Electra is a company dedicated to revolutionizing iron and steel production by significantly reducing carbon dioxide emissions. It specializes in alternative steelmaking technology that employs innovative electrochemical and hydrometallurgical processes. By electrifying and decarbonizing the steelmaking process, Electra enables the production of low-carbon clean iron from various ores and renewable energy sources. This approach not only minimizes the environmental impact associated with traditional steel production but also helps companies lower energy intensity and costs, promoting sustainability within the industry.
Crux is the capital markets technology company changing the way clean energy and manufacturing projects are financed in the U.S. Crux’s platform, market intelligence, and expert team help developers and manufacturers raise capital through all stages of project development and operation. The company’s first offering is the leading platform for tax credit transfers. Since its launch in 2023, Crux has raised more than $27 million in funding from venture capital and strategic investors. Crux’s world-class team brings together expertise from energy, tax, finance, government, and technology to power an abundant, resilient, and secure energy future. For more information, visit https://www.cruxclimate.com/.
Renaissance Fusion
Series A in 2025
Renaissance Fusion is a company focused on the development of high-temperature superconductors aimed at making fusion electricity affordable and enhancing medical imaging techniques, particularly MRI. By providing advanced superconductors for plasma devices, the company seeks to simplify the stellarator technology, thereby facilitating the integration of fusion energy into the power grid. This innovation not only aims to lower the costs associated with fusion electricity but also promotes the use of MRI as a standard method of medical examination, contributing to improved healthcare accessibility.
Epoch Biodesign
Series A in 2025
Epoch Biodesign is focused on creating natural solutions to address climate challenges through innovative biotechnological advancements. The company specializes in the development of plastic-eating enzymes that facilitate biorecycling, a tunable enzymatic process that converts plastic waste into everyday chemicals. By leveraging insights from nature alongside expertise in computational and biological sciences, Epoch Biodesign enables efficient recycling of unrecyclable plastic waste into low-carbon chemicals. Their approach emphasizes intelligent navigation of sequence space to discover and develop products utilizing complex proteins, thereby advancing sustainable practices in waste management.
Gridware is focused on enhancing and safeguarding the electrical grid, a critical infrastructure that, when compromised, can lead to severe consequences such as wildfires, property damage, and loss of life. The company has developed an advanced monitoring system that employs high-precision sensor arrays, including microphones and other sensing technologies, to continuously analyze the electrical and mechanical behavior of grid assets. This system incorporates an artificial intelligence processing unit that detects anomalies in the environment around power poles, enabling utilities to proactively address potential faults. By facilitating timely repairs and rapid responses to climatic anomalies, Gridware's technology improves safety, reliability, and reduces outage durations for utility companies. Headquartered in the Bay Area of Northern California, Gridware is privately held and supported by notable climate-tech and Silicon Valley investors, positioning itself to meet the growing demand for power while contributing to the future resilience of the electrical grid.
Flair
Venture Round in 2024
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.
SolarSquare
Series B in 2024
SolarSquare Energy is a residential solar company specializing in the design, installation, and maintenance of rooftop solar panels for homes and small commercial establishments. The company aims to promote the widespread adoption of solar energy by converting sunlight into usable electricity, thereby helping clients achieve their sustainability goals. Trusted by over 4,000 homeowners and various Fortune 500 companies, SolarSquare focuses on delivering substantial savings on energy costs, with customers typically saving a minimum of Rs. 2,000 on their monthly electricity bills.
Heirloom is a company specializing in direct air capture technology aimed at enhancing the natural process of CO2 absorption from the atmosphere. Its innovative system accelerates limestone's ability to capture carbon dioxide, which is then stored permanently underground. The process operates using renewable energy, making it an environmentally friendly solution for carbon removal. Heirloom's technology is designed to capture and remove atmospheric CO2 at a gigaton scale, significantly reducing second-order impacts and minimizing extraction efforts. This approach allows clients to restore the atmosphere through natural processes, contributing to global efforts against climate change.
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.
Ulysses Ecosystem Engineering
Pre Seed Round in 2024
Ulysses Ecosystem Engineering is focused on rewilding ocean environments and addressing climate change through innovative seagrass restoration services. The company employs specially designed autonomous robots to enhance the efficiency and scale of seagrass restoration, thereby fostering biodiversity and facilitating significant carbon drawdown from the atmosphere. By offering these advanced solutions, Ulysses aims to support governments, project developers, and non-profits in restoring seagrass ecosystems more effectively, economically, and rapidly than conventional diver-led methods. This approach not only contributes to the recovery of critical marine habitats but also plays a vital role in global efforts to combat climate change.
Pacific Fusion
Series A in 2024
Pacific Fusion, a privately-held company with 11-50 employees, specializes in developing renewable energy power generation, focusing on affordable fusion power. It aims to create sustainable energy solutions, combining innovation with practical design to meet the growing demand for clean energy sources. The company's core product is a magnetic fusion system designed to optimize for various target designs, enabling businesses to generate low-cost power and heat using deuterium-tritium fuel.
