SOSV

SOSV is a global venture capital firm that supports early-stage startups through active, founder-first development programs. Its flagship initiatives HAX and IndieBio provide facilities, engineering resources, services, and laboratory equipment to accelerate product development and prepare companies for subsequent funding rounds. SOSV focuses on deep technology across health, environmental, and cross-border software sectors, aiming to solve human and planetary health challenges. In addition to providing capital, the firm emphasizes intensive programmatic support to help portfolio companies move quickly from seed toward growth, including customer acquisition and scale. The firm operates globally with a bias toward startups targeting rapid international expansion, especially in Asia, and tends to back a small cohort of high-potential companies to accelerate their progress and attract leading investors.

Michael Aberman

Partner

Lindsay Atkenson

Analyst

William Bao Bean

General Partner

Hugh Bowen

Associate

Shawn Broderick

Venture Partner

Past deals in CleanTech

Fermeate

Seed Round in 2025
Fermeate is a stealth-mode biotechnology company that specializes in photomolecular fermentation technology. This innovative approach aims to enhance sustainability and efficiency within the biomanufacturing industry.

Kfobix

Seed Round in 2025
Kfobix is a technology company specializing in the development and application of advanced nanocomposite coatings for enhancing the durability and efficiency of energy infrastructure. The company's flagship product is a patented superhydrophobic coating, designed to prevent ice formation and water accumulation on surfaces such as wind turbine blades and power lines. This coating, applied via a simple spray method, offers high transparency, long-lasting durability, and ease of application, thereby reducing maintenance costs and operational disruptions in the energy sector. Additionally, Kfobix is pioneering anti-dirt coatings for solar panels, aiming to maximize their efficiency and output. The company's mission is to facilitate a seamless transition to renewable energy sources by addressing some of the most pressing challenges in the sector, ultimately promoting a cleaner, more reliable, and sustainable energy future.

NOC Energy

Seed Round in 2025
NOC Energy specializes in decarbonizing industrial heating processes. It offers a plug-and-play service, replacing fossil fuel burners with high-temperature gas generators, enabling clients to optimize resource use based on access, availability, and price, all while eliminating carbon emissions.

Mitico

Seed Round in 2025
Mitico specializes in advanced carbon capture technology. Utilizing its patented granulated metal carbonate sorption process, developed at Caltech, Mitico removes over 95% of CO2 emissions from post-combustion sources such as gas-fired power plants and waste-to-energy facilities. This enables cost-effective carbon capture, utilization, and storage (CCUS) services.

XFuel

Series A in 2025
XFuel is a company focused on producing sustainable and net-zero advanced fuels for the road, marine, and aviation sectors. Founded in 2010 and headquartered in Dublin, Ireland, with additional operations in Palma de Mallorca, Spain, XFuel has developed innovative technology for the efficient conversion of biomass waste into low-carbon fuels. This process results in a clean, drop-in fuel that can be utilized by distributors and consumers globally, offering a cost-effective alternative to traditional fossil fuels. XFuel's production methods lead to up to 85% fewer greenhouse gas emissions compared to conventional fuel production, with a clear pathway towards achieving carbon-neutral and carbon-negative fuel solutions.

Still Bright

Seed Round in 2025
Still Bright is a copper extraction technology company that has developed transformative reaction chemistry for rapid, clean, and complete copper recovery. It utilizes a rapid electrochemical reduction process for hydrometallurgical copper extraction, supporting domestic, low-impact refining and reducing reliance on overseas smelting. The technology emphasizes non-toxic, low-emission methods and safer processes to streamline permitting, while accelerated reaction kinetics aim to lower capital expenditures and shorten project timelines.

Tensorfield Agriculture

Convertible Note in 2025
Tensorfield Agriculture is a company based in San Jose, California, specializing in the development and manufacture of advanced agricultural machinery tailored for specialty row crops. Founded in 2018, the company focuses on innovative solutions that promote sustainable farming practices in a post-herbicide environment. Tensorfield Agriculture's machinery includes robots equipped with computer vision technology that perform selective, non-invasive weeding through thermal micro-dosing techniques. This approach helps farmers combat herbicide resistance while ensuring the continued supply of safe and sustainable fresh food. The company's commitment to enhancing agricultural efficiency positions it at the forefront of modern farming solutions.

Farm Minerals

Seed Round in 2024
Farm Minerals is a pioneering agricultural company that produces innovative, emissions-free NPK fertilizers at market prices, without compromising on quality or cost. Utilizing proprietary carbon capsule technology, the company enhances nutrient bioavailability, boosting efficiency up to 100 times compared to traditional inputs. By avoiding the Haber-Bosch process, Farm Minerals eliminates CO₂ emissions, reduces nutrient runoff, and minimizes waste. Its product line combines essential macro and microelements, promoting crop performance and animal health, and contributing to sustainable, high-yield agriculture.

Giraffe Bio

Seed Round in 2024
Giraffe Bio specializes in developing biomolecular technology to enhance the efficiency and sustainability of critical mineral extraction. Their platform tailors biomolecules to the specific geology of each mine, boosting metal recovery, reducing water usage, and minimizing environmental impact. This is achieved by integrating biology, artificial intelligence, and hardware to optimize extraction processes, enabling clients to improve recovery rates and reduce extraction times.

