HAX is a venture capital program focused on accelerating hardware startups, operating from San Francisco and Shenzhen. Established in 2012, HAX provides founders with essential resources to rapidly prototype and iterate their products, encompassing physical models, technology developments, user interaction studies, and comprehensive business plans. The program supports accepted teams through a combination of full-time staff, mentors, and a vibrant startup community, emphasizing the development of scalable business strategies. Once products are ready for market introduction, teams transition to San Francisco, where HAX assists with business development, fundraising, and establishing critical partnerships. The program includes specialized initiatives such as HAX Growth, a 7-week bootcamp for launching B2C and B2B hardware startups, and HAX Boost, which helps teams refine their sales and marketing strategies while preparing for growth. HAX is part of SOSV, a global venture capital firm with a diverse portfolio, focusing on technology startups that aim to create meaningful innovations.
Producer of plant-based protein intended to decarbonize supply chains by creating valuable products from underutilized waste from other industries. The company offers a sustainable plant-based protein that is produced from spent grains by transforming the unused part of the grain from beer manufacturing into functional vegan protein, enabling clients to get products that replace the need for soy and pea protein in meat and dairy replacements
Qnetic
Seed Round in 2023
Developer of new flywheel energy storage technology for bulk energy storage on electric grids
Altiro Energy
Seed Round in 2023
Altiro Energy is a renewable energy power generation company that specializes in cleantech renewable power systems. The company has developed an innovative energy storage technology aimed at providing long-term energy storage solutions with zero emissions. Utilizing an iron-based powder, Altiro Energy's technology allows for efficient cycling through charging and discharging processes. This capability is particularly beneficial for wind and solar farms, as it helps stabilize energy production and minimizes waste when energy supply exceeds demand. Through its focus on cost competitiveness and safety, Altiro Energy contributes to the advancement of sustainable energy solutions.
Cool Amps Corp.
Seed Round in 2023
Cool Amps has developed a novel (Patent Pending) electrochemical process to extract component metals from end-of-use lithium-ion battery products. The process reclaims target metals in quantities >95%.Avoids Shredding & Smelting Batteries into “Black Mass” Environmentally Friendly— No Harsh Chemicals or Extreme Heat, Small Footprint— Process Can be Co-located with Battery Manufacturers, Direct Recycling— Ideal to reclaim manufacturing “scraps”. The Cool Amps electrochemical process is a direct recycling method. The method avoids additional processing steps used in hydro/pyro metallurgy resulting in less energy use and lower GHG emissions per 1 kg of batteries produced.
Biomr
Seed Round in 2023
Biomr is a fibre technology company that produces water-proof and oil-proof coatings from renewable organic sources and free from chemicals.
TrelliSense
Seed Round in 2023
TrelliSense specializes in advanced technology for the detection and measurement of methane emissions in various industrial settings. The company employs a low-cost mesh sensor array that utilizes sunlight as a spectroscopic light source to accurately identify and quantify methane leaks. Its solutions are applicable across multiple sectors, including oil and gas facilities, landfills, coal mines, bio-digestion plants, and agricultural operations. By providing precise data on the location and amount of methane gas emissions, TrelliSense enables businesses to effectively manage and mitigate their environmental impact.
Ayrton Energy
Seed Round in 2023
Ayrton Energy, founded in 2021, focuses on enhancing energy security through innovative hydrogen storage technology. The company has developed a system that allows hydrogen to be stored in liquid form, providing a dense storage medium that can be safely handled and transported. This technology enables hydrogen to be delivered through existing infrastructures such as tanks, rail cars, transport trucks, and pipelines. By facilitating efficient storage and transportation of hydrogen, Ayrton Energy aims to support power generation and contribute to a more secure energy future.
Green Li-ion
Series B in 2023
Green Li-ion is a technology company based in Singapore, founded in 2020, that specializes in the recycling of lithium-ion batteries. Its patented multi-cathode technology addresses inefficiencies in traditional battery recycling methods, enabling the rejuvenation of battery cathodes. This innovation not only enhances the purity of the output but also allows lithium-ion batteries to be reused effectively, extending their lifespan without compromising efficiency. By offering a cleaner and faster recycling process, Green Li-ion significantly improves profitability compared to existing methods, thereby mitigating risks to the precious metals industry and contributing positively to environmental sustainability.
Seppure Technologies
Series A in 2023
Seppure Technologies is focused on transforming the energy-intensive processes of chemical separation and purification across various industries. By introducing innovative chemical-resistant nanofiltration membranes, Seppure aims to replace traditional methods like distillation and evaporation, which are known for their high energy consumption and environmental impact. The company's sustainable technology operates without the need for heat, significantly reducing global energy use, emissions, and pollution. This approach not only enhances efficiency in industrial-scale chemical separations but also contributes to a more sustainable future.