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 is a developer of innovative wind energy solutions that utilizes lightweight airframes to harness wind power efficiently. By employing a unique design that propels wings along a slender oval track, the company generates energy comparable to traditional turbines but at significantly reduced costs. Its flexible configuration allows for adaptation to various landscapes and applications, enabling clients to capture wind energy in a more cost-effective and expedited manner. Through this technology, Airloom Energy aims to provide low-cost utility-scale wind energy, making it a promising alternative source of renewable energy.
Vaulted Deep
Series A in 2024
Vaulted Deep is a company focused on permanent carbon removal and environmental sustainability. Originating as a spin-off of Advantek Waste Management Services, it specializes in the geologic sequestration of organic waste to effectively remove carbon dioxide from the atmosphere. Utilizing patented geologic slurry injection technology, Vaulted Deep offers innovative solutions for the permanent storage of carbon, catering to clients seeking cost-effective methods for large-scale carbon removal. The company's commitment to promoting local environmental and community health positions it as a key player in the fight against climate change.
Zap Energy
Series D in 2024
Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.
Carbyon is a Netherlands-based company specializing in direct air capture (DAC) technologies aimed at reducing carbon dioxide (CO2) levels in the atmosphere. The company has developed innovative 'fast-swing' technology that effectively filters CO2 from ambient air and delivers it in a purified form for various applications, including the production of kerosene for aircraft. This approach allows for the repurposing of existing fossil fuel infrastructure to accommodate renewable hydrocarbons, thus facilitating a transition toward more sustainable energy sources. By enabling the use of alternative energy carriers such as batteries and hydrogen, Carbyon contributes to significant advancements in transportation systems, energy grids, and gas 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 COâ‚‚ 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.
Developer of an electrolysis equipment designed to refine minerals and desalinate water. The company's technology manufactures low-cost electrolysis equipment which is used to electrify and decarbonize the production of commodity chemicals needed to transition to a carbon-free industry, enabling companies to manufacture electrified chemicals for a carbon-free future.
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.
Cloover
Seed Round in 2024
Cloover is a company that provides embedded financial services and software solutions tailored for the renewable energy sector. It partners with professionals in the industry to facilitate affordable sustainable home upgrades through flexible payment options. Cloover's technology platform enables its partners to leverage data and finance, enhancing the overall customer experience and value chain. By offering a plug-and-play system, Cloover allows sustainable home improvement companies to integrate financing services seamlessly, resulting in increased revenue and simplified sales processes. The company's mission is to create a smooth point-of-sale experience for professionals and individuals committed to adopting a more sustainable lifestyle.
SolarSquare
Venture Round in 2024
SolarSquare Energy is a residential solar company specializing in the design, installation, and maintenance of rooftop solar panels for homes and small commercial establishments. The company aims to promote the widespread adoption of solar energy by converting sunlight into usable electricity, thereby helping clients achieve their sustainability goals. Trusted by over 4,000 homeowners and various Fortune 500 companies, SolarSquare focuses on delivering substantial savings on energy costs, with customers typically saving a minimum of Rs. 2,000 on their monthly electricity bills.
Zanskar is a geothermal exploration and technology company focused on accelerating the discovery and development of geothermal energy resources. The company utilizes a predictive platform informed by extensive data, which includes subsurface characterization technology and advanced sensing techniques. By integrating artificial intelligence and big data, Zanskar enhances the exploration process and helps clients identify previously unknown geothermal resources, ultimately reducing the risks associated with such endeavors. Through its innovative approach, Zanskar aims to contribute to the advancement of geothermal energy as a sustainable resource.
BurnBot is a provider of innovative fuel treatment services aimed at preventing destructive wildfires. The company specializes in systematic wildfire mitigation and vegetation management by utilizing advanced forestry and fire technology. BurnBot offers solutions that include safe smoke containment and a modular system for controlled burns, which can be strategically deployed near homes and valuable assets. By employing high-temperature ignition methods, BurnBot helps create effective firebreaks and defensible spaces, thereby protecting communities, infrastructure, and natural resources from the threat of wildfires.
Antora Energy
Series B in 2024
Antora Energy specializes in providing zero-carbon industrial heat and power solutions for heavy industries, offering a more reliable alternative to fossil fuels. The company develops innovative thermal batteries that utilize excess solar and wind electricity to heat blocks of carbon, creating a sustainable energy source. These thermal energy storage systems effectively convert heat energy into electric energy, facilitating the electrification of heavy industry. By enabling the integration of renewable resources into the electricity grid, Antora Energy aims to deliver convenient, sustainable, and reliable electricity while significantly reducing carbon emissions on a global scale.
Clairity Technology
Seed Round in 2024
Clairity Technology is a climate startup focused on developing low-cost, scalable technology aimed at harvesting carbon dioxide from the atmosphere. The company has designed an air capture system that effectively reduces carbon dioxide levels, contributing to a more sustainable environment. By addressing the growing challenge of atmospheric CO2, Clairity Technology offers innovative solutions that support both individual and collective efforts in combating climate change.
