Khosla Ventures
Khosla Ventures is a California-based venture capital firm founded in 2004 by Vinod Khosla. It provides capital and strategic guidance to startups across stages, focusing on technology-driven companies in areas such as artificial intelligence, climate and sustainability, enterprise software and services, fintech, digital health, medical technology and diagnostics, therapeutics, consumer products, and frontier technologies. The firm backs bold ventures with the potential to disrupt markets and improve lives, supporting companies from early to growth stages and working closely with entrepreneurs to apply science, technology and innovative business models. While primarily investing in North American technology companies, Khosla Ventures pursues opportunities globally and emphasizes experimentation and impact alongside financial returns. The firm also maintains related impact initiatives that support entrepreneurs addressing socio-economic challenges in emerging markets.
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Past deals in Energy Storage
Spiritus
Series A in 2025
Spiritus is a climate technology company specializing in direct-air-capture systems. Its innovative approach combines the Spiritus Sorbent and Carbon Orchard, offering a scalable, modular solution for low-cost carbon dioxide removal and sequestration.
Sonocharge Energy
Venture Round in 2025
Sonocharge Energy develops platform technology that enhances battery charging capabilities. This innovation targets diverse markets such as electric vehicles, e-mobility devices (electric bikes, scooters), aerospace, electric airplanes, and drones.
RedoxBlox
Series A in 2024
RedoxBlox develops thermochemical energy storage technology to decarbonize high-temperature industrial thermal processing and provide long-duration energy storage for the grid. The technology enables continuous high-temperature heat while integrating with existing infrastructure to replace natural gas combustion, supporting electrification and renewables deployment. It reduces carbon dioxide and nitrogen oxides emissions, enhances safety and resilience, and aims to lower total capital cost for industrial processors and power plant operators. By delivering scalable, long-duration heat, RedoxBlox helps industries leverage renewable energy and move toward low-emission operations.
Planted Solar
Series A in 2024
Planted Solar develops and deploys solar power plants using a rapid deployment platform that increases energy output per acre and accelerates project delivery. It combines development software, terrain-adaptive high-density racking, and automated construction to build flexible, all-terrain power plants. Through advanced site planning and logistics, the company aims to maximize land use and streamline solar development, enabling faster, scalable deployment of clean energy.
Koloma
Series B in 2024
Koloma is a company specializing in geologic hydrogen production. It leverages proprietary technology, data, and expertise to identify and develop geologic hydrogen resources. The company's data-driven approach aims to reduce global carbon emissions, enabling businesses to lower their environmental impact.
Spiritus
Series A in 2023
Spiritus is a climate technology company specializing in direct-air-capture systems. Its innovative approach combines the Spiritus Sorbent and Carbon Orchard, offering a scalable, modular solution for low-cost carbon dioxide removal and sequestration.
TeraWatt Technology
Series C in 2023
Founded in 2017, TeraWatt Technology designs and manufactures lithium-ion rechargeable batteries for various electrified applications. The company is headquartered in Santa Clara, California with a subsidiary in Tokyo, Japan.
Sonocharge Energy
Seed Round in 2022
Sonocharge Energy develops platform technology that enhances battery charging capabilities. This innovation targets diverse markets such as electric vehicles, e-mobility devices (electric bikes, scooters), aerospace, electric airplanes, and drones.
TeraWatt Technology
Series B in 2022
Founded in 2017, TeraWatt Technology designs and manufactures lithium-ion rechargeable batteries for various electrified applications. The company is headquartered in Santa Clara, California with a subsidiary in Tokyo, Japan.
Nitricity
Venture Round in 2022
Nitricity is an energy company focused on renewable nitrogen fertilizer production with zero carbon emissions. It develops electrified, climate-smart fertilizer products and manufactures nitric acid and ammonia, which can be used separately or combined to produce ammonium nitrate fertilizer. The approach aims to bring products closer to farmers, enable timely application, reduce runoff, and maximize nitrogen delivery on a global scale.
Verdagy
Series A in 2022
Verdagy specializes in innovative water electrolysis technology for large-scale green hydrogen production. Based in Moss Landing, California, the company operates laboratory and pilot plant facilities to advance its technology platform, aiming to achieve low upfront capital costs and competitive unit economics.
Natron Energy
Series D in 2020
Natron Energy develops sodium ion battery technologies for various industrial applications. Founded in 2012, the company specializes in stationary energy storage solutions, including UPS systems, electric vehicle charging, and grid support.
TeraWatt Technology
Seed Round in 2020
Founded in 2017, TeraWatt Technology designs and manufactures lithium-ion rechargeable batteries for various electrified applications. The company is headquartered in Santa Clara, California with a subsidiary in Tokyo, Japan.
BBOXX
Series C in 2016
BBOXX designs, manufactures, and distributes plug-and-play solar power systems to expand access to electricity in Africa and other developing regions. The company offers solar home systems, lighting, radios, TVs, phone chargers, and related products, supported by installation and maintenance services and remote monitoring. It pursues innovative financing models and digital platforms to enable individuals, businesses, and governments to access reliable, affordable utilities, including off-grid energy experiences in rural areas. BBOXX serves customers through distributors in Africa, the United Kingdom, and international markets, with a focus on customer service and scalable solutions.
BBOXX
Venture Round in 2015
BBOXX designs, manufactures, and distributes plug-and-play solar power systems to expand access to electricity in Africa and other developing regions. The company offers solar home systems, lighting, radios, TVs, phone chargers, and related products, supported by installation and maintenance services and remote monitoring. It pursues innovative financing models and digital platforms to enable individuals, businesses, and governments to access reliable, affordable utilities, including off-grid energy experiences in rural areas. BBOXX serves customers through distributors in Africa, the United Kingdom, and international markets, with a focus on customer service and scalable solutions.
SES
Series B in 2015
SolidEnergy Systems Corp. develops and manufactures rechargeable lithium metal batteries primarily for applications in drones, wearables, smartphones, and electric vehicles. Founded in 2012 and based in Woburn, Massachusetts, the company focuses on producing high-performance lithium metal batteries and supplying essential materials, such as anodes and electrolytes, to major lithium-ion cell manufacturers. These materials can be integrated into existing manufacturing processes, allowing for scalability without significant infrastructure investments. SolidEnergy's pilot-scale production caters to prototype demonstrations and specialized aerospace markets, while its future growth is aimed at mainstream sectors like consumer electronics and electric vehicles. Additionally, the company is involved in developing AI-powered safety algorithms and recycling solutions, positioning itself as an integrated battery manufacturer with a commitment to innovation and sustainability.
Sakti3
Series C in 2015
Sakti3, Inc. is a Michigan-based company focused on the development of solid-state rechargeable lithium-ion battery technology. Founded in 2007 and headquartered in Ann Arbor, the company aims to enhance battery performance for electric vehicles and portable electronics. By creating solid-state battery cells, Sakti3 seeks to provide a safer and more efficient alternative to traditional battery technologies, facilitating the transition to electric-powered transportation and devices. As of 2015, Sakti3 operates as a subsidiary of Dyson Ltd.
Seeo
Series E in 2014
Founded in 2007, Seeo develops and manufactures rechargeable lithium-ion batteries using a nano-structured polymer electrolyte. These entirely solid-state batteries are designed to be safe, lightweight, and durable, serving markets such as transportation, electric grid, and telecommunication backup.
Ambri
Series C in 2014
Ambri develops grid-scale energy storage technology based on liquid metal battery cells, designed to provide low-cost, long-duration storage for electric grids and renewable energy systems. Its systems are offered as ready-to-install DC containers that enable daily cycling with high efficiency, long lifespan, and safety, and are positioned to replace diesel generators at hyperscale data centers while stabilizing the grid with intermittent renewables. Founded in 2010 and based in Marlborough, Massachusetts, Ambri focuses on scalable storage solutions for grid reliability, renewable integration, and data-center applications.
BBOXX
Series A in 2013
BBOXX designs, manufactures, and distributes plug-and-play solar power systems to expand access to electricity in Africa and other developing regions. The company offers solar home systems, lighting, radios, TVs, phone chargers, and related products, supported by installation and maintenance services and remote monitoring. It pursues innovative financing models and digital platforms to enable individuals, businesses, and governments to access reliable, affordable utilities, including off-grid energy experiences in rural areas. BBOXX serves customers through distributors in Africa, the United Kingdom, and international markets, with a focus on customer service and scalable solutions.
LightSail Energy
Series D in 2013
LightSail Energy focuses on the development of advanced energy storage systems that utilize compressed air technology. The company aims to modernize the electrical grid globally by providing efficient, grid-scale energy storage solutions. These systems are designed to enhance the reliability of renewable energy sources, such as solar and wind, allowing for on-demand energy delivery. By shifting its emphasis from vehicle-based technologies to large-scale applications, LightSail Energy offers clients cost-effective options for energy storage, contributing to a more sustainable energy landscape.
Natron Energy
Series A in 2013
Natron Energy develops sodium ion battery technologies for various industrial applications. Founded in 2012, the company specializes in stationary energy storage solutions, including UPS systems, electric vehicle charging, and grid support.
LightSail Energy
Series D in 2012
LightSail Energy focuses on the development of advanced energy storage systems that utilize compressed air technology. The company aims to modernize the electrical grid globally by providing efficient, grid-scale energy storage solutions. These systems are designed to enhance the reliability of renewable energy sources, such as solar and wind, allowing for on-demand energy delivery. By shifting its emphasis from vehicle-based technologies to large-scale applications, LightSail Energy offers clients cost-effective options for energy storage, contributing to a more sustainable energy landscape.
EcoMotors
Series C in 2012
EcoMotors, Inc. is a technology company based in Allen Park, Michigan, focused on developing advanced combustion engines and powertrains for a variety of applications. Established in 2008, the company specializes in high-efficiency liquid fuel engines, notably the unique Opposed Piston Opposed Cylinder (OPOC) engine. These engines are designed to operate on multiple fuels, such as gasoline, diesel, and ethanol, making them versatile for use in cars, light trucks, commercial vehicles, marine applications, agricultural machinery, and stationary generators. EcoMotors also offers innovative solutions like the Electrically Controlled Turbocharger (ECT) and the Counter Rotating Generator (CRG), which enhance engine performance and efficiency. Through its cutting-edge technology, EcoMotors aims to transform conventional internal combustion powertrains and contribute to a more sustainable future in transportation and energy.
Ambri
Series B in 2012
Ambri develops grid-scale energy storage technology based on liquid metal battery cells, designed to provide low-cost, long-duration storage for electric grids and renewable energy systems. Its systems are offered as ready-to-install DC containers that enable daily cycling with high efficiency, long lifespan, and safety, and are positioned to replace diesel generators at hyperscale data centers while stabilizing the grid with intermittent renewables. Founded in 2010 and based in Marlborough, Massachusetts, Ambri focuses on scalable storage solutions for grid reliability, renewable integration, and data-center applications.
Seeo
Series D in 2011
Founded in 2007, Seeo develops and manufactures rechargeable lithium-ion batteries using a nano-structured polymer electrolyte. These entirely solid-state batteries are designed to be safe, lightweight, and durable, serving markets such as transportation, electric grid, and telecommunication backup.
QuantumScape
Venture Round in 2011
QuantumScape is a renewable energy company focused on advancing solid-state battery technology to enhance the performance and range of electric vehicles. Founded in 2010 by Jagdeep Singh in San Jose, California, the company aims to transform the battery industry by creating a solid-state battery that offers significantly higher energy storage capacity compared to traditional batteries. QuantumScape is developing next-generation solid-state lithium-metal batteries, featuring an innovative anode-less cell design that improves energy density while reducing material costs and streamlining manufacturing processes. Through these advancements, QuantumScape seeks to facilitate the widespread adoption of electric vehicles.
EchoFirst
Series B in 2010
EchoFirst is a manufacturer specializing in integrated solar energy systems designed to meet the electric and heating needs of residential properties. Its innovative Echo solar systems surpass the energy output of traditional photovoltaic systems by generating electricity along with hot water for household uses such as washing and bathing, as well as providing thermal energy for home heating and cooling. The company serves a diverse clientele, including homeowners, installation partners, and developers of new homes, aiming to enhance energy efficiency and sustainability in residential environments.
Sakti3
Series B in 2010
Sakti3, Inc. is a Michigan-based company focused on the development of solid-state rechargeable lithium-ion battery technology. Founded in 2007 and headquartered in Ann Arbor, the company aims to enhance battery performance for electric vehicles and portable electronics. By creating solid-state battery cells, Sakti3 seeks to provide a safer and more efficient alternative to traditional battery technologies, facilitating the transition to electric-powered transportation and devices. As of 2015, Sakti3 operates as a subsidiary of Dyson Ltd.
EcoMotors
Series B in 2010
EcoMotors, Inc. is a technology company based in Allen Park, Michigan, focused on developing advanced combustion engines and powertrains for a variety of applications. Established in 2008, the company specializes in high-efficiency liquid fuel engines, notably the unique Opposed Piston Opposed Cylinder (OPOC) engine. These engines are designed to operate on multiple fuels, such as gasoline, diesel, and ethanol, making them versatile for use in cars, light trucks, commercial vehicles, marine applications, agricultural machinery, and stationary generators. EcoMotors also offers innovative solutions like the Electrically Controlled Turbocharger (ECT) and the Counter Rotating Generator (CRG), which enhance engine performance and efficiency. Through its cutting-edge technology, EcoMotors aims to transform conventional internal combustion powertrains and contribute to a more sustainable future in transportation and energy.
Gevo
Series D in 2010
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
QuantumScape
Seed Round in 2010
QuantumScape is a renewable energy company focused on advancing solid-state battery technology to enhance the performance and range of electric vehicles. Founded in 2010 by Jagdeep Singh in San Jose, California, the company aims to transform the battery industry by creating a solid-state battery that offers significantly higher energy storage capacity compared to traditional batteries. QuantumScape is developing next-generation solid-state lithium-metal batteries, featuring an innovative anode-less cell design that improves energy density while reducing material costs and streamlining manufacturing processes. Through these advancements, QuantumScape seeks to facilitate the widespread adoption of electric vehicles.
Seeo
Series C in 2009
Founded in 2007, Seeo develops and manufactures rechargeable lithium-ion batteries using a nano-structured polymer electrolyte. These entirely solid-state batteries are designed to be safe, lightweight, and durable, serving markets such as transportation, electric grid, and telecommunication backup.
Gevo
Venture Round in 2009
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
Ausra
Venture Round in 2009
Ausra is a manufacturer and developer of utility-scale solar technologies aimed at addressing global electricity demands in an environmentally responsible manner. The company specializes in solar thermal power infrastructure, particularly through its compact linear Fresnel reflector systems, which utilize focused sunlight to boil water and generate high-pressure steam that powers conventional turbine generators. Ausra is also advancing low-cost thermal energy storage systems, enabling the generation of solar electric power on demand, both during daylight and nighttime hours. By providing zero-carbon power plants, Ausra offers a viable alternative to fossil-fuel-based electricity generation, delivering energy at competitive market prices while minimizing emissions associated with traditional fuel combustion.
Sakti3
Series A in 2009
Sakti3, Inc. is a Michigan-based company focused on the development of solid-state rechargeable lithium-ion battery technology. Founded in 2007 and headquartered in Ann Arbor, the company aims to enhance battery performance for electric vehicles and portable electronics. By creating solid-state battery cells, Sakti3 seeks to provide a safer and more efficient alternative to traditional battery technologies, facilitating the transition to electric-powered transportation and devices. As of 2015, Sakti3 operates as a subsidiary of Dyson Ltd.
Ausra
Series B in 2008
Ausra is a manufacturer and developer of utility-scale solar technologies aimed at addressing global electricity demands in an environmentally responsible manner. The company specializes in solar thermal power infrastructure, particularly through its compact linear Fresnel reflector systems, which utilize focused sunlight to boil water and generate high-pressure steam that powers conventional turbine generators. Ausra is also advancing low-cost thermal energy storage systems, enabling the generation of solar electric power on demand, both during daylight and nighttime hours. By providing zero-carbon power plants, Ausra offers a viable alternative to fossil-fuel-based electricity generation, delivering energy at competitive market prices while minimizing emissions associated with traditional fuel combustion.
Firefly International Energy
Series C in 2008
Firefly International Energy is a developer and manufacturer of advanced lead-acid battery technologies, focusing primarily on carbon and graphite foam-based solutions. Launched as a spin-out from Caterpillar in May 2003, the company targets military and commercial industries with its innovative microcell foam-based battery technology. Firefly International Energy aims to enhance the performance and efficiency of lead-acid batteries, positioning itself as a key player in the energy storage sector.
Gevo
Series C in 2008
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
Infinia
Series B in 2008
Infinia Corporation is a solar energy technology company that specializes in the development of innovative power generation systems. The company's flagship product, the PowerDish, is a proprietary solar power generation device that efficiently converts solar energy into electricity. Infinia also provides micro combined heat and power systems targeted at residential energy consumers, as well as solar and biomass-powered electric generators designed for various applications, including deep space missions and remote power needs. The PowerDish is aimed at energy asset developers, utilities, and commercial companies involved in large-scale solar projects, with a global launch anticipated to have begun in late 2010.
Seeo
Series B in 2008
Founded in 2007, Seeo develops and manufactures rechargeable lithium-ion batteries using a nano-structured polymer electrolyte. These entirely solid-state batteries are designed to be safe, lightweight, and durable, serving markets such as transportation, electric grid, and telecommunication backup.
Ausra
Debt Financing in 2008
Ausra is a manufacturer and developer of utility-scale solar technologies aimed at addressing global electricity demands in an environmentally responsible manner. The company specializes in solar thermal power infrastructure, particularly through its compact linear Fresnel reflector systems, which utilize focused sunlight to boil water and generate high-pressure steam that powers conventional turbine generators. Ausra is also advancing low-cost thermal energy storage systems, enabling the generation of solar electric power on demand, both during daylight and nighttime hours. By providing zero-carbon power plants, Ausra offers a viable alternative to fossil-fuel-based electricity generation, delivering energy at competitive market prices while minimizing emissions associated with traditional fuel combustion.
Infinia
Series B in 2008
Infinia Corporation is a solar energy technology company that specializes in the development of innovative power generation systems. The company's flagship product, the PowerDish, is a proprietary solar power generation device that efficiently converts solar energy into electricity. Infinia also provides micro combined heat and power systems targeted at residential energy consumers, as well as solar and biomass-powered electric generators designed for various applications, including deep space missions and remote power needs. The PowerDish is aimed at energy asset developers, utilities, and commercial companies involved in large-scale solar projects, with a global launch anticipated to have begun in late 2010.
EcoMotors
Series A in 2008
EcoMotors, