Noble Gas Systems
Series B in 2025
Noble Gas Systems LLC, founded in 2017 and headquartered in Novi, Michigan, specializes in the development of gas storage and delivery systems tailored for the chemical and gas industries. The company utilizes innovative conformable tank technology to provide safe and flexible storage solutions for various compressed gases, including natural gas, air, oxygen, hydrogen, and nitrogen. By enabling clients to store and utilize high-pressure gases economically, Noble Gas Systems addresses the growing demand for efficient gas management in industrial applications.
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.
HYDROGEN Mem-Tech
Venture Round in 2024
HYDROGEN Mem-Tech is focused on advancing the transition to sustainable energy through its innovative hydrogen separation technology, which incorporates carbon capture capabilities. The company specializes in the development of palladium membranes designed specifically for efficient hydrogen separation and carbon dioxide capture. Its technology is capable of producing clean hydrogen while minimizing maintenance costs and ensuring a low environmental impact. This makes it particularly beneficial for a range of industries, including refineries, bio-refineries, chemical manufacturing, steel production, power generation, gas networks, and agriculture. By providing clients with sustainable energy options that have zero emissions, HYDROGEN Mem-Tech enables them to gain a significant competitive advantage in their respective sectors.
Founded in 2017, ZeroAvia develops zero-emission aircraft propulsion systems designed to eliminate aviation emissions while maintaining operational efficiency. The company focuses on scalable hydrogen-electric technologies that can retrofit existing aircraft and support sustainable aviation.
AirHive
Pre Seed Round in 2024
AirHive is a technology company specializing in carbon removal. It develops a direct air capture system that is faster, more cost-effective, and energy-efficient than traditional methods. The company's innovative approach combines geochemical and DAC techniques, using fluidization to enhance the absorption of carbon dioxide by minerals, enabling significant carbon capture at an industrial scale.
HPNow develops on-site, autonomous hydrogen peroxide generation technologies for water and air treatment. The company's HPGen systems produce hydrogen peroxide on demand from water, electricity and air, enabling local purification and disinfection without reliance on transported or stored chemical disinfectants. The technology is designed to displace conventional chlorine and other toxic disinfectants across multiple sectors, delivering cost savings, reduced logistics, and higher yields while improving water, air and food safety and reducing environmental impact. By providing an eco-friendly biocide and oxygenator, HPNow serves industries seeking safer, localized disinfection solutions.
Immaterial
Series A in 2023
Immaterial specializes in manufacturing super-adsorbent nanomaterials designed for efficient gas molecule separation and storage. Their innovative materials can significantly enhance gas tank capacity at constant pressure and volume, thereby reducing the costs associated with gas separation, storage, and transportation.
Founded in 2017, ZeroAvia develops zero-emission aircraft propulsion systems designed to eliminate aviation emissions while maintaining operational efficiency. The company focuses on scalable hydrogen-electric technologies that can retrofit existing aircraft and support sustainable aviation.
Amogy specializes in developing carbon-free energy solutions for hard-to-abate sectors such as maritime, power generation, and heavy industry. Its patented ammonia cracking technology converts liquid ammonia into electrical power using hydrogen fuel cells.
Fabrum develops advanced technologies and processes for high-tolerance, niche components and systems used in construction and manufacturing. It focuses on zero-emission transition technologies and industrialized liquefaction solutions, including small- to medium-scale systems and composite cryogenic vessels that enable end-to-end liquid hydrogen solutions and the delivery of gases such as liquid nitrogen and oxygen. Its offerings serve heavy transport, mining, and aviation markets, supporting a lower-carbon economy through locally deployable, cost-effective gas production and storage capabilities.
Hystar, established in 2020, specializes in developing polymer electrolyte membrane electrolyzers for large-scale green hydrogen production. Its unique cell design and process architecture aim to minimize electricity consumption while maximizing hydrogen output, enabling professionals to address critical energy challenges and potentially lower greenhouse gas emissions.
Starfire Energy
Series B in 2022
Starfire Energy is a company focused on developing and deploying sustainable energy technologies, specializing in the production of carbon-free ammonia. Founded in 2007 and headquartered in Aurora, Colorado, Starfire Energy has created modular systems that synthesize ammonia from renewable energy sources, specifically wind and solar power. These modular plants are built in shipping containers that are pre-wired and pre-plumbed, facilitating easy on-site installation. The ammonia produced is not only used as a fertilizer and refrigerant but also serves as an energy-dense liquid fuel. By utilizing renewable energy, air, and water as inputs, Starfire Energy aims to meet the growing demands for energy storage and transportation while contributing to carbon-free industrial processes.