Thea Energy
Series A in 2024
Thea Energy is focused on developing an economical and scalable fusion energy system that aims to provide a limitless source of zero-emission power. Founded in 2022 as a spin-out from the Princeton Plasma Physics Laboratory and Princeton University, Thea Energy is reinventing the stellarator, a mature form of magnetic fusion technology. The company is leveraging recent advancements in computation and controls to design its first integrated fusion system, known as Eos, which is based on a planar coil stellarator architecture. This innovative approach utilizes mass-manufacturable magnets and dynamic software controls, allowing for continuous fusion reactions. By doing so, Thea Energy seeks to help utility companies reduce their reliance on intermittent renewable energy sources and contribute to a sustainable future through abundant, clean energy.
River is an electric vehicle manufacturer focused on enhancing livelihoods through its products. The company specializes in producing high-quality mobility motor vehicles, specifically utility electric mopeds. These vehicles are designed to be economical and versatile, catering to a variety of needs including work, recreation, and everyday tasks. By offering affordable options, River aims to provide customers with reliable transportation solutions that facilitate both productivity and leisure.
Crux is the capital markets technology company changing the way clean energy and manufacturing projects are financed in the U.S. Crux’s platform, market intelligence, and expert team help developers and manufacturers raise capital through all stages of project development and operation. The company’s first offering is the leading platform for tax credit transfers. Since its launch in 2023, Crux has raised more than $27 million in funding from venture capital and strategic investors. Crux’s world-class team brings together expertise from energy, tax, finance, government, and technology to power an abundant, resilient, and secure energy future. For more information, visit https://www.cruxclimate.com/.
Pachama is a company that utilizes artificial intelligence and satellite technology to facilitate investment in nature, specifically in forest conservation and reforestation. It offers a remote sensing platform that employs machine learning, satellite imaging, drones, and lidar technologies to accurately verify and monitor carbon capture by forests. This innovative approach provides continuous insights into forest health, carbon sequestration, wildlife protection, and community benefits. By leveraging these insights, Pachama enables companies to identify high-impact environmental projects and track their effectiveness over time. Additionally, it supports land stewards in developing carbon projects and accessing funding, thereby promoting sustainable practices that help offset carbon emissions and contribute to climate change mitigation.
Airloom Energy
Seed Round in 2023
Airloom Energy is a developer of innovative wind energy solutions that utilizes lightweight airframes to harness wind power efficiently. By employing a unique design that propels wings along a slender oval track, the company generates energy comparable to traditional turbines but at significantly reduced costs. Its flexible configuration allows for adaptation to various landscapes and applications, enabling clients to capture wind energy in a more cost-effective and expedited manner. Through this technology, Airloom Energy aims to provide low-cost utility-scale wind energy, making it a promising alternative source of renewable energy.
Arc Boats
Series B in 2023
Arc Boats is an electric boat manufacturer offering a seamlessly connected boating experience. The boats use aerospace-inspired engineering and are designed with custom battery packs for stability, range, and speed.
Vaulted Deep
Seed Round in 2023
Vaulted Deep is a company focused on permanent carbon removal and environmental sustainability. Originating as a spin-off of Advantek Waste Management Services, it specializes in the geologic sequestration of organic waste to effectively remove carbon dioxide from the atmosphere. Utilizing patented geologic slurry injection technology, Vaulted Deep offers innovative solutions for the permanent storage of carbon, catering to clients seeking cost-effective methods for large-scale carbon removal. The company's commitment to promoting local environmental and community health positions it as a key player in the fight against climate change.
Yard Stick
Series A in 2023
Yard Stick is a company focused on advancing soil carbon measurement to support climate-friendly agricultural practices. By developing a handheld device that utilizes VisNIR spectrometry, Yard Stick enables real-time evaluation of carbon stocks and changes in soil. This innovative technology significantly reduces the cost of soil carbon measurement by over 90%, addressing previous challenges in the field. The company's solutions empower both scientists and farmers to adopt evidence-based regenerative practices that enhance soil health, boost farmer income, and contribute to the fight against climate change. By facilitating more efficient measurement of soil carbon, Yard Stick aims to expand the adoption of sustainable agricultural methods on a large scale.
Dioxycle is a company focused on developing innovative electrolyzer solutions aimed at addressing carbon dioxide emissions. It specializes in carbon dioxide conversion technology that captures and transforms carbon dioxide into valuable chemical products. By employing electricity-driven pathways, Dioxycle treats carbon dioxide as a resource, facilitating the generation of everyday products while reducing reliance on fossil feedstocks such as carbon monoxide, methane, and hydrocarbons. This approach not only enables clients to manage industrial carbon dioxide emissions effectively but also contributes to a more sustainable chemical production process.
Crux is the capital markets technology company changing the way clean energy and manufacturing projects are financed in the U.S. Crux’s platform, market intelligence, and expert team help developers and manufacturers raise capital through all stages of project development and operation. The company’s first offering is the leading platform for tax credit transfers. Since its launch in 2023, Crux has raised more than $27 million in funding from venture capital and strategic investors. Crux’s world-class team brings together expertise from energy, tax, finance, government, and technology to power an abundant, resilient, and secure energy future. For more information, visit https://www.cruxclimate.com/.