Metal Light
Seed Round in 2022
Metal Light is a clean technology company focused on creating a power-generating platform that utilizes innovative metal-air technology. This system serves as a drop-in replacement for traditional diesel generators, offering a reliable source of electricity while being emission-free at the point of use. The company's approach ensures a lower carbon impact throughout the product's lifecycle, enabling portable energy generation, residential power backup, and off-grid solutions. By providing access to clean and durable lighting at an affordable price, Metal Light aims to meet the growing global demand for sustainable energy alternatives.
SunGreenH2
Seed Round in 2022
SunGreenH2 is a company focused on producing green hydrogen through advanced nanotechnology and proprietary electrolysis systems. Founded in 2020 and headquartered in Singapore, with additional offices in Melbourne and London, the company has developed a modular and scalable electrolyser stack that enables efficient on-site hydrogen production using only sunlight and water. This innovative approach results in zero emissions and significantly reduces costs, facilitating the widespread adoption of green hydrogen across various sectors, including transportation, energy storage, and specialty chemicals. With over a decade of research in electrochemistry and nanotechnology, SunGreenH2 aims to unlock sustainable and scalable hydrogen solutions for industries worldwide.
XFuel
Venture Round in 2022
XFuel is a company that specializes in producing sustainable and net-zero drop-in fuels for road, marine, and aviation applications. Founded in 2010 and headquartered in Dublin, Ireland, with a presence in Palma de Mallorca, Spain, XFuel has developed innovative technology for the efficient and cost-effective conversion of biomass waste into low-carbon fuels. The company’s advanced fuels generate up to 85% fewer greenhouse gas emissions compared to conventional fossil fuel production, positioning them as a cleaner alternative in the transport sector. By providing decentralized and sustainable fuel solutions, XFuel aims to support distributors and consumers globally in reducing reliance on fossil fuels while working towards carbon-neutral and even carbon-negative fuel options.
Wild.
Seed Round in 2022
Wild is a stealth startup based in Santa Monica, California, focused on developing energy-efficient batteries for electric vehicles. Founded in 2020, the company is dedicated to innovating in the battery sector, aiming to enhance the performance and sustainability of electric vehicle technology. Operating in stealth mode, Wild is working on advanced solutions to meet the growing demand for efficient energy storage in the automotive industry.
Wild.
Convertible Note in 2022
Wild is a stealth startup based in Santa Monica, California, focused on developing energy-efficient batteries for electric vehicles. Founded in 2020, the company is dedicated to innovating in the battery sector, aiming to enhance the performance and sustainability of electric vehicle technology. Operating in stealth mode, Wild is working on advanced solutions to meet the growing demand for efficient energy storage in the automotive industry.
Flair
Series A in 2022
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.
SunGreenH2
Seed Round in 2022
SunGreenH2 is a company focused on producing green hydrogen through advanced nanotechnology and proprietary electrolysis systems. Founded in 2020 and headquartered in Singapore, with additional offices in Melbourne and London, the company has developed a modular and scalable electrolyser stack that enables efficient on-site hydrogen production using only sunlight and water. This innovative approach results in zero emissions and significantly reduces costs, facilitating the widespread adoption of green hydrogen across various sectors, including transportation, energy storage, and specialty chemicals. With over a decade of research in electrochemistry and nanotechnology, SunGreenH2 aims to unlock sustainable and scalable hydrogen solutions for industries worldwide.
Windfall Bio
Seed Round in 2022
Windfall Bio is a company focused on developing a sustainable technology that captures and transforms methane emissions into organic fertilizer, addressing significant environmental issues associated with methane and synthetic fertilizers. Founded in 2022 and based in San Mateo, California, Windfall Bio utilizes methane-eating microbes to convert methane from various sources, including agriculture, oil and gas, and waste management, into valuable soil nutrients. This innovative solution not only helps industries reduce their methane footprint but also enhances operational efficiency and profitability, benefiting the planet and consumers alike. The company is backed by prominent venture capital firms, demonstrating strong investor confidence in its mission to tackle climate change through nature-based agricultural technology.
Seppure Technologies
Convertible Note in 2022
Seppure Technologies is focused on transforming the energy-intensive processes of chemical separation and purification across various industries. By introducing innovative chemical-resistant nanofiltration membranes, Seppure aims to replace traditional methods like distillation and evaporation, which are known for their high energy consumption and environmental impact. The company's sustainable technology operates without the need for heat, significantly reducing global energy use, emissions, and pollution. This approach not only enhances efficiency in industrial-scale chemical separations but also contributes to a more sustainable future.
