system equipped with high-precision sensor arrays and artificial intelligence to continuously analyze the electrical and mechanical behavior of grid assets. This technology detects and predicts faults by monitoring the ambient environment around power poles, allowing utilities to identify potential issues before they escalate into serious problems. By facilitating timely repairs and enabling rapid responses to environmental anomalies, Gridware's solutions help mitigate risks such as wildfires and power outages. Headquartered in the Bay Area of California, Gridware is a privately held company supported by prominent climate-tech investors.

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.

Pledge

Series A in 2023
Pledge empowers logistics and supply chain leaders to reach their sustainability goals through its accredited and integrated software. With a focus on accessibility and transparency, Pledge allows users to start measuring, reducing and removing their carbon emissions in minutes with its self-serve product, giving customers the confidence they need to take credible and impactful climate action in logistics supply chains. Pledge is accredited by the Smart Freight Centre (SFC) for its adherence to the Global Logistics Emissions Council (GLEC) framework and is ISO 14083 compliant. Pledge was founded in 2021 by early employees of Revolut and the co-founder of Freetrade.

Woodoo

Venture Round in 2023
Woodoo is a manufacturer of sustainable materials that transforms wood at the molecular level to create high-performance alternatives to steel, glass, leather, and plastics. The company focuses on utilizing substandard and damaged wood, offering a new purpose for these materials while promoting regenerative forestry practices. Woodoo's innovative processes enhance the technical characteristics and aesthetic qualities of wood, resulting in products that are sturdier, cleaner, and more cost-effective. Their offerings include automotive smart surfaces, touch-sensitive wooden interfaces, luxurious animal-free leather alternatives, and advanced structural solutions for construction. By providing carbon-efficient materials, Woodoo supports industries in meeting their decarbonization goals without compromising environmental integrity. The company has garnered recognition from prominent customers across various sectors, including automotive, luxury, and construction.

Novalith

Series A in 2023
Novalith Technologies is a climate technology company focused on developing innovative methods for lithium extraction and refining. Its proprietary LiCALTM lithium extraction technology utilizes carbon dioxide to streamline the production of lithium chemicals, significantly minimizing the need for equipment, chemical reagents, water, and energy compared to traditional methods. This approach not only lowers capital and production costs but also results in a considerably reduced emissions footprint. By directly using and sequestering CO2 in the production process, Novalith aims to provide a sustainable solution that enhances both the economic and environmental aspects of lithium production, contributing to improvements in the global battery supply chain.

Arca Climate Technologies

Pre Seed Round in 2023
Arca is a leading carbon dioxide removal (CDR) company. Arca accelerates natural process of carbon mineralization, by reacting atmospheric carbon dioxide with ultramafic mine tailings rich in magnesium silicate minerals, such as serpentine and brucite. By leveraging partnerships with mining companies, Arca transforms mine waste into a carbon sink, permanently storing CO₂ as stable carbonate minerals. The company is at the forefront of scaling carbon dioxide removal (CDR) solutions by integrating geochemical expertise, real-time monitoring, and verification methodologies. Arca collaborates with major buyers of carbon removal credits, such as Shopify, Stripe, Watershed and MaRS, and has established formal methodologies for recognizing and quantifying mineralization in voluntary and compliance carbon markets.

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.

Living Carbon

Series A in 2023
Living Carbon is a biotechnology company founded in 2019 and based in San Francisco, California. The company aims to combat climate change by developing genetically engineered trees that enhance carbon dioxide capture and storage. By leveraging advanced biotechnology, Living Carbon focuses on improving photosynthesis, inhibiting photorespiration, and increasing growth rates while reducing the time required for trees to mature. In addition to its carbon capture initiatives, the company produces durable wood suitable for building and manufacturing applications. Living Carbon operates as a public benefit corporation, committed to restoring balance to the planet's metabolic processes through innovative solutions that harness the natural capabilities of plants.