Benerg

Seed Round in 2024
Benerg is an Internet of Things (IoT) technology company that specializes in developing scalable biogas systems designed to efficiently convert food and bio waste into energy. The company focuses on building biogas machines that operate independently of the grid, and it also produces organic fertilizers as a byproduct. By providing innovative solutions for energy resource management, Benerg enables businesses to reduce waste and contribute to environmental sustainability.

XEra Energy

Seed Round in 2024
Xera Energy is a chemical manufacturing company specializing in the production of materials for lithium-ion batteries. The company's core focus is the development of advanced cathode and cathode intermediate materials, utilizing innovative hydro-separation and purification processes. By reclaiming critical minerals from spent batteries and ore concentrates, Xera Energy aims to support the electric vehicle and energy storage industries, offering cost-effective, high-quality solutions that promote sustainability.

AlkaLi Labs

Convertible Note in 2024
Founded in 2023, AlkaLi Labs is a biotechnology company based in San Francisco. It specializes in recovering critical minerals like lithium and cobalt from industrial waste streams using bioengineering solutions.

YPLASMA

Seed Round in 2024
YPlasma, an INTA spin-off, develops plasma actuators for ionic flow control, enabling advancements in Energy and Electronics.

Brightwater Tools

Seed Round in 2024
Brightwater Tools, headquartered in Vermont, is a woman-led startup specializing in sustainable sanitation solutions. The company has developed a unique, building-scale wastewater nutrient recovery system that transforms high-strength wastewater into natural, nutrient-rich fertilizer. This process not only reduces harmful algal blooms by minimizing nutrient discharge into waterways but also promotes a circular economy by recycling valuable resources. Brightwater Tools' system comprises three proprietary pieces of equipment, each facilitating key wastewater processes and available for individual or combined sale. The company aims to become a significant equipment provider in this industry, with a strong customer base expected as it completes prototype and beta testing.

Renewell Energy

Seed Round in 2024
Renewell Energy develops gravity-based, renewable energy storage that repurposes idle oil and gas wells. The technology converts inactive wells into a low-cost, flexible storage network by lowering a weight down a repurposed wellbore to push electricity onto the grid when demand is high and raising it back up when demand is low, effectively storing energy as gravitational potential. The approach targets zero-self-discharge storage and aims to abate greenhouse gas emissions by utilizing existing oil and gas infrastructure to create a scalable energy storage solution. The company is based in Bakersfield, California.

Sci-Lume Labs

Seed Round in 2024
Sci-Lume Labs specializes in the development of innovative, bio-based and biodegradable fibers designed to replace conventional petrochemical fibers like nylon and polyester. Their high-performance materials maintain the functionality and versatility of traditional synthetics while addressing environmental concerns, catering to textile and apparel manufacturers seeking sustainable alternatives.

Ceal

Seed Round in 2024
Ceal is a Climate Tech Manufacturing firm making energy efficient technology for carbon dioxide removal.

Capra Biosciences

Convertible Note in 2024
Capra Biosciences is a biotechnology company that develops bioreactor technology to enable efficient, low-carbon production of bio-based chemicals. Its biofilm bioreactor platform reduces downstream processing requirements and costs in bio-manufacturing and supports the production of hydrophobic products, including fuels, retinol, and performance lubricants.

Blaze Energy Technologies

Seed Round in 2024
Blaze Energy Technologies is a manufacturing company specializing in decarbonization solutions for heavy industry and commercial transport. It develops and provides technologies that enable zero-carbon combustion using ammonia, allowing for a smooth transition from traditional hydrocarbon fuels to future clean technologies. The company's innovative solutions seamlessly integrate with existing operations, leveraging established global manufacturing, maintenance, and supply chain channels.

NanoPlume

Seed Round in 2024
NanoPlume is a biomaterial manufacturer specializing in the large-scale production of innovative, eco-friendly biomaterials, notably Bio-Aerogel. The company focuses on creating advanced insulating biomaterials and aerogels, aiming to enhance energy and space efficiency, as well as promote circularity across various industries. By utilizing organic and recycled feedstocks and green technology, NanoPlume reduces waste and minimizes energy consumption. Its products are designed to insulate cargo boxes in the cold chain healthcare logistics sector, reducing payload and energy consumption, and extending battery range.

Bactery

Seed Round in 2024
Bactery is a manufacturer of innovative bacteria-powered batteries, known as bacteries, which harness microbial processes in soil to self-recharge. This technology offers a continuous source of clean electricity, functioning effectively regardless of weather conditions or geographic location. Bactery's environmentally friendly batteries are particularly suited for powering remote applications, such as field sensors and Internet of Things (IoT) devices, making them an ideal solution for sustainable energy needs in agriculture and other sectors.

Huue

Convertible Note in 2024
Huue is a company specializing in sustainable dyeing solutions for the fashion and textile industries, particularly focusing on the denim supply chain. It employs innovative biotechnology to produce bio-synthesized dyes through a fermentation process involving naturally occurring microorganisms. This method not only eliminates the need for toxic chemicals traditionally used in dye production but also utilizes renewable resources, making it an eco-friendly alternative. By offering greener options for color production, Huue aims to support the industry's transition towards more sustainable practices, ultimately contributing to a more environmentally responsible approach to fashion.