Gridware
Seed Round in 2023
Gridware is focused on enhancing and safeguarding the electrical grid, a critical infrastructure that, when compromised, can lead to severe consequences such as wildfires, property damage, and loss of life. The company has developed an advanced monitoring system that employs high-precision sensor arrays, including microphones and other sensing technologies, to continuously analyze the electrical and mechanical behavior of grid assets. This system incorporates an artificial intelligence processing unit that detects anomalies in the environment around power poles, enabling utilities to proactively address potential faults. By facilitating timely repairs and rapid responses to climatic anomalies, Gridware's technology improves safety, reliability, and reduces outage durations for utility companies. Headquartered in the Bay Area of Northern California, Gridware is privately held and supported by notable climate-tech and Silicon Valley investors, positioning itself to meet the growing demand for power while contributing to the future resilience of the electrical grid.
River is an electric vehicle manufacturer focused on enhancing livelihoods through its products. The company specializes in producing high-quality mobility motor vehicles, specifically utility electric mopeds. These vehicles are designed to be economical and versatile, catering to a variety of needs including work, recreation, and everyday tasks. By offering affordable options, River aims to provide customers with reliable transportation solutions that facilitate both productivity and leisure.
Charm Industrial
Series B in 2023
Charm Industrial is a pioneering company focused on carbon sequestration through an innovative process that converts agricultural residue into bio-oil. This bio-oil is then injected into deep geological formations for permanent storage, effectively removing carbon dioxide from the atmosphere. In addition to its carbon capture efforts, Charm Industrial's technology also enables the reliable and cost-competitive production of hydrogen from biomass. By reforming the bio-oil, the company produces green hydrogen, which serves as a clean fuel and industrial chemical. This dual approach not only facilitates negative emissions but also allows industrial clients to access carbon-neutral energy solutions in a sustainable manner.
UNDO
Venture Round in 2023
UNDO is a leading developer of carbon dioxide removal projects that focuses on enhanced rock weathering, a natural process that has historically absorbed large amounts of carbon dioxide from the atmosphere. By spreading crushed, reactive rock onto agricultural land, UNDO accelerates this weathering process, where plants and soil microbes facilitate the breakdown of the rock. This process releases nutrients and bicarbonates, which ultimately transform into solid carbonate minerals in the oceans, thereby permanently sequestering carbon dioxide. The rock, sourced as a by-product from the aggregate and mining industries, is provided to local farmers at no cost and utilized with existing agricultural infrastructure. UNDO operates in the UK and US, and its model not only aims for rapid and scalable carbon removals but also offers significant benefits to local communities, such as improved soil health, ocean deacidification, and increased agricultural profits.
Pledge is a company that enables businesses to easily implement climate solutions for their customers. Founded in 2021 by former employees of Revolut and the co-founder of Freetrade, Pledge provides a streamlined and automated infrastructure that integrates climate solutions into customer interactions. Their tools assist supply chain leaders and freight forwarders in measuring, reporting, and reducing logistics emissions, facilitating a more climate-conscious approach. By offering solutions for greenhouse gas measurement, offsetting, and reporting, Pledge supports businesses in their efforts to transition to net zero emissions effectively.
Avalanche Energy
Series A in 2023
Avalanche Energy is a startup focused on developing compact fusion reactors for diverse applications such as distributed energy, mobility, space propulsion, and power generation. Its innovative platform enables self-sustaining fusion chain reactions, offering high energy density with safety and minimal radioactive waste. The company's modular reactor design allows for stacking to meet varying power demands, contributing to a cleaner, decarbonized planet while facilitating rapid development through iterative testing cycles.
Woodoo
Venture Round in 2023
Woodoo is a company specializing in the transformation of wood at the molecular level to create sustainable, high-performance material alternatives to traditional resources such as steel, glass, leather, and plastics. By utilizing substandard and damaged wood, Woodoo not only helps preserve noble wood species and combat deforestation but also turns low-grade and diseased wood into valuable, innovative materials. The company's products boast enhanced technical characteristics, aesthetic appeal, and unique sensing capabilities, making them suitable for various industries, including automotive, luxury goods, and construction. Woodoo's offerings range from smart automotive surfaces and touch-sensitive wooden interfaces to luxurious, animal-free leather alternatives and ultra-strong structural solutions. Through its advanced technology, Woodoo supports industries in their efforts to achieve carbon neutrality, contributing to a sustainable future.
Novalith Technologies is a climate technology company focused on transforming lithium production through innovative extraction and refining processes. Its proprietary LiCAL technology utilizes carbon dioxide in the extraction of lithium chemicals, which significantly lowers the need for equipment, chemical reagents, water, and energy compared to traditional methods. This approach not only reduces capital and production costs but also minimizes the environmental impact by creating a smaller emissions footprint. By providing a carbon-sustainable solution, Novalith enables its clients to enhance sustainability outcomes and aims to revolutionize the global battery supply chain.
Crux
Funding Round in 2023
Crux is the capital markets technology company changing the way clean energy and manufacturing projects are financed in the U.S. Crux’s platform, market intelligence, and expert team help developers and manufacturers raise capital through all stages of project development and operation. The company’s first offering is the leading platform for tax credit transfers. Since its launch in 2023, Crux has raised more than $27 million in funding from venture capital and strategic investors. Crux’s world-class team brings together expertise from energy, tax, finance, government, and technology to power an abundant, resilient, and secure energy future. For more information, visit https://www.cruxclimate.com/.