BurnBot

Seed Round in 2022
BurnBot is a provider of fuel treatment services aimed at preventing destructive wildfires and enhancing vegetation management. The company utilizes advanced forestry and fire technology to offer systematic wildfire mitigation solutions. Its services include safe smoke containment and a modular system designed to create precise burn areas near homes and other valuable assets. By employing high-temperature ignition methods, BurnBot helps protect communities from the threats posed by wildfires while improving firebreaks and defensible spaces that safeguard infrastructure and natural resources.

Urban Machine

Seed Round in 2022
Urban Machine is a construction company focused on the reclamation and repurposing of wood waste from demolition and new construction sites. By utilizing advanced robotics and artificial intelligence, the company efficiently removes nails, screws, and staples from reclaimed wood, transforming it into high-quality, locally sourced premium lumber products. Urban Machine aims to promote sustainability within the construction industry by providing a viable alternative to virgin lumber, thereby reducing waste and minimizing environmental impact. Through its innovative approach, the company supports a more sustainable future by contributing to the circular economy in the building sector.

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.

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.

Heirloom

Series A in 2022
Heirloom specializes in direct air capture technology aimed at enhancing the natural absorption of carbon dioxide from the atmosphere. The company's innovative system accelerates the ability of limestone to capture CO2, allowing for its permanent storage underground. By operating on renewable energy, Heirloom's technology promotes carbon capture and utilization at a large scale, with the goal of removing significant amounts of atmospheric CO2. This approach not only minimizes secondary impacts but also supports clients in restoring the atmosphere through natural processes.

Living Carbon

Series A in 2022
Living Carbon is a biotechnology company founded in 2019 and based in San Francisco, California. The company aims to combat climate change by developing genetically engineered trees that enhance carbon dioxide capture and storage. By leveraging advanced biotechnology, Living Carbon focuses on improving photosynthesis, inhibiting photorespiration, and increasing growth rates while reducing the time required for trees to mature. In addition to its carbon capture initiatives, the company produces durable wood suitable for building and manufacturing applications. Living Carbon operates as a public benefit corporation, committed to restoring balance to the planet's metabolic processes through innovative solutions that harness the natural capabilities of plants.

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.

Running Tide

Series B in 2022
Running Tide crafts adaptive aquaculture techniques to optimize nature while amplifying flavor and health. It applies the minds of scientists to produce exceptionally healthy low-carbon protein. Running Tide analyzes ocean data to determine how to better utilize two-thirds of the Earth’s surface in the climate fight.

Verdox

Venture Round in 2022
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.

Pledge

Seed Round in 2021
Pledge empowers logistics and supply chain leaders to reach their sustainability goals through its accredited and integrated software. With a focus on accessibility and transparency, Pledge allows users to start measuring, reducing and removing their carbon emissions in minutes with its self-serve product, giving customers the confidence they need to take credible and impactful climate action in logistics supply chains. Pledge is accredited by the Smart Freight Centre (SFC) for its adherence to the Global Logistics Emissions Council (GLEC) framework and is ISO 14083 compliant. Pledge was founded in 2021 by early employees of Revolut and the co-founder of Freetrade.

Genomines

Seed Round in 2021
Genomines focuses on sustainable mining by utilizing genetically enhanced hyperaccumulator plants to extract critical metals from soil. By leveraging synthetic biology, the company enhances the natural capacity of these plants to absorb metals, which not only allows for the recovery of valuable resources but also contributes to soil depollution and increases agricultural land availability. This approach addresses the growing demand for metals essential for clean energy technologies while mitigating the environmental and social challenges associated with traditional mining practices. Genomines aims to create a more responsible and sustainable pathway for metal extraction, aligning with global efforts to transition to greener energy solutions.

