United Airlines Holdings, Inc. is a major airline company providing air transportation services across North America and internationally, including Asia, Europe, Africa, the Pacific, the Middle East, and Latin America. Through its subsidiaries, United Airlines and United Express, the company operates an average of 5,341 flights daily to over 360 airports worldwide. As of early 2020, United's fleet comprised approximately 791 mainline aircraft, and the airline is known for its extensive global route network, having launched various new international and domestic routes in recent years. The company has made significant investments in modernizing its fleet and enhancing customer experience, offering flat-bed seats in premium classes and extra-legroom options in economy. United also provides additional services, including fuel sales, catering, and ground handling for third parties. Founded in 1934 and headquartered in Chicago, Illinois, United Airlines has been recognized for its frequent flyer program and has a diverse workforce of over 85,000 employees.
JetZero is a manufacturer focused on creating sustainable aircraft that aim to reduce carbon emissions in the aviation industry. Founded in 2021 by Mark Page and Tom O’Leary, the company specializes in the innovative design of blended wing aircraft, which integrate the wings with the fuselage to create a smoother shape than traditional tube-and-wing planes. This design significantly reduces aerodynamic drag and aircraft weight, while also providing increased cabin space. JetZero's mission is to enhance the efficiency and comfort of air travel, with the promise of lower emissions compared to current aircraft. The company has garnered substantial investment and support from both public and private sectors, as well as partnerships with leading aerospace and technology firms. With plans for commercial service expected by 2030, JetZero is positioned to reshape the future of aviation through its groundbreaking technology.
Heirloom
Venture Round in 2025
Heirloom specializes in direct air capture technology aimed at enhancing the natural absorption of carbon dioxide from the atmosphere. The company's innovative system accelerates the ability of limestone to capture CO2, allowing for its permanent storage underground. By operating on renewable energy, Heirloom's technology promotes carbon capture and utilization at a large scale, with the goal of removing significant amounts of atmospheric CO2. This approach not only minimizes secondary impacts but also supports clients in restoring the atmosphere through natural processes.
Archer
Post in 2024
Archer is an aerospace company based in the San Francisco Bay Area, dedicated to creating an all-electric vertical takeoff and landing aircraft aimed at enhancing urban mobility. The company focuses on sustainable air travel through the design, manufacturing, and operation of a fully electric aircraft capable of transporting four passengers for distances of up to 60 miles at speeds reaching 150 mph, all while minimizing noise pollution. Archer's mission is to promote the benefits of sustainable air mobility in urban environments, positioning itself as a key player in the future of transportation.
Verne
Seed Round in 2024
Verne is a cleantech startup founded in 2020 and based in Berkeley, California. The company specializes in developing high-density hydrogen storage systems optimized for heavy transport applications. Its innovative technology offers a lightweight and low-cost solution that enables vehicle operators to maintain their existing operations while achieving zero-emission targets. Verne's hydrogen storage systems are designed to be twice as dense as traditional compressed gas, allowing for efficient refueling at both liquid and gaseous hydrogen stations. This capability helps heavy-duty trucks reach diesel parity in terms of range and payload, thereby reducing the costs associated with delivering hydrogen from producers to end consumers.
Koloma
Series B in 2024
Koloma is a geologic hydrogen company focused on identifying and commercializing geologic hydrogen resources. By utilizing its technology and proprietary data, Koloma develops data-driven solutions for energy transition resource development. The company's initiatives aim to reduce global carbon emissions, providing businesses with the tools to lower their carbon footprint and contribute to climate change mitigation efforts. Through its innovative approach, Koloma seeks to advance clean energy technology and support the transition towards a more sustainable energy future.
Heart Aerospace
Series B in 2024
Heart Aerospace AB, founded in 2018 and headquartered in Gothenburg, Sweden, with an additional location in Palo Alto, California, focuses on developing an electric regional airliner aimed at enhancing sustainable transportation for regional travel. The company's flagship aircraft, the ES-19, is designed to accommodate nineteen passengers and boasts an operational range of 400 kilometers. Heart Aerospace seeks to significantly reduce fuel and maintenance costs compared to traditional aircraft while achieving zero operational emissions. The innovative design allows for a low infrastructural footprint, facilitating the use of small airports located near city centers. Heart's objective is to secure certification for the ES-19 for commercial operations by 2026, aligning with its mission to provide affordable and environmentally friendly travel options across the globe.