Noya is a company focused on combating climate change through innovative carbon capture technology. By retrofitting existing industrial cooling towers, Noya integrates a non-toxic chemical blend that efficiently captures carbon dioxide without requiring physical alterations to the equipment. This approach allows industries to reduce their carbon footprints while simultaneously generating a valuable resource, as the captured CO2 is sold to companies that utilize it as a raw material. Noya's mission is to accelerate the global transition towards a carbon-negative future, positioning itself as a key player in the development of sustainable solutions for environmental challenges.
Macro Oceans
Seed Round in 2023
Macro Oceans is a company focused on developing technology that harnesses the restorative power of seaweed to promote a cleaner, bio-based economy. It has created a multi-product zero-waste system aimed at restoring ocean vitality. The company specializes in a gentle extraction process that preserves the unique bioactive compounds found in seaweed, allowing it to produce a range of all-natural, functional plant-based ingredients. These ingredients are utilized in the development of bioplastics for packaging and other applications, enabling businesses to meet customer demands for environmentally friendly products that are carbon-neutral and fully traceable. Through its innovative approach, Macro Oceans contributes to sustainability and environmental stewardship while advancing the use of renewable resources.
Arbor Energy
Seed Round in 2023
Arbor was founded by a team of engineers and climate scientists who have spent their careers developing some of the most advanced rocket engine technologies and power systems. The team brings together deep experience in turbomachinery, combustion, manufacturing, technical design engineering, bioenergy and energy projects, climate science, and community engagement. Arbor’s mission is to solve the greatest problem of our generation: climate change, by reversing humanity’s climate footprint and building a truly sustainable civilization. With over a century of combined experience at aerospace companies, including SpaceX and GE, we are now working on our magnum opus. The same technology we’ve developed to get humans off this planet will now help us save it.
Lun decarbonises homes faster by building the operating system for heat pump installers.
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 COâ‚‚ 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.
Renaissance Fusion
Seed Round in 2023
Renaissance Fusion is a company focused on the development of high-temperature superconductors aimed at making fusion electricity affordable and enhancing medical imaging techniques, particularly MRI. By providing advanced superconductors for plasma devices, the company seeks to simplify the stellarator technology, thereby facilitating the integration of fusion energy into the power grid. This innovation not only aims to lower the costs associated with fusion electricity but also promotes the use of MRI as a standard method of medical examination, contributing to improved healthcare accessibility.
Sublime Systems
Series A in 2023
Sublime Systems is a company focused on decarbonizing cement production through innovative technology that simultaneously generates green hydrogen and reduces carbon emissions. Their approach employs an electrochemical method powered by clean, renewable energy, effectively eliminating CO2 emissions while preserving the essential characteristics and chemistry of the cement. This technology allows builders and consumers to actively participate in the transition towards a sustainable and renewable future, aligning with global efforts to mitigate climate change.
Living Carbon
Series A in 2023
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.
Burnbot
Seed Round in 2022
BurnBot is a provider of innovative fuel treatment services aimed at preventing destructive wildfires. The company specializes in systematic wildfire mitigation and vegetation management by utilizing advanced forestry and fire technology. BurnBot offers solutions that include safe smoke containment and a modular system for controlled burns, which can be strategically deployed near homes and valuable assets. By employing high-temperature ignition methods, BurnBot helps create effective firebreaks and defensible spaces, thereby protecting communities, infrastructure, and natural resources from the threat of wildfires.
SolarSquare
Series A in 2022
SolarSquare Energy is a residential solar company specializing in the design, installation, and maintenance of rooftop solar panels for homes and small commercial establishments. The company aims to promote the widespread adoption of solar energy by converting sunlight into usable electricity, thereby helping clients achieve their sustainability goals. Trusted by over 4,000 homeowners and various Fortune 500 companies, SolarSquare focuses on delivering substantial savings on energy costs, with customers typically saving a minimum of Rs. 2,000 on their monthly electricity bills.
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.
Solugen, Inc. is a specialty chemicals company based in Houston, Texas, founded in 2016. It focuses on producing industrial chemicals through the application of biotechnology and green chemistry, specifically utilizing plant-derived substitutes to replace petroleum-based products. The company offers a range of products, including BioPeroxide, a carbon-negative hydrogen peroxide, and BioChelate, a biodegradable chelant. Other offerings include ScavSol, a multivalent metal sequestrant for energy applications, ScaleSol, an alternative to phosphonates for scale control, and CorrSol, which addresses corrosion and fouling. Solugen's innovative approach combines fermentation and petrochemical processing along with advancements in synthetic biology and enzymatic technology, enabling it to create environmentally friendly chemicals from bio-based feedstocks. Its solutions cater to diverse industries such as agriculture, cleaning, energy, and water, contributing to reduced costs and lower carbon emissions while promoting sustainability.
Electra
Venture Round in 2022
Electra is a company dedicated to revolutionizing iron and steel production by significantly reducing carbon dioxide emissions. It specializes in alternative steelmaking technology that employs innovative electrochemical and hydrometallurgical processes. By electrifying and decarbonizing the steelmaking process, Electra enables the production of low-carbon clean iron from various ores and renewable energy sources. This approach not only minimizes the environmental impact associated with traditional steel production but also helps companies lower energy intensity and costs, promoting sustainability within the industry.