Amogy
Corporate Round in 2022
Amogy specializes in developing carbon-free energy solutions for hard-to-abate sectors such as maritime, power generation, and heavy industry. Its patented ammonia cracking technology converts liquid ammonia into electrical power using hydrogen fuel cells.
C-Zero
Venture Round in 2022
C-Zero is a Santa Barbara-based hard-tech startup developing technology to decarbonize natural gas. It uses high temperatures to split methane into hydrogen and solid carbon, enabling emission reduction in industries like ammonia production, electric generation, and fuel cell vehicles.
Noble Gas Systems
Series A in 2022
Noble Gas Systems LLC, founded in 2017 and headquartered in Novi, Michigan, specializes in the development of gas storage and delivery systems tailored for the chemical and gas industries. The company utilizes innovative conformable tank technology to provide safe and flexible storage solutions for various compressed gases, including natural gas, air, oxygen, hydrogen, and nitrogen. By enabling clients to store and utilize high-pressure gases economically, Noble Gas Systems addresses the growing demand for efficient gas management in industrial applications.
HYDROGEN Mem-Tech
Venture Round in 2022
HYDROGEN Mem-Tech is focused on advancing the transition to sustainable energy through its innovative hydrogen separation technology, which incorporates carbon capture capabilities. The company specializes in the development of palladium membranes designed specifically for efficient hydrogen separation and carbon dioxide capture. Its technology is capable of producing clean hydrogen while minimizing maintenance costs and ensuring a low environmental impact. This makes it particularly beneficial for a range of industries, including refineries, bio-refineries, chemical manufacturing, steel production, power generation, gas networks, and agriculture. By providing clients with sustainable energy options that have zero emissions, HYDROGEN Mem-Tech enables them to gain a significant competitive advantage in their respective sectors.
Fairbrics
Seed Round in 2022
Fairbrics develops synthetic fabrics by transforming carbon dioxide waste into raw materials for polyester. The company has built a platform that captures CO2 from the air, activates it, and converts it into ethylene glycol, a key polyester component, enabling fashion brands to produce garments with a lower environmental footprint. By substituting fossil resource–based inputs with CO2-derived materials, Fairbrics targets net positive climate impact while sustaining market demand for virgin synthetic fabrics.
EH Group
Seed Round in 2022
EH Group Engineering (EHG) is a Swiss company focused on advancing the hydrogen economy through the development and commercialization of innovative fuel cell technology. Based in Canton de Vaud, the company has designed a low-temperature fuel cell that boasts exceptional power density and system efficiency while significantly reducing production costs. EHG aims to achieve scalability in hydrogen fuel cell production, targeting high-power applications across various sectors, including stationary power generation, heavy-duty mobility, marine, and aviation. By collaborating closely with industrial partners and leveraging academic expertise, EHG is committed to accelerating the deployment of hydrogen fuel cells, supporting the transition to a decarbonized future.
Amogy specializes in developing carbon-free energy solutions for hard-to-abate sectors such as maritime, power generation, and heavy industry. Its patented ammonia cracking technology converts liquid ammonia into electrical power using hydrogen fuel cells.
Founded in 2017, ZeroAvia develops zero-emission aircraft propulsion systems designed to eliminate aviation emissions while maintaining operational efficiency. The company focuses on scalable hydrogen-electric technologies that can retrofit existing aircraft and support sustainable aviation.
Infinium
Venture Round in 2021
Infinium produces synthetic fuels from renewable energy and waste carbon dioxide, offering a lower-carbon alternative for transportation systems and chemical processes like plastics production.
General Lattice
Pre Seed Round in 2021
General Lattice specializes in developing computer-aided design (CAD) software solutions for manufacturing businesses. It offers additive design tools and methodology, supporting clients on a project basis to scale their applications into production.
Hydrogenious Technologies
Venture Round in 2021
Founded in 2013, Hydrogenious Technoloiges is a spin-off of the University of Erlangen-Nuremberg by its CEO Dr. Daniel Teichmann and the three co-founders Prof. Wolfgang Arlt, Prof. Peter Wasserscheid and Prof. Eberhardt Schlücker.
The need for safe and efficient hydrogen storage for multi-MWh energy storage systems and safe and reliable hydrogen storage for hydrogen refuelling stations and fuel cell mobility was imminent – and Liquid Organic Hydrogen Carriers (LOHC) proved to be the solution. Having completed the technological proof of concept at the university’s laboratories, the idea became reality and Hydrogenious Technologies, a global pioneer in LOHC based energy storage, was born.
With the University of Erlangen-Nuremberg becoming a shareholder in May 2014 and the successful close of a Series A funding round in July 2014 with Anglo American Platinum as investor, Hydrogenious Technologies is now backed with strong scientific, strategic and financial capacities to revolutionize large-scale energy and hydrogen storage.