Danu Robotics

Seed Round in 2024
Danu Robotics develops AI-controlled robotic waste management systems for the recycling industry, built by a team of scientists and engineers dedicated to environmental improvement. The systems autonomously pick dry mixed recyclable materials and can retrofit into existing manual sorting facilities, delivering improved operational efficiency and reliability for clients. The company aims to enhance sorting accuracy, reduce manual labor, and advance sustainable waste management through intelligent automation.

Mothership Materials

Seed Round in 2024
Mothership Materials specializes in converting agricultural waste into valuable biomolecules using its proprietary Targeted Molecular Recovery (TMR) technology. The company's process efficiently extracts proteins, lipids, antioxidants, sugars, and cellulose from waste streams, enabling agricultural producers and waste managers to create a circular economy and maximize waste value.

Terran Robotics

Pre Seed Round in 2024
Terran Robotics is a construction company based in Bloomington, Indiana, that focuses on the integration of artificial intelligence and robotics in home construction. The company specializes in automated adobe wall building, utilizing a custom-designed cable-driven robot to create three-dimensional printed homes. This innovative approach enhances traditional earthen building techniques, offering features such as fire resistance and superior sound dampening. By leveraging advanced technology, Terran Robotics aims to significantly reduce housing costs, lower energy expenses, and promote environmentally friendly construction practices.

Ayrton Energy

Seed Round in 2024
Founded in 2021, Ayrton Energy specializes in developing hydrogen storage technology. Its innovative solution involves storing hydrogen in liquid form, facilitating safe and efficient transportation through existing infrastructures. This technology aims to provide energy security by enabling the use of hydrogen as a fuel for power generation.

BioMetallum

Seed Round in 2024
BioMetallum is a biomining company specializing in sustainable metal extraction. It designs and develops solutions, primarily focused on lithium, using microorganisms to enhance efficiency and minimize environmental impact. The company's services promote a circular economy, aiming to enable a healthier, more sustainable society.

Navion Energy

Seed Round in 2024
Navion Energy focuses on developing and manufacturing portable energy storage solutions that leverage sodium-ion technology. This innovative approach aims to deliver sustainable and efficient energy storage, enabling various industries to adopt cleaner energy practices and enhance energy efficiency while minimizing environmental impact.

microTERRA

Seed Round in 2024
microTERRA harnesses Lemna, an aquatic plant with water-cleaning capabilities, to produce sustainable functional ingredients for the food industry. Its flagship product, Flora, enhances sweetness perception while reducing sugar and masking unwanted notes from high-intensity sweeteners.

Fermeate

Seed Round in 2024
Fermeate is a stealth-mode biotechnology company that specializes in photomolecular fermentation technology. This innovative approach aims to enhance sustainability and efficiency within the biomanufacturing industry.

Metal Light

Convertible Note in 2024
Metal Light is developing an emission-free generator using metal-air technology. This innovative solution aims to replace diesel generators, offering a silent operation, zero emissions at the point of use, and recyclable metal fuel.

Tensorfield Agriculture

Seed Round in 2024
Tensorfield Agriculture is a company based in San Jose, California, specializing in the development and manufacture of advanced agricultural machinery tailored for specialty row crops. Founded in 2018, the company focuses on innovative solutions that promote sustainable farming practices in a post-herbicide environment. Tensorfield Agriculture's machinery includes robots equipped with computer vision technology that perform selective, non-invasive weeding through thermal micro-dosing techniques. This approach helps farmers combat herbicide resistance while ensuring the continued supply of safe and sustainable fresh food. The company's commitment to enhancing agricultural efficiency positions it at the forefront of modern farming solutions.

unspun

Series B in 2024
Unspun, Inc. is a digital apparel company based in San Francisco, California, founded in 2015. It specializes in creating custom jeans tailored to individual consumers using advanced body scanning technology, fit algorithms, and additive manufacturing. The company aims to address environmental challenges by minimizing pattern-cutting waste and unsold inventory, thus contributing to a reduction in global carbon emissions. Unspun's innovative approach enables on-demand production of jeans in under ten minutes, utilizing localized manufacturing processes designed to be zero-waste. Its technology has gained recognition, including being named one of TIME's Best Inventions of 2019, and supports a B2B platform that facilitates digital customization for major apparel brands.

Mesh++

Seed Round in 2024
Mesh++ develops solar-powered routers designed for wireless communication networks. Their routers utilize mobile processing power to deliver high-speed WiFi connections across vast areas outdoors and in public places, eliminating the need for cable laying and providing affordable internet access.

HidrogeniCs

Seed Round in 2024
Hidrogenics is a clean energy company specializing in methane pyrolysis technology. It converts methane into clean hydrogen and solid carbon products, such as synthetic graphite, carbon nanotubes, and graphene. The company's multi-metal catalyst-based process enables industries to decarbonize and transition towards green energy.

MycoWorks

Series D in 2024
MycoWorks is a biotechnology company specializing in the production of non-plastic and non-animal materials. Utilizing fungal mycelium, they create energy-efficient and biodegradable alternatives to plastic foams, textiles, woods, and leather for various industries such as aerospace, automotive, apparel, and architecture.

Avidbots Corp.