Fuse Energy
Venture Round in 2022
Fuse Energy, LLC is an energy company engaged in the exploration and production of oil and gas, primarily focusing on acquiring and exploiting assets in various hydrocarbon basins in the United States. Founded in 2014 and based in Greenwood Village, Colorado, the company also operates as an energy supplier in the UK, offering competitive electricity tariffs. Additionally, Fuse Energy is committed to accelerating the global transition to renewable energy by providing innovative services such as virtual solar panels and advanced energy-saving solutions, thereby enabling consumers to access more affordable and sustainable energy options.
Zanskar is a geothermal exploration and technology company focused on accelerating the discovery and development of geothermal energy resources. The company utilizes a predictive platform informed by extensive data, which includes subsurface characterization technology and advanced sensing techniques. By integrating artificial intelligence and big data, Zanskar enhances the exploration process and helps clients identify previously unknown geothermal resources, ultimately reducing the risks associated with such endeavors. Through its innovative approach, Zanskar aims to contribute to the advancement of geothermal energy as a sustainable resource.
River is an electric vehicle manufacturer focused on enhancing livelihoods through its products. The company specializes in producing high-quality mobility motor vehicles, specifically utility electric mopeds. These vehicles are designed to be economical and versatile, catering to a variety of needs including work, recreation, and everyday tasks. By offering affordable options, River aims to provide customers with reliable transportation solutions that facilitate both productivity and leisure.
Lemon Energy
Series A in 2022
Lemon Energy is a Brazilian company based in SĂŁo Paulo, founded in 2019, that specializes in renewable energy solutions. It operates solar plants that generate photovoltaic energy, enabling customers to save on electric bills while promoting sustainable energy practices. Through a fully digital platform, Lemon Energy facilitates a seamless user experience, connecting consumers with various clean energy sources, including solar, wind, biogas, and small hydroelectric plants. By creating a renewable energy marketplace, the company simplifies the process of choosing green energy options, allowing businesses and individuals to utilize environmentally friendly energy sources effectively.
SolarSquare
Seed Round in 2022
SolarSquare Energy is a residential solar company specializing in the design, installation, and maintenance of rooftop solar panels for homes and small commercial establishments. The company aims to promote the widespread adoption of solar energy by converting sunlight into usable electricity, thereby helping clients achieve their sustainability goals. Trusted by over 4,000 homeowners and various Fortune 500 companies, SolarSquare focuses on delivering substantial savings on energy costs, with customers typically saving a minimum of Rs. 2,000 on their monthly electricity bills.
Nitricity
Venture Round in 2022
Nitricity is an energy company specializing in the production of renewable nitrogen fertilizers with zero carbon emissions. It manufactures nitric acid and ammonia, which can be used independently or combined to create ammonium nitrate fertilizer. This enables farmers worldwide to minimize wasteful runoff, apply fertilizers optimally, and maximize crop yield.
Zap Energy
Series C in 2022
Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.
Seabound
Seed Round in 2022
Seabound is a developer of innovative carbon capture systems aimed at reducing CO2 emissions from cargo ships. The company's technology integrates seamlessly with existing vessels, equipping them with an onboard device that captures emissions from exhaust and converts carbon dioxide into a solid form. This solidified carbon can be stored for future utilization or sequestration, significantly mitigating greenhouse gas emissions and pollution associated with maritime transport. Additionally, Seabound's carbon capture method enables the processing of carbon dioxide on land, producing limestone that can be sold directly or transformed into calcium oxide for secondary recycling. Through its advancements, Seabound contributes to the sustainability of shipping operations and supports efforts to combat climate change.
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.
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.
Avalanche Energy
Seed Round in 2022
Avalanche Energy is a startup focused on developing compact fusion reactors for diverse applications such as distributed energy, mobility, space propulsion, and power generation. Its innovative platform enables self-sustaining fusion chain reactions, offering high energy density with safety and minimal radioactive waste. The company's modular reactor design allows for stacking to meet varying power demands, contributing to a cleaner, decarbonized planet while facilitating rapid development through iterative testing cycles.
Heirloom is a company specializing in direct air capture technology aimed at enhancing the natural process of CO2 absorption from the atmosphere. Its innovative system accelerates limestone's ability to capture carbon dioxide, which is then stored permanently underground. The process operates using renewable energy, making it an environmentally friendly solution for carbon removal. Heirloom's technology is designed to capture and remove atmospheric CO2 at a gigaton scale, significantly reducing second-order impacts and minimizing extraction efforts. This approach allows clients to restore the atmosphere through natural processes, contributing to global efforts against climate change.
OzoneBio
Seed Round in 2022
OzoneBio is a cleantech company based in Calgary, Canada, founded in 2021. The company specializes in the production of bio-plastics derived from lignocellulosic waste, utilizing a unique dead cell fermentation technology known as "Zombie cells." This innovative approach allows OzoneBio to convert challenging and toxic feedstocks into high-value products while circumventing the significant costs and complexities associated with traditional live-cell fermentation methods. The company's offerings include wood-waste derived adipic acid and vanillin, which serve as sustainable alternatives in various industries. By focusing on waste reduction and the conversion of waste products into usable materials, OzoneBio contributes to environmental sustainability while providing valuable applications for its clients.