Dimensional Energy
Series A in 2023
Dimensional Energy is a chemistry company focused on pioneering artificial photosynthesis to create environmentally friendly polymers and chemical intermediates. The company develops technology that utilizes and distributes sunlight in scalable reactor systems, effectively capturing and converting carbon dioxide into hydrocarbon fuels. By employing innovative waveguides, Dimensional Energy ensures even distribution of sunlight within its reactors, enhancing the reactivity of carbon dioxide molecules through functionalized catalysts. This approach aims to provide viable solar fuels, addressing critical energy needs while promoting sustainability.
Archer
Post in 2023
Archer is an aerospace company based in the San Francisco Bay Area, dedicated to creating an all-electric vertical takeoff and landing aircraft aimed at enhancing urban mobility. The company focuses on sustainable air travel through the design, manufacturing, and operation of a fully electric aircraft capable of transporting four passengers for distances of up to 60 miles at speeds reaching 150 mph, all while minimizing noise pollution. Archer's mission is to promote the benefits of sustainable air mobility in urban environments, positioning itself as a key player in the future of transportation.
Electric Power Systems
Venture Round in 2023
Electric Power Systems is a comprehensive provider of electrical testing, engineering services, and energy storage solutions, primarily serving the aerospace, defense, automotive, marine, and industrial traction sectors. Founded in 1977 and located in Maryland Heights, Missouri, the company specializes in a wide range of services, including testing for low and high voltage substations, circuit breakers, transformers, and various electrical systems. Additionally, it offers advanced oil handling, relay calibration, thermographic surveys, and arc flash analysis. Electric Power Systems also develops scalable powertrains and energy storage systems designed to ensure safety and reliability in high-power applications, with a proven track record in powering flight demonstrators like the NASA X-57. The company focuses on maintaining rigorous safety standards and compliance, making it a trusted partner in critical infrastructure projects.
Svante
Venture Round in 2023
Svante is a prominent provider of carbon capture and removal solutions, focusing on the development and manufacture of innovative solid sorbents, structured adsorbent filters, and rotary contactor machines. The company's technology is designed for post-combustion industrial carbon capture and direct air capture, addressing hard-to-decarbonize emissions from industries such as cement, hydrogen, oil and gas, and steel. Svante's solid sorbent-based technology is both environmentally responsible and scalable, allowing for effective CO2 capture that meets pipeline-grade purity standards. This captured carbon can be safely transported, stored underground, or repurposed for various applications. By forming partnerships across the global carbon capture, utilization, and storage (CCUS) value chain, Svante aims to facilitate the implementation of source-to-sink carbon capture projects, helping enterprises reduce emissions while managing capital costs and energy use effectively.
Viridos
Series A in 2023
Viridos is a company that develops and commercializes genomic-driven solutions aimed at tackling global energy and environmental issues. It specializes in synthesizing and programming DNA to create and utilize technologies in synthetic genomics. The company designs and develops microbes for various industrial processes and environmental applications, including microbial cultivation technologies that identify novel microorganisms and new genes. Additionally, Viridos focuses on enhancing biofuel production, utilizing photosynthetic organisms to generate value-added products from sunlight and carbon dioxide, and improving the recovery rates of subsurface hydrocarbons. Its innovations also extend to the development of high-yield, disease-resistant feedstocks. Through these efforts, Viridos contributes to the production of energy, chemicals, and pharmaceuticals, while also promoting carbon sequestration and environmental remediation.
Natron Energy
Corporate Round in 2022
Natron Energy, Inc. is an energy storage company based in Santa Clara, California, founded in 2012. The company specializes in developing sodium-ion battery technologies, utilizing Prussian Blue electrode materials to create safe and sustainable energy storage solutions. Natron's batteries are designed for various industrial applications, including uninterruptible power supply systems, lift trucks, renewable energy smoothing, and smart grids. These batteries offer advantages such as high power density, efficient recharging, and extended cycle life, and can be produced economically using commodity materials on existing manufacturing lines. Natron Energy operates a software-defined power platform to enhance the integration of its battery solutions across critical backup power systems and other applications.