ZeroAvia
Venture Round in 2021
Founded in 2017, ZeroAvia develops zero-emission aircraft propulsion systems designed to eliminate aviation emissions while maintaining operational efficiency. The company focuses on scalable hydrogen-electric technologies that can retrofit existing aircraft and support sustainable aviation.
Postpay
Venture Round in 2021
Founded in Dubai in 2019, Postpay is a fintech company offering buy now, pay later services. It enables consumers to split online payments into interest-free installments of three, six, or twelve months without additional fees.
Sendle is an online logistics and delivery company that provides door-to-door parcel pickup and courier delivery with carbon-neutral shipping options in Australia and the United States. It operates a platform that enables domestic and international shipping, instant quotes, and package tracking, targeting small businesses by offering simple, reliable, and affordable delivery. Founded in 2012 and based in Sydney, with an office in the United States, the company aims to modernize the postal experience by providing convenient door-to-door service at competitive rates.
Starfire Energy
Venture Round in 2021
Starfire Energy is a company focused on developing and deploying sustainable energy technologies, specializing in the production of carbon-free ammonia. Founded in 2007 and headquartered in Aurora, Colorado, Starfire Energy has created modular systems that synthesize ammonia from renewable energy sources, specifically wind and solar power. These modular plants are built in shipping containers that are pre-wired and pre-plumbed, facilitating easy on-site installation. The ammonia produced is not only used as a fertilizer and refrigerant but also serves as an energy-dense liquid fuel. By utilizing renewable energy, air, and water as inputs, Starfire Energy aims to meet the growing demands for energy storage and transportation while contributing to carbon-free industrial processes.
Amogy
Funding Round in 2021
Amogy specializes in developing carbon-free energy solutions for hard-to-abate sectors such as maritime, power generation, and heavy industry. Its patented ammonia cracking technology converts liquid ammonia into electrical power using hydrogen fuel cells.
Infinium
Venture Round in 2021
Infinium produces synthetic fuels from renewable energy and waste carbon dioxide, offering a lower-carbon alternative for transportation systems and chemical processes like plastics production.
C-Zero
Venture Round in 2021
C-Zero is a Santa Barbara-based hard-tech startup developing technology to decarbonize natural gas. It uses high temperatures to split methane into hydrogen and solid carbon, enabling emission reduction in industries like ammonia production, electric generation, and fuel cell vehicles.
HPNow develops on-site, autonomous hydrogen peroxide generation technologies for water and air treatment. The company's HPGen systems produce hydrogen peroxide on demand from water, electricity and air, enabling local purification and disinfection without reliance on transported or stored chemical disinfectants. The technology is designed to displace conventional chlorine and other toxic disinfectants across multiple sectors, delivering cost savings, reduced logistics, and higher yields while improving water, air and food safety and reducing environmental impact. By providing an eco-friendly biocide and oxygenator, HPNow serves industries seeking safer, localized disinfection solutions.
Hydrogenious Technologies
Venture Round in 2019
Founded in 2013, Hydrogenious Technoloiges is a spin-off of the University of Erlangen-Nuremberg by its CEO Dr. Daniel Teichmann and the three co-founders Prof. Wolfgang Arlt, Prof. Peter Wasserscheid and Prof. Eberhardt Schlücker.
The need for safe and efficient hydrogen storage for multi-MWh energy storage systems and safe and reliable hydrogen storage for hydrogen refuelling stations and fuel cell mobility was imminent – and Liquid Organic Hydrogen Carriers (LOHC) proved to be the solution. Having completed the technological proof of concept at the university’s laboratories, the idea became reality and Hydrogenious Technologies, a global pioneer in LOHC based energy storage, was born.
With the University of Erlangen-Nuremberg becoming a shareholder in May 2014 and the successful close of a Series A funding round in July 2014 with Anglo American Platinum as investor, Hydrogenious Technologies is now backed with strong scientific, strategic and financial capacities to revolutionize large-scale energy and hydrogen storage.
Greyrock Energy
Venture Round in 2019
Greyrock Energy Inc., established in 2006 and headquartered in West Sacramento, California, specializes in developing innovative technologies for converting natural gas and other gaseous resources directly into pump-ready transportation fuels. The company's core products include the MicroGTL system, a plant integrating catalysis and adaptive control systems, and the Direct-to-Diesel catalyst, which simplifies traditional natural gas to liquids processes. Greyrock also offers engineering, procurement, construction management, start-up, operations, and custom project services. Its technologies aim to maximize diesel fuel output while minimizing complexity and cost, enabling wider deployment even at lower gas volumes.
Ergosup develops a decentralized hydrogen-energy production system for hydrogen service stations and industrial applications. It provides generators that convert electricity into pressurized hydrogen, facilitating zero-emission mobility.