Linear Labs
Series A in 2022
Linear Labs, Inc. is a Texas-based manufacturer specializing in innovative electric motors for various applications, including electric vehicles, micro-mobility, robotics, wind turbines, and HVAC systems. Founded in 2012, the company has developed a new family of electric motor systems known as the Hunstable Electric Turbine, which features multiple rotors that adapt to changing conditions. This technology provides significant improvements in torque, range, and energy efficiency, enabling more effective power utilization. Linear Labs' motors are designed to reduce component and assembly costs while enhancing overall efficiency, addressing the growing global demand for electricity, as electric motors account for a substantial portion of electricity consumption. Their products cater to a wide range of applications, including autonomous robots, forklifts, e-bikes, and light electric motorcycles, positioning the company at the forefront of the evolving electric motor industry.
Living Carbon
Series A in 2022
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.
Antora Energy
Series A in 2022
Antora Energy specializes in providing zero-carbon industrial heat and power solutions for heavy industries, offering a more reliable alternative to fossil fuels. The company develops innovative thermal batteries that utilize excess solar and wind electricity to heat blocks of carbon, creating a sustainable energy source. These thermal energy storage systems effectively convert heat energy into electric energy, facilitating the electrification of heavy industry. By enabling the integration of renewable resources into the electricity grid, Antora Energy aims to deliver convenient, sustainable, and reliable electricity while significantly reducing carbon emissions on a global scale.
Running Tide
Series B in 2022
Running Tide is a global ocean health company that focuses on deploying nature-based interventions to remove carbon from the atmosphere and combat ocean acidification. The company utilizes adaptive aquaculture techniques to optimize marine environments while producing healthy, low-carbon protein. Running Tide employs advanced monitoring and measurement technology, leveraging photosynthesis, ocean currents, and gravity to store carbon in the deep ocean. By analyzing ocean data, the company aims to enhance the utilization of two-thirds of the Earth’s surface in the fight against climate change, ultimately improving the health of the world's oceans.
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.
Epoch Biodesign
Seed Round in 2022
Epoch Biodesign is focused on creating natural solutions to address climate challenges through innovative biotechnological advancements. The company specializes in the development of plastic-eating enzymes that facilitate biorecycling, a tunable enzymatic process that converts plastic waste into everyday chemicals. By leveraging insights from nature alongside expertise in computational and biological sciences, Epoch Biodesign enables efficient recycling of unrecyclable plastic waste into low-carbon chemicals. Their approach emphasizes intelligent navigation of sequence space to discover and develop products utilizing complex proteins, thereby advancing sustainable practices in waste management.
Helio Home
Seed Round in 2021
Helio is a company focused on facilitating the transition from fossil fuels to complete electrification of homes. It operates an innovative online platform that provides customers with a straightforward and cost-effective approach to achieve whole-home electrification. The platform integrates various systems including solar energy, heating and cooling, electrical systems, insulation, and ventilation, ensuring a holistic design for energy efficiency. By promoting the use of electric solutions, Helio aims to help customers reduce their carbon footprints and minimize reliance on fossil fuels, contributing to a more sustainable future.
Arc Boats
Series A in 2021
Arc Boats is an electric boat manufacturer offering a seamlessly connected boating experience. The boats use aerospace-inspired engineering and are designed with custom battery packs for stability, range, and speed.
Pledge is a company that enables businesses to easily implement climate solutions for their customers. Founded in 2021 by former employees of Revolut and the co-founder of Freetrade, Pledge provides a streamlined and automated infrastructure that integrates climate solutions into customer interactions. Their tools assist supply chain leaders and freight forwarders in measuring, reporting, and reducing logistics emissions, facilitating a more climate-conscious approach. By offering solutions for greenhouse gas measurement, offsetting, and reporting, Pledge supports businesses in their efforts to transition to net zero emissions effectively.
Yard Stick
Seed Round in 2021
Yard Stick is a company focused on advancing soil carbon measurement to support climate-friendly agricultural practices. By developing a handheld device that utilizes VisNIR spectrometry, Yard Stick enables real-time evaluation of carbon stocks and changes in soil. This innovative technology significantly reduces the cost of soil carbon measurement by over 90%, addressing previous challenges in the field. The company's solutions empower both scientists and farmers to adopt evidence-based regenerative practices that enhance soil health, boost farmer income, and contribute to the fight against climate change. By facilitating more efficient measurement of soil carbon, Yard Stick aims to expand the adoption of sustainable agricultural methods on a large scale.
Nitricity
Seed Round in 2021
Nitricity is an energy company specializing in the production of renewable nitrogen fertilizers with zero carbon emissions. It manufactures nitric acid and ammonia, which can be used independently or combined to create ammonium nitrate fertilizer. This enables farmers worldwide to minimize wasteful runoff, apply fertilizers optimally, and maximize crop yield.