Svante
Series E in 2022
Svante is a prominent provider of carbon capture and removal solutions, focusing on the development and manufacture of innovative solid sorbents, structured adsorbent filters, and rotary contactor machines. The company's technology is designed for post-combustion industrial carbon capture and direct air capture, addressing hard-to-decarbonize emissions from industries such as cement, hydrogen, oil and gas, and steel. Svante's solid sorbent-based technology is both environmentally responsible and scalable, allowing for effective CO2 capture that meets pipeline-grade purity standards. This captured carbon can be safely transported, stored underground, or repurposed for various applications. By forming partnerships across the global carbon capture, utilization, and storage (CCUS) value chain, Svante aims to facilitate the implementation of source-to-sink carbon capture projects, helping enterprises reduce emissions while managing capital costs and energy use effectively.
NEXT Renewable Fuels
Venture Round in 2022
NEXT Renewable Fuels is an oil and energy company that produces advanced biofuel to offer an alternative to petroleum-based diesel. The company turns recycled organic materials, such as used cooking oil, into an advanced biofuel that works just like petroleum-based diesel, but with as much as 85 percent fewer greenhouse gas emissions. It provides renewable transportation that fuels future demands. The company was founded in 2016 and is based in Portland, Oregon.
Eve Air Mobility
Post in 2022
Eve Holding Inc specializes in Urban Air Mobility solutions, focusing on advancing the air mobility ecosystem. The company's core offerings include the design and production of electric vertical takeoff and landing vehicles (eVTOLs), which cater to various operators, including fixed-wing and helicopter services. Additionally, Eve provides a range of maintenance and support services for both its own eVTOLs and those of third-party operators. A key component of its strategy is the development of an Urban Air Traffic Management system, designed to facilitate the safe and efficient operation of eVTOLs in densely populated urban environments, alongside conventional aircraft and drones. Through these initiatives, Eve aims to create a safe, accessible, and environmentally friendly air mobility framework.
Cemvita
Venture Round in 2022
Cemvita is a company that utilizes synthetic biology to create innovative solutions aimed at promoting sustainable energy. Its CO2 Utilization platform emulates photosynthesis and other natural processes to produce a range of products, including industrial chemicals, nutrients, and pharmaceuticals. This technology supports deep space exploration and facilitates the sustainable extraction of resources, particularly in the oil and gas, chemicals, and mining sectors. By providing environmentally friendly methods for producing lithium and other materials, Cemvita helps these industries reduce their carbon emissions and transition toward more sustainable practices.
ZeroAvia
Series B in 2021
ZeroAvia, Inc. is a company focused on developing zero-emission aircraft and hydrogen-electric propulsion systems aimed at transforming short-haul commercial aviation. Established in 2017 and headquartered in Hollister, California, with an additional office in Cranfield, United Kingdom, ZeroAvia is dedicated to eliminating aviation emissions while maintaining operational efficiency. The company's innovative powertrain utilizes a hydrogen fuel-cell system, allowing for retrofitting of existing aircraft and facilitating the adoption of sustainable aviation practices. By emphasizing scalable technologies, ZeroAvia seeks to partner with various stakeholders in the aviation industry to provide cleaner, more efficient flight options, thereby reducing costs and carbon dioxide emissions associated with air travel.
Archer
Post in 2021
Archer is an aerospace company based in the San Francisco Bay Area, dedicated to creating an all-electric vertical takeoff and landing aircraft aimed at enhancing urban mobility. The company focuses on sustainable air travel through the design, manufacturing, and operation of a fully electric aircraft capable of transporting four passengers for distances of up to 60 miles at speeds reaching 150 mph, all while minimizing noise pollution. Archer's mission is to promote the benefits of sustainable air mobility in urban environments, positioning itself as a key player in the future of transportation.
Alder Fuels
Venture Round in 2021
Alder Fuels is a process technology and project development company in the advanced, low-carbon transportation fuels industry
Heart Aerospace
Series A in 2021
Heart Aerospace AB, founded in 2018 and headquartered in Gothenburg, Sweden, with an additional location in Palo Alto, California, focuses on developing an electric regional airliner aimed at enhancing sustainable transportation for regional travel. The company's flagship aircraft, the ES-19, is designed to accommodate nineteen passengers and boasts an operational range of 400 kilometers. Heart Aerospace seeks to significantly reduce fuel and maintenance costs compared to traditional aircraft while achieving zero operational emissions. The innovative design allows for a low infrastructural footprint, facilitating the use of small airports located near city centers. Heart's objective is to secure certification for the ES-19 for commercial operations by 2026, aligning with its mission to provide affordable and environmentally friendly travel options across the globe.
Avianca
Post in 2020
Avianca is a prominent Latin American airline brand that operates under Avianca Holdings SA, serving as a holding company for several airlines, including Aerovías del Continente Americano (Avianca), Tampa Cargo, and others across the region. With a workforce of over 19,000 employees, Avianca is recognized for its commitment to service excellence. The airline provides passenger and cargo transport services to more than 108 destinations in 26 countries across America and Europe. Its operations are supported by a modern fleet of 189 aircraft designed for short, medium, and long-haul flights. In addition to passenger services, Avianca engages in freight transport and offers related air transport services, including maintenance and engineering support for other carriers.
Westwind School of Aeronautics, Phoenix
Acquisition in 2020
Westwind School of Aeronautics, located in Phoenix, Arizona, specializes in training future pilots through flexible programs that include professional diplomas and dual degree options. The school features a unique employment guarantee for graduates of its Airline Pilot Direct Track and Flight Instructor Direct programs, ensuring job placement upon completion. Westwind offers a range of flight training services, including private and commercial pilot training, and provides opportunities for students to experience diverse flying conditions. Additionally, students can pursue a bachelor's degree while attending Westwind through partnerships with designated colleges and universities. The school accommodates students with flexible scheduling and offers financial assistance options, including support from veteran’s affairs and payment arrangements through Pilot Finance. Prospective students can easily apply through the Westwind website.
CLEAR
Corporate Round in 2019
CLEAR, the secure identity company, uses biometrics to build a connected world that’s smarter and more secure. It links identity with different information sets, including credit cards, tickets to the game, reservations, frequent flyer numbers, flight manifests, health care identification, driver's licenses, and passports. CLEAR's data security framework meets the highest standards for performance and for protecting sensitive information — FISMA High- and SAFETY Act-certified by the Department of Homeland Security. CLEAR's users are always in control of their data and do not sell user information. CLEAR was founded by Caryn Seidman-Becker and Ken Cornick in November 2010 and is based in New York, United States.
Fulcrum BioEnergy
Venture Round in 2015
Fulcrum BioEnergy, Inc. is a company based in Pleasanton, California, that specializes in converting municipal solid waste into low-cost, low-carbon transportation fuels, including jet fuel, diesel, and ethanol. Founded in 2007 by E. James Macias and Jim McDermott, Fulcrum BioEnergy employs a proprietary thermochemical process to transform sorted, post-recycled municipal solid waste into ethanol, utilizing conventional commercial systems. The company's approach aims to create a sustainable and renewable source of domestic transportation fuel, thereby reducing dependence on imported oil and contributing to net-zero carbon emissions. Fulcrum BioEnergy has established a strategic partnership with Marubeni Corporation to further enhance its capabilities in the sustainable fuel sector.
BCKSTGR Media
Seed Round in 2012
BCKSTGR is an engagement platform designed to help brands and businesses reward consumers for their interactions. The platform allows users to earn virtual currency by engaging with brands in specific ways defined by those brands. This currency can then be redeemed for experiential rewards and other valuable entertainment options. BCKSTGR's technology also includes tools for online loyalty rewards and gamification, which gather data intelligence and behavioral insights. These features support predictive analytics and real-time marketing campaigns, enabling brands to effectively engage with today's mobile and socially connected consumers. Following its acquisition in 2014, United MileagePlus maintained a significant ownership stake and partnership in BCKSTGR's consumer-facing platform.
MyPoints.com
Acquisition in 2001
MyPoints.com, Inc. is a company based in San Francisco, California, that specializes in online direct marketing services and loyalty programs. It enables internet consumers to earn rewards by engaging with various direct offers, completing surveys, and participating in both online and offline activities. MyPoints.com also provides businesses with a comprehensive set of tools aimed at customer acquisition and retention, allowing them to effectively reach and engage their target audiences. As of April 2006, MyPoints.com operates as a subsidiary of Prodege, LLC.
Twelve
Twelve, formerly known as Opus 12, is a Berkeley, California-based company that specializes in recycling carbon dioxide emissions into valuable chemicals and fuels. Founded in 2015, the company has developed innovative technology that can be integrated with any source of CO₂ emissions. By utilizing only water and electricity as inputs, Twelve transforms captured carbon dioxide into essential products such as methane, ethylene, and ethanol. The firm aims to provide a cost-competitive alternative to petroleum-derived chemicals and fuels, thereby addressing carbon emissions while simultaneously creating economically viable solutions.
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