Normative.io

Series A in 2021
Normative.io is a software company that specializes in assessing the social and environmental impact of companies by analyzing their purchases. Utilizing artificial intelligence and the world's largest sustainability research database, Normative's platform provides an emission accounting engine that helps organizations calculate their total carbon dioxide emissions. The software also offers visual analytics and generates comprehensive sustainability reports, processing both internal and external data to automate carbon reporting. By making the social and environmental costs of purchases transparent, Normative aims to facilitate progress toward achieving the Sustainable Development Goals and assist businesses in reducing their environmental footprint.

Yard Stick

Seed Round in 2021
Yard Stick specializes in measuring soil carbon to support climate-friendly agricultural practices. By addressing significant measurement challenges, the company has developed an innovative handheld device that evaluates carbon stocks and changes in real-time using VisNIR spectrometry. This technology allows for accurate detection of organic carbon levels, significantly reducing the cost of soil carbon measurement by over 90%. As a result, Yard Stick aims to enhance the adoption of evidence-based regenerative practices, which can improve soil health, increase farmers' income, and contribute to combating climate change. Through its advancements, Yard Stick seeks to create opportunities for both scientists and farmers to effectively manage soil carbon, thus facilitating a more sustainable agricultural future.

Formo

Series A in 2021
Formo is a pioneering cellular agriculture company based in Europe that specializes in creating animal-free dairy products. By utilizing precision fermentation, Formo develops real, nature-identical milk proteins, allowing for the production of clean dairy alternatives. The company aims to provide sustainable and healthy options for consumers, particularly those seeking vegan food products. Through innovative biotechnology, Formo transforms nutrients into dairy proteins, contributing to a more equitable and environmentally friendly approach to dairy consumption.

Heart Aerospace

Series A in 2021
Heart Aerospace AB, founded in 2018 and headquartered in Gothenburg, Sweden, with an additional location in Palo Alto, California, focuses on developing an electric regional airliner aimed at enhancing sustainable transportation for regional travel. The company's flagship aircraft, the ES-19, is designed to accommodate nineteen passengers and boasts an operational range of 400 kilometers. Heart Aerospace seeks to significantly reduce fuel and maintenance costs compared to traditional aircraft while achieving zero operational emissions. The innovative design allows for a low infrastructural footprint, facilitating the use of small airports located near city centers. Heart's objective is to secure certification for the ES-19 for commercial operations by 2026, aligning with its mission to provide affordable and environmentally friendly travel options across the globe.

Heirloom

Pre Seed Round in 2021
Heirloom specializes in direct air capture technology aimed at enhancing the natural absorption of carbon dioxide from the atmosphere. The company's innovative system accelerates the ability of limestone to capture CO2, allowing for its permanent storage underground. By operating on renewable energy, Heirloom's technology promotes carbon capture and utilization at a large scale, with the goal of removing significant amounts of atmospheric CO2. This approach not only minimizes secondary impacts but also supports clients in restoring the atmosphere through natural processes.

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.

Yard Stick

Pre Seed Round in 2021
Yard Stick specializes in measuring soil carbon to support climate-friendly agricultural practices. By addressing significant measurement challenges, the company has developed an innovative handheld device that evaluates carbon stocks and changes in real-time using VisNIR spectrometry. This technology allows for accurate detection of organic carbon levels, significantly reducing the cost of soil carbon measurement by over 90%. As a result, Yard Stick aims to enhance the adoption of evidence-based regenerative practices, which can improve soil health, increase farmers' income, and contribute to combating climate change. Through its advancements, Yard Stick seeks to create opportunities for both scientists and farmers to effectively manage soil carbon, thus facilitating a more sustainable agricultural future.

Dendra Systems

Series A in 2020
Dendra Systems is an environmental technology company focused on restoring natural ecosystems worldwide. The company's mission is to create tools that facilitate scalable ecosystem restoration, addressing issues caused by the degradation of land resulting from years of imbalance between ecosystem destruction and restoration efforts. Dendra offers an integrated approach that combines data analytics and automation services, enabling enterprises to meet their ecosystem restoration and reporting requirements effectively. Through its innovative technology, Dendra aims to empower humanity in the effort to restore and maintain the balance of the natural world.
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