Green Li-ion
Series A in 2022
Green Li-ion is a technology company based in Singapore, founded in 2020, that specializes in the recycling of lithium-ion batteries. Its patented multi-cathode technology addresses inefficiencies in traditional battery recycling methods, enabling the rejuvenation of battery cathodes. This innovation not only enhances the purity of the output but also allows lithium-ion batteries to be reused effectively, extending their lifespan without compromising efficiency. By offering a cleaner and faster recycling process, Green Li-ion significantly improves profitability compared to existing methods, thereby mitigating risks to the precious metals industry and contributing positively to environmental sustainability.
Carbix Technologies
Non Equity Assistance in 2021
Carbix is a company focused on converting atmospheric carbon dioxide into carbonates, which serve as raw materials for various industrial products. Utilizing innovative bioreactor technology, Carbix captures CO2 from industrial flue gas and rapidly transforms it, along with mineral inputs, into usable raw materials within hours. The company employs advanced weathering techniques powered by renewable energy or energy-from-waste, enhancing the sequestration of CO2 emissions. This process not only helps mitigate climate change by reducing atmospheric carbon but also enables businesses to source industrial materials sustainably.
Green Li-ion
Seed Round in 2021
Green Li-ion is a technology company based in Singapore, founded in 2020, that specializes in the recycling of lithium-ion batteries. Its patented multi-cathode technology addresses inefficiencies in traditional battery recycling methods, enabling the rejuvenation of battery cathodes. This innovation not only enhances the purity of the output but also allows lithium-ion batteries to be reused effectively, extending their lifespan without compromising efficiency. By offering a cleaner and faster recycling process, Green Li-ion significantly improves profitability compared to existing methods, thereby mitigating risks to the precious metals industry and contributing positively to environmental sustainability.
SunGreenH2
Seed Round in 2021
SunGreenH2 is a company focused on producing green hydrogen through advanced nanotechnology and proprietary electrolysis systems. Founded in 2020 and headquartered in Singapore, with additional offices in Melbourne and London, the company has developed a modular and scalable electrolyser stack that enables efficient on-site hydrogen production using only sunlight and water. This innovative approach results in zero emissions and significantly reduces costs, facilitating the widespread adoption of green hydrogen across various sectors, including transportation, energy storage, and specialty chemicals. With over a decade of research in electrochemistry and nanotechnology, SunGreenH2 aims to unlock sustainable and scalable hydrogen solutions for industries worldwide.
VoltStorage
Convertible Note in 2020
VoltStorage GmbH, based in Olching, Germany, specializes in developing and producing power storage devices that utilize eco-friendly redox flow technology. The company's flagship product, VoltStorage, is a vanadium redox flow battery system designed to store excess electricity generated by solar panels during the day for use at night. This innovative approach enables homeowners to access renewable energy around the clock, promoting sustainability and environmental responsibility. In addition to its products, VoltStorage offers installation and technical support services, ensuring customers can effectively integrate these systems into their homes. The company aims to make renewable energy more accessible and contribute to a cleaner, fairer world for future generations.
Pushme
Convertible Note in 2019
The way we move around cities is changing rapidly. More and more people are using small, shareable electric vehicles to commute - yet, the way we charge these electric vehicles is cumbersome, expensive and hinders global adoption. We’ve made it our mission to empower anyone with access to electricity to distribute energy for transport, accelerating our transition to sustainable urban mobility. Our network of battery swap stations enable local merchants to sell energy from within their store, providing instant recharge in multiple locations across the city. Founded in 2016, we’re a passionate team of engineers, designers and operations experts working on some of the most exciting hardware in the city. We’re backed by SOS Ventures and have graduated HAX, the #1 hardware accelerator in the world.
Pushme
Seed Round in 2019
The way we move around cities is changing rapidly. More and more people are using small, shareable electric vehicles to commute - yet, the way we charge these electric vehicles is cumbersome, expensive and hinders global adoption. We’ve made it our mission to empower anyone with access to electricity to distribute energy for transport, accelerating our transition to sustainable urban mobility. Our network of battery swap stations enable local merchants to sell energy from within their store, providing instant recharge in multiple locations across the city. Founded in 2016, we’re a passionate team of engineers, designers and operations experts working on some of the most exciting hardware in the city. We’re backed by SOS Ventures and have graduated HAX, the #1 hardware accelerator in the world.
Seppure Technologies
Pre Seed Round in 2018
Seppure Technologies is focused on transforming the energy-intensive processes of chemical separation and purification across various industries. By introducing innovative chemical-resistant nanofiltration membranes, Seppure aims to replace traditional methods like distillation and evaporation, which are known for their high energy consumption and environmental impact. The company's sustainable technology operates without the need for heat, significantly reducing global energy use, emissions, and pollution. This approach not only enhances efficiency in industrial-scale chemical separations but also contributes to a more sustainable future.