Holy Grail
Seed Round in 2021
Holy Grail is a company focused on capturing carbon dioxide from the atmosphere and permanently storing it above ground. It has developed an air carbon capture device that utilizes electrons to extract CO2 from large, centralized emitters. The company is engaged in research, development, and engineering across various technologies, including batteries and catalysts. Additionally, Holy Grail creates material datasets that assist in validating predictions and simulations of experimental data. This enables industrial clients to enhance energy efficiency and economic performance, making significant contributions to carbon reduction efforts.
Heirloom
Pre Seed Round in 2021
Heirloom is a company specializing in direct air capture technology aimed at enhancing the natural process of CO2 absorption from the atmosphere. Its innovative system accelerates limestone's ability to capture carbon dioxide, which is then stored permanently underground. The process operates using renewable energy, making it an environmentally friendly solution for carbon removal. Heirloom's technology is designed to capture and remove atmospheric CO2 at a gigaton scale, significantly reducing second-order impacts and minimizing extraction efforts. This approach allows clients to restore the atmosphere through natural processes, contributing to global efforts against climate change.
Zap Energy
Series B in 2021
Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.
Pachama is a company that utilizes artificial intelligence and satellite technology to facilitate investment in nature, specifically in forest conservation and reforestation. It offers a remote sensing platform that employs machine learning, satellite imaging, drones, and lidar technologies to accurately verify and monitor carbon capture by forests. This innovative approach provides continuous insights into forest health, carbon sequestration, wildlife protection, and community benefits. By leveraging these insights, Pachama enables companies to identify high-impact environmental projects and track their effectiveness over time. Additionally, it supports land stewards in developing carbon projects and accessing funding, thereby promoting sustainable practices that help offset carbon emissions and contribute to climate change mitigation.
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.
Flair
Funding Round in 2021
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.
Remora is a company that has developed an innovative emission-controlling device aimed at reducing carbon emissions from semi-trucks. This device, which is installed between the cab and trailer, captures at least 80% of the carbon dioxide emitted directly from the tailpipe. Utilizing a solid sorbent that selectively binds with carbon dioxide molecules, the device regenerates using exhaust heat, ensuring efficient operation without clogging. By capturing and selling the collected CO2 to end-users for long-term storage, Remora enables companies to generate new revenue streams while fulfilling their climate commitments. The revenue from CO2 sales is shared with customers, allowing the device to pay for itself within a few years.
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.
Noya is a company focused on combating climate change through innovative carbon capture technology. By retrofitting existing industrial cooling towers, Noya integrates a non-toxic chemical blend that efficiently captures carbon dioxide without requiring physical alterations to the equipment. This approach allows industries to reduce their carbon footprints while simultaneously generating a valuable resource, as the captured CO2 is sold to companies that utilize it as a raw material. Noya's mission is to accelerate the global transition towards a carbon-negative future, positioning itself as a key player in the development of sustainable solutions for environmental challenges.
Yard Stick
Pre Seed Round in 2021
Yard Stick is a company focused on advancing soil carbon measurement to support climate-friendly agricultural practices. By developing a handheld device that utilizes VisNIR spectrometry, Yard Stick enables real-time evaluation of carbon stocks and changes in soil. This innovative technology significantly reduces the cost of soil carbon measurement by over 90%, addressing previous challenges in the field. The company's solutions empower both scientists and farmers to adopt evidence-based regenerative practices that enhance soil health, boost farmer income, and contribute to the fight against climate change. By facilitating more efficient measurement of soil carbon, Yard Stick aims to expand the adoption of sustainable agricultural methods on a large scale.
Arc Boats
Seed Round in 2021
Arc Boats is an electric boat manufacturer offering a seamlessly connected boating experience. The boats use aerospace-inspired engineering and are designed with custom battery packs for stability, range, and speed.
Linear Labs
Venture Round in 2020
Linear Labs, Inc. is a Texas-based manufacturer specializing in innovative electric motors for various applications, including electric vehicles, micro-mobility, robotics, wind turbines, and HVAC systems. Founded in 2012, the company has developed a new family of electric motor systems known as the Hunstable Electric Turbine, which features multiple rotors that adapt to changing conditions. This technology provides significant improvements in torque, range, and energy efficiency, enabling more effective power utilization. Linear Labs' motors are designed to reduce component and assembly costs while enhancing overall efficiency, addressing the growing global demand for electricity, as electric motors account for a substantial portion of electricity consumption. Their products cater to a wide range of applications, including autonomous robots, forklifts, e-bikes, and light electric motorcycles, positioning the company at the forefront of the evolving electric motor industry.
Zap Energy
Series A in 2020
Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.
Mombak is a carbon removal company dedicated to reforesting the Amazon through the establishment of native, biodiverse forests. The company employs a team of experts in science, technology, forestry, and carbon markets to implement projects that effectively capture carbon from the atmosphere. Mombak's initiatives are designed to ensure high additionality and durability while minimizing leakage, thereby enhancing biodiversity and supporting socioeconomic development in local communities. Its focus on high-integrity carbon removal aligns with the company's mission to create sustainable environmental solutions.
Rainmaker employs cutting-edge technology to generate rain, replenish water sources, and address drought challenges sustainably and effectively.