Series D in 2024
Avidbots Corp., founded in 2014 and based in Ottawa, Canada, develops autonomous commercial floor cleaning robots. Its flagship product, NEO, uses laser mapping technology to efficiently clean various spaces such as airports, retail malls, hospitals, and warehouses across seven countries.

Cocoon

Seed Round in 2024
Cocoon is a climate technology company that develops sustainable solutions for managing industrial waste through carbon capture. It offers environmental consulting services to businesses, aiming to analyze and eradicate industrial waste by transforming it into sustainable building materials.

Cocoon

Pre Seed Round in 2024
Cocoon is a climate technology company that develops sustainable solutions for managing industrial waste through carbon capture. It offers environmental consulting services to businesses, aiming to analyze and eradicate industrial waste by transforming it into sustainable building materials.

XFuel

Seed Round in 2024
XFuel is a company focused on producing sustainable and net-zero advanced fuels for the road, marine, and aviation sectors. Founded in 2010 and headquartered in Dublin, Ireland, with additional operations in Palma de Mallorca, Spain, XFuel has developed innovative technology for the efficient conversion of biomass waste into low-carbon fuels. This process results in a clean, drop-in fuel that can be utilized by distributors and consumers globally, offering a cost-effective alternative to traditional fossil fuels. XFuel's production methods lead to up to 85% fewer greenhouse gas emissions compared to conventional fuel production, with a clear pathway towards achieving carbon-neutral and carbon-negative fuel solutions.

Voyage Foods

Series A in 2024
Voyage Foods develops sustainable alternatives to popular foods. Using natural ingredients and proprietary technology, they create products like nut-free spreads, cocoa-free chocolate, and bean-free coffee that maintain original taste and nutrition without environmental compromise.

Avidbots Corp.

Convertible Note in 2024
Avidbots Corp., founded in 2014 and based in Ottawa, Canada, develops autonomous commercial floor cleaning robots. Its flagship product, NEO, uses laser mapping technology to efficiently clean various spaces such as airports, retail malls, hospitals, and warehouses across seven countries.

Farm Minerals

Seed Round in 2024
Farm Minerals is a pioneering agricultural company that produces innovative, emissions-free NPK fertilizers at market prices, without compromising on quality or cost. Utilizing proprietary carbon capsule technology, the company enhances nutrient bioavailability, boosting efficiency up to 100 times compared to traditional inputs. By avoiding the Haber-Bosch process, Farm Minerals eliminates CO₂ emissions, reduces nutrient runoff, and minimizes waste. Its product line combines essential macro and microelements, promoting crop performance and animal health, and contributing to sustainable, high-yield agriculture.

Bloomlabs

Convertible Note in 2024
Bloomlabs provides a method to catalyze waste value by regenerating it as adaptable and appealing bio-plastics and textile fibers. It envisions a future in which outmoded, resource-intensive processes are phased out in favor of cutting-edge, sustainable, and scalable alternatives.

Via BioFuels

Convertible Note in 2024
VIA BioFuels is a biotechnology research company based in Houston, Texas, founded in 2023. The company specializes in the development of proprietary engineered yeast strains, specifically S. cerevisiae, which produce aromatic 3-methyl anisole (3-MA) from conventional ethanol feedstocks. VIA BioFuels’ technology is designed to be scalable, utilizing existing ethanol production methods and infrastructure. The high-purity 3-MA produced can be transformed into various valuable compounds, enhancing the market potential of the output and allowing consumers to substitute traditional fuels without blending restrictions.

Sci-Lume Labs

Seed Round in 2024
Sci-Lume Labs specializes in the development of innovative, bio-based and biodegradable fibers designed to replace conventional petrochemical fibers like nylon and polyester. Their high-performance materials maintain the functionality and versatility of traditional synthetics while addressing environmental concerns, catering to textile and apparel manufacturers seeking sustainable alternatives.

AquaLith Advanced Materials

Seed Round in 2024
AquaLith Advanced Materials specializes in the development of innovative lithium-ion battery materials. The company has secured exclusive rights to a portfolio of patents from the University of Maryland, which focus on advancements made by researchers in the field of chemical and materials engineering. AquaLith's technology includes an ultra-high energy cathode, a novel silicon anode, and a non-flammable aqueous electrolyte, all designed to enhance the performance of lithium-ion batteries. This technology addresses key challenges such as efficiency in low temperatures, faster charging times, and improved safety by reducing fire risks associated with short circuits. The company's materials aim to provide high energy density while being cost-effective and abundant, ultimately benefiting consumer electronics and other applications in need of reliable battery solutions.

YPLASMA

Seed Round in 2024
YPlasma, an INTA spin-off, develops plasma actuators for ionic flow control, enabling advancements in Energy and Electronics.

Ingrediome

Seed Round in 2024
Founded in 2022, Ingrediome specializes in producing natural, identical animal muscle proteins using precision fermentation from blue-green algae. This innovative process enables the creation of meat and seafood alternatives with minimal environmental impact.

Aequor

Seed Round in 2024
Aequor is a biotechnology company focused on the development and commercialization of proprietary chemicals, cleaners, and water treatments designed to address biofilm-related challenges in various industries. Founded by a marine and medical microbiologist, Aequor's innovative products effectively remove and prevent biofilm, which contributes to issues such as microfouling and macrofouling. The company has achieved regulatory approval for numerous non-toxic dispersants and cleaners, classified as environmentally friendly and safe for food contact. Aequor offers a comprehensive range of services, including microbial testing, consulting, and custom product development, and collaborates with complementary service providers to deliver integrated solutions. Notably, Aequor's flagship product has gained recognition for its success in NASA’s water recycling systems on the International Space Station and has demonstrated utility in various applications, from cooling towers to groundwater remediation. As a Woman-Owned Small Business, Aequor is positioned to leverage government opportunities and anticipates significant returns on investment as it expands its sales efforts across multiple sectors.

NIU NIU

Seed Round in 2024
NIU NIU is an innovative company specializing in e-waste management through its advanced artificial intelligence-driven platform. The company focuses on optimizing the lifecycle of electronic waste, encompassing processes from collection to sorting and refining. By leveraging AI technology, NIU NIU enhances the efficiency of recycling operations and maximizes the extraction of critical minerals, all while significantly reducing environmental and social impacts. This approach allows industries to engage in sustainable practices for e-waste disposal, contributing to the broader goals of environmental responsibility and resource conservation.

Voyage Foods

Series A in 2023
Voyage Foods develops sustainable alternatives to popular foods. Using natural ingredients and proprietary technology, they create products like nut-free spreads, cocoa-free chocolate, and bean-free coffee that maintain original taste and nutrition without environmental compromise.

Tensorfield Agriculture

Convertible Note in 2023
Tensorfield Agriculture is a company based in San Jose, California, specializing in the development and manufacture of advanced agricultural machinery tailored for specialty row crops. Founded in 2018, the company focuses on innovative solutions that promote sustainable farming practices in a post-herbicide environment. Tensorfield Agriculture's machinery includes robots equipped with computer vision technology that perform selective, non-invasive weeding through thermal micro-dosing techniques. This approach helps farmers combat herbicide resistance while ensuring the continued supply of safe and sustainable fresh food. The company's commitment to enhancing agricultural efficiency positions it at the forefront of modern farming solutions.

Qnetic

Seed Round in 2023
Qnetic is a developer of innovative flywheel energy storage technology aimed at enhancing bulk energy storage capabilities for electric grids. The company's solutions focus on providing low-cost energy storage options that facilitate the transition to renewable energy sources, particularly wind and solar power. By enabling efficient energy storage, Qnetic's technology helps reduce reliance on fossil fuels, supporting clients in their efforts to adopt sustainable energy practices. The company's advancements in energy storage are instrumental in promoting the wider deployment of renewable energy solutions.

Atlantic Fish Company

Pre Seed Round in 2023
Atlantic Fish Company is focused on producing cultivated seafood through cellular agriculture, operating from its headquarters in Raleigh-Durham, North Carolina. The company aims to provide sustainable seafood options by cultivating fish in a controlled environment. This innovative approach allows Atlantic Fish Company to offer fresh fish meat that maintains the natural taste while minimizing the environmental impact associated with traditional fishing practices. By leveraging cellular agriculture, the company seeks to meet the growing demand for sustainable protein sources.

CargoKite

Convertible Note in 2023
CargoKite, founded in 2022 and based in Munich, Germany, develops autonomous cargo ships that use wind-powered propulsion through high-altitude kite systems paired with routing software to reduce fuel consumption and emissions, enabling flexible, sustainable maritime logistics with micro cargo ships.

TômTex

Seed Round in 2023
TômTex specializes in recycling agricultural waste, primarily focusing on seafood shells, mushrooms, and coffee grounds. The company transforms these materials into sustainable, practical alternatives to conventional commercial materials, aiming to minimize environmental impact.

Cocoon

Seed Round in 2023
Cocoon is a climate technology company that develops sustainable solutions for managing industrial waste through carbon capture. It offers environmental consulting services to businesses, aiming to analyze and eradicate industrial waste by transforming it into sustainable building materials.

Lillianah Technologies

Seed Round in 2023
Lillianah Technologies is a company dedicated to developing innovative carbon capture technology aimed at restoring marine ecosystems affected by pollution and other environmental challenges. Comprising a team of scientists, Lillianah focuses on optimizing the biological pump in oceans, which is crucial for maintaining ecological balance. By harnessing the ocean's potential, the company seeks to address the detrimental impacts of human activity, such as fertilizer runoff, and contribute to reversing environmental degradation. Through its efforts, Lillianah Technologies aspires to create sustainable solutions that benefit both the oceans and the broader environment.

Gozen

Seed Round in 2023
Gozen operates a material science platform focused on creating biomaterials for sustainability. It uses microorganisms and organic waste to develop fully biodegradable, biocompatible, and non-toxic alternatives to leather, aiming to provide sustainable options for the fashion industry.

Altiro Energy

Seed Round in 2023
Altiro Energy is a renewable energy company specializing in clean technology power systems. It develops iron-based powder energy storage solutions for wind and solar farms, enabling stable production and reduced waste during periods of excess supply.

PureLi

Seed Round in 2023
PureLi is a cleantech company that boosts lithium extraction and production from brine sources.

Cool Amps

Seed Round in 2023
Cool Amps is a company specializing in lithium-ion battery recycling. It has developed a patent-pending electrochemical process that efficiently extracts and reclaims over 95% of target metals from end-of-use batteries. This method, unlike traditional shredding and smelting, does not use harsh chemicals or extreme heat, making it environmentally friendly. It also has a small footprint, allowing it to be co-located with battery manufacturers, and can directly recycle manufacturing scraps. By avoiding additional processing steps, the Cool Amps method reduces energy use and greenhouse gas emissions per kilogram of batteries produced, promoting sustainable manufacturing and reducing battery waste.

Biomr

Seed Round in 2023
Biomr is a fibre technology company that develops and produces eco-friendly, waterproof, and oil-resistant coatings for the fashion industry. Utilizing renewable organic sources and free from chemicals, their innovative coatings are designed to protect clothing from various substances, enabling clients to create durable, sustainable garments.

DiviGas

Convertible Note in 2023
Founded in Singapore in 2019, DiviGas specializes in the development of advanced membranes for hydrogen purification and gas separation. Its innovative membranes demonstrate exceptional resistance to heat, pressure, acidity, and plasticity, enabling efficient and cost-effective hydrogen purification using eco-friendly methods.

TrelliSense

Seed Round in 2023
TrelliSense specializes in precise identification and measurement of methane emissions across diverse industrial infrastructures. Its unique technology uses sunlight as a spectroscopic light source, enabling accurate detection, location, and quantification of methane leaks from oil and gas facilities, landfills, coal mines, bio-digestion plants, and agricultural operations.

Mitico

Seed Round in 2023
Mitico specializes in advanced carbon capture technology. Utilizing its patented granulated metal carbonate sorption process, developed at Caltech, Mitico removes over 95% of CO2 emissions from post-combustion sources such as gas-fired power plants and waste-to-energy facilities. This enables cost-effective carbon capture, utilization, and storage (CCUS) services.

NitroFix

Seed Round in 2023
NitroFix develops emission-free ammonia generation technology. Its innovative electrochemical process, aided by a novel catalyst, produces ammonia with zero carbon emissions.

Renewell Energy

Seed Round in 2023
Renewell Energy develops gravity-based, renewable energy storage that repurposes idle oil and gas wells. The technology converts inactive wells into a low-cost, flexible storage network by lowering a weight down a repurposed wellbore to push electricity onto the grid when demand is high and raising it back up when demand is low, effectively storing energy as gravitational potential. The approach targets zero-self-discharge storage and aims to abate greenhouse gas emissions by utilizing existing oil and gas infrastructure to create a scalable energy storage solution. The company is based in Bakersfield, California.

Biometallica

Seed Round in 2023
Biometallica specializes in innovative precious metal recycling solutions that maximize waste material value while minimizing environmental impact. Founded in Singapore in 2022 by KwaDwo Konadu Ansah-Antwi and Salman Karim, the company employs statistical optimization of ultrasonication to efficiently recycle metals.

Arculus Solutions

Seed Round in 2023
Arculus Solutions is a company based in North Bethesda, Maryland, focused on enhancing the safety of natural gas transmission pipelines for the future transportation of hydrogen. It specializes in the development of hydrogen-barrier coatings that protect infrastructure from hydrogen embrittlement. These coatings are applicable in various contexts, including hydrogen fuel cell pipelines, storage tanks, and hydrogen-powered vehicles. By providing these innovative solutions, Arculus Solutions aims to help the energy industry mitigate risks associated with hydrogen transport, thereby improving overall safety and reliability in the sector.

Bloomlabs

Seed Round in 2023
Bloomlabs provides a method to catalyze waste value by regenerating it as adaptable and appealing bio-plastics and textile fibers. It envisions a future in which outmoded, resource-intensive processes are phased out in favor of cutting-edge, sustainable, and scalable alternatives.

unspun

Series A in 2023
Unspun, Inc. is a digital apparel company based in San Francisco, California, founded in 2015. It specializes in creating custom jeans tailored to individual consumers using advanced body scanning technology, fit algorithms, and additive manufacturing. The company aims to address environmental challenges by minimizing pattern-cutting waste and unsold inventory, thus contributing to a reduction in global carbon emissions. Unspun's innovative approach enables on-demand production of jeans in under ten minutes, utilizing localized manufacturing processes designed to be zero-waste. Its technology has gained recognition, including being named one of TIME's Best Inventions of 2019, and supports a B2B platform that facilitates digital customization for major apparel brands.

Muta

Pre Seed Round in 2023
Muta develops technology aimed at digitalizing the recycling industry by providing innovative solutions in both software and hardware. The company focuses on transforming waste into valuable resources, offering environmental recycling services that include the collection and processing of materials such as used vegetable oil, glass, plastic, metal, cardboard, and household appliances. Through its efforts, Muta seeks to promote sustainability and contribute to a cleaner environment, enabling society to better manage waste and create opportunities for growth and development in the recycling sector.

Carbonade

Seed Round in 2023
Founded in 2022, Carbonade is an innovative chemical manufacturing company based in Ness Ziona, Israel. It specializes in patented Electro-Chemical CO2 reduction solutions, aiming to disrupt the industry and mitigate climate change by converting chemical compounds into sustainable carbon-based products.

Via BioFuels

Pre Seed Round in 2023
VIA BioFuels is a biotechnology research company based in Houston, Texas, founded in 2023. The company specializes in the development of proprietary engineered yeast strains, specifically S. cerevisiae, which produce aromatic 3-methyl anisole (3-MA) from conventional ethanol feedstocks. VIA BioFuels’ technology is designed to be scalable, utilizing existing ethanol production methods and infrastructure. The high-purity 3-MA produced can be transformed into various valuable compounds, enhancing the market potential of the output and allowing consumers to substitute traditional fuels without blending restrictions.

AlkaLi Labs

Seed Round in 2023
Founded in 2023, AlkaLi Labs is a biotechnology company based in San Francisco. It specializes in recovering critical minerals like lithium and cobalt from industrial waste streams using bioengineering solutions.

AvantGuard

Seed Round in 2023
AvantGuard creats innovative solutions that manage surfaces and provide long-term protection against viruses, bacteria, and fungi/mold, in a variety of applications.

Gozen Bioworks

Seed Round in 2023
Gozen Bioworks offers solutions and biomaterials developed with a biomimicry approach by combining science, art, philosophy, and design to raise awareness and provide help to the planet, living creatures, and humanity. They develop and invent high-performance microbe-derived materials from natural inputs, such as next-generation leather, biotextiles, bioplastics, packaging, and interior materials.

Amatec

Pre Seed Round in 2023
Amatec is an advanced materials company developing innovative construction solutions for the global housing and infrastructure sectors. Our flagship technology transforms industrial gypsum waste into fast-curing, high-strength, and low-carbon alternative concrete — enabling faster, greener, and more cost-effective construction. Amatec’s primary focus is on building a network of Microfactories: compact, modular production units capable of manufacturing high-quality precast housing panels and components. By leveraging phosphogypsum hemihydrate as a core raw material, Amatec helps industries repurpose mineral waste into sustainable building materials, significantly reducing environmental impact. Amatec's solutions are designed for scalability, automation, and rapid deployment, making them ideal for addressing major housing needs in the United States and elsewhere. The company is currently piloting its first microfactory and phosphogypsum processing lines in partnership with major industrial players.

MIMiC Systems

Seed Round in 2023
MIMiC Systems designs solid-state heating and cooling systems at a building scale. It was founded in 2022 by Berardo Matalucci and Theodorian Borca-Tasciuc and is located in Brooklyn, New York.

BirdShades

Convertible Note in 2023
BirdShades develops a self-adhesive, invisible bird protection window film that makes glass visible to birds, helping to prevent bird-window collisions. The film is designed to be applied to windows to reduce the risk to birds, combining elements of material science and animal behavior to support wildlife conservation. The company targets commercial and consumer applications, enabling businesses and individuals to reduce bird fatalities from glass while maintaining clear views. BirdShades focuses on applied nature conservation through innovative glazing solutions, aiming to lower mortality rates due to glass exposure.

Mesh++

Convertible Note in 2023
Mesh++ develops solar-powered routers designed for wireless communication networks. Their routers utilize mobile processing power to deliver high-speed WiFi connections across vast areas outdoors and in public places, eliminating the need for cable laying and providing affordable internet access.

Pulse Industrial

Venture Round in 2023
Pulse Industrial is a California-based company founded in 2017 that specializes in developing advanced monitoring solutions for industrial plants. The company focuses on creating sensors and devices that provide a comprehensive view of common valves and steam traps, which are critical components of steam generation processes. Pulse Industrial's flagship product, QALM, utilizes artificial intelligence to detect and monitor steam leaks by analyzing vibration and acoustic behavior. This innovative technology enables real-time alerts to maintenance personnel, facilitating timely interventions and enhancing operational safety. By leveraging low power wide area communication, Pulse Industrial's solutions aim to optimize energy efficiency and reduce fuel consumption across various industrial applications.

Windfall Bio

Seed Round in 2023
Windfall Bio is an innovative company based in San Mateo, California, that addresses climate change by transforming harmful methane emissions into organic fertilizer. Established in 2022, the company utilizes methane-eating microbes to capture methane from various sources, including agriculture, oil and gas, and waste management. This nature-based technology not only reduces the methane footprint of these industries but also improves their operational efficiency and profitability while minimizing the negative environmental impacts associated with synthetic fertilizers. By providing farmers and other producers with the means to convert methane into valuable soil nutrients, Windfall Bio fosters a sustainable agricultural future and contributes positively to environmental conservation. The company is backed by prominent venture capital firms, reflecting its potential to make a significant impact in the fight against climate change.

Ayrton Energy

Seed Round in 2023
Founded in 2021, Ayrton Energy specializes in developing hydrogen storage technology. Its innovative solution involves storing hydrogen in liquid form, facilitating safe and efficient transportation through existing infrastructures. This technology aims to provide energy security by enabling the use of hydrogen as a fuel for power generation.

Green Li-ion

Series B in 2023
Green Li-ion, established in 2020 with headquarters in Singapore, specializes in innovative battery recycling technology. The company's patented deep tech process enhances the purity of recycled materials, allowing lithium-ion batteries to be rejuvenated and reused efficiently. This unique approach addresses environmental concerns and improves profitability compared to conventional recycling methods by a factor of four.

SepPure Technologies

Series A in 2023
SepPure disrupts energy-intensive chemical separation processes like distillation. It uses novel nanofiltration membranes for sustainable separations, reducing global energy consumption, emissions, and pollution.

Planetarians

Seed Round in 2023
Planetarians is a US-based Climate/FoodTech company developing affordable, healthy plant-based proteins through ingredient innovation. It focuses on an ingredient technology system that upcycles food by-products and solid waste into high-protein fiber ingredients, enabling the creation of alternative meat products and carbon-negative meat substitutes. Its processes repurpose spent soybeans from oil extraction and spent yeast from beer fermentation to produce natural protein and fiber that can fortify a range of foods. The company positions its technology to advance sustainable protein production and reduce waste while expanding plant-based options.

R-Zero

Series C in 2023
R-Zero specializes in smart building technology, providing real-time insights to optimize indoor spaces. Their solutions include Indoor Air Quality (IAQ) monitoring, energy-efficient HVAC systems, space utilization sensors, and occupancy-based controls. The platform is user-friendly, secure, scalable, and helps prepare buildings for future challenges.

Bioeutectics

Seed Round in 2023
Bioeutectics develops and supplies high-performance, natural solvents for industrial processes. Utilizing eutectic technology and renewable resources, the company produces eco-friendly alternatives to petrochemical solvents, serving industries such as personal care, food ingredients, agro-tech, and green tech.

Lillianah Technologies

Seed Round in 2023
Lillianah Technologies is a company dedicated to developing innovative carbon capture technology aimed at restoring marine ecosystems affected by pollution and other environmental challenges. Comprising a team of scientists, Lillianah focuses on optimizing the biological pump in oceans, which is crucial for maintaining ecological balance. By harnessing the ocean's potential, the company seeks to address the detrimental impacts of human activity, such as fertilizer runoff, and contribute to reversing environmental degradation. Through its efforts, Lillianah Technologies aspires to create sustainable solutions that benefit both the oceans and the broader environment.

Presso

Seed Round in 2023
Presso specializes in automated hardware for ultra-fast, on-demand laundry and dry-cleaning services. Utilizing robotics and vending machines, Presso's solution enables efficient fabric treatment while preserving garment quality.

Atlantic Fish Company

Pre Seed Round in 2023
Atlantic Fish Company is focused on producing cultivated seafood through cellular agriculture, operating from its headquarters in Raleigh-Durham, North Carolina. The company aims to provide sustainable seafood options by cultivating fish in a controlled environment. This innovative approach allows Atlantic Fish Company to offer fresh fish meat that maintains the natural taste while minimizing the environmental impact associated with traditional fishing practices. By leveraging cellular agriculture, the company seeks to meet the growing demand for sustainable protein sources.

Tensorfield Agriculture

Convertible Note in 2022
Tensorfield Agriculture is a company based in San Jose, California, specializing in the development and manufacture of advanced agricultural machinery tailored for specialty row crops. Founded in 2018, the company focuses on innovative solutions that promote sustainable farming practices in a post-herbicide environment. Tensorfield Agriculture's machinery includes robots equipped with computer vision technology that perform selective, non-invasive weeding through thermal micro-dosing techniques. This approach helps farmers combat herbicide resistance while ensuring the continued supply of safe and sustainable fresh food. The company's commitment to enhancing agricultural efficiency positions it at the forefront of modern farming solutions.

Mazlite

Seed Round in 2022
Mazlite develops an industrial IoT platform for spray monitoring and digitization in hazardous environments. The system combines imaging hardware sensors with web-based software, real-time analytics powered by physics-based artificial intelligence, and cloud-based data management to help manufacturers monitor and optimize spray processes. The platform targets automotive paint and pharmaceutical manufacturing, enabling real-time spray monitoring, identification of product quality issues, improved sustainability, reduced material and energy waste, and fewer scraps and repairs.

Tandem

Seed Round in 2022
Tandem is a company that specializes in electrification solutions for heavy-duty vehicles, focusing on class 8 trucks. The company aims to revolutionize the supply chain by providing innovative hybrid electric refrigerated trailers that eliminate the upfront costs, risks, and infrastructure challenges associated with traditional electric drivetrains. With a commitment to enhancing sustainability in transportation, Tandem operates from offices located in New York and Florida.

Solano Energy

Pre Seed Round in 2022
Solano Energy is an asset-light power company focused on making renewable energy accessible. It aims to deliver affordable renewable electricity by building a network capable of supporting low upfront capital expenditure. The company develops equipment that automatically generates, stores, and distributes solar energy, leveraging artificial intelligence to optimize performance and energy use. Founded by engineers from Oxford and Cambridge, Solano Energy emphasizes technical innovation to simplify the adoption of solar power and reduce overall power costs for consumers.

Climate Tech VC

Seed Round in 2022
Climate Tech VC publishes a weekly newsletter focused on climate tech and innovation, offering perspectives on the evolving climate tech landscape through interviews with leading investors and operators and coverage of recent venture deals, news, and jobs.

Ingrediome

Seed Round in 2022
Founded in 2022, Ingrediome specializes in producing natural, identical animal muscle proteins using precision fermentation from blue-green algae. This innovative process enables the creation of meat and seafood alternatives with minimal environmental impact.
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