VoltStorage
Seed Round in 2018
VoltStorage GmbH, based in Olching, Germany, specializes in developing and producing power storage devices that utilize eco-friendly redox flow technology. The company's flagship product, VoltStorage, is a vanadium redox flow battery system designed to store excess electricity generated by solar panels during the day for use at night. This innovative approach enables homeowners to access renewable energy around the clock, promoting sustainability and environmental responsibility. In addition to its products, VoltStorage offers installation and technical support services, ensuring customers can effectively integrate these systems into their homes. The company aims to make renewable energy more accessible and contribute to a cleaner, fairer world for future generations.
Pushme
Seed Round in 2018
The way we move around cities is changing rapidly. More and more people are using small, shareable electric vehicles to commute - yet, the way we charge these electric vehicles is cumbersome, expensive and hinders global adoption. We’ve made it our mission to empower anyone with access to electricity to distribute energy for transport, accelerating our transition to sustainable urban mobility. Our network of battery swap stations enable local merchants to sell energy from within their store, providing instant recharge in multiple locations across the city. Founded in 2016, we’re a passionate team of engineers, designers and operations experts working on some of the most exciting hardware in the city. We’re backed by SOS Ventures and have graduated HAX, the #1 hardware accelerator in the world.
Pushme
Convertible Note in 2018
The way we move around cities is changing rapidly. More and more people are using small, shareable electric vehicles to commute - yet, the way we charge these electric vehicles is cumbersome, expensive and hinders global adoption. We’ve made it our mission to empower anyone with access to electricity to distribute energy for transport, accelerating our transition to sustainable urban mobility. Our network of battery swap stations enable local merchants to sell energy from within their store, providing instant recharge in multiple locations across the city. Founded in 2016, we’re a passionate team of engineers, designers and operations experts working on some of the most exciting hardware in the city. We’re backed by SOS Ventures and have graduated HAX, the #1 hardware accelerator in the world.
Pushme
Seed Round in 2018
The way we move around cities is changing rapidly. More and more people are using small, shareable electric vehicles to commute - yet, the way we charge these electric vehicles is cumbersome, expensive and hinders global adoption. We’ve made it our mission to empower anyone with access to electricity to distribute energy for transport, accelerating our transition to sustainable urban mobility. Our network of battery swap stations enable local merchants to sell energy from within their store, providing instant recharge in multiple locations across the city. Founded in 2016, we’re a passionate team of engineers, designers and operations experts working on some of the most exciting hardware in the city. We’re backed by SOS Ventures and have graduated HAX, the #1 hardware accelerator in the world.
Flair
Convertible Note in 2017
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.
VoltStorage
Seed Round in 2016
VoltStorage GmbH, based in Olching, Germany, specializes in developing and producing power storage devices that utilize eco-friendly redox flow technology. The company's flagship product, VoltStorage, is a vanadium redox flow battery system designed to store excess electricity generated by solar panels during the day for use at night. This innovative approach enables homeowners to access renewable energy around the clock, promoting sustainability and environmental responsibility. In addition to its products, VoltStorage offers installation and technical support services, ensuring customers can effectively integrate these systems into their homes. The company aims to make renewable energy more accessible and contribute to a cleaner, fairer world for future generations.
VoltStorage
Convertible Note in 2016
VoltStorage GmbH, based in Olching, Germany, specializes in developing and producing power storage devices that utilize eco-friendly redox flow technology. The company's flagship product, VoltStorage, is a vanadium redox flow battery system designed to store excess electricity generated by solar panels during the day for use at night. This innovative approach enables homeowners to access renewable energy around the clock, promoting sustainability and environmental responsibility. In addition to its products, VoltStorage offers installation and technical support services, ensuring customers can effectively integrate these systems into their homes. The company aims to make renewable energy more accessible and contribute to a cleaner, fairer world for future generations.
VoltStorage
Seed Round in 2016
VoltStorage GmbH, based in Olching, Germany, specializes in developing and producing power storage devices that utilize eco-friendly redox flow technology. The company's flagship product, VoltStorage, is a vanadium redox flow battery system designed to store excess electricity generated by solar panels during the day for use at night. This innovative approach enables homeowners to access renewable energy around the clock, promoting sustainability and environmental responsibility. In addition to its products, VoltStorage offers installation and technical support services, ensuring customers can effectively integrate these systems into their homes. The company aims to make renewable energy more accessible and contribute to a cleaner, fairer world for future generations.
Flair
Seed Round in 2015
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.
Flair
Convertible Note in 2014
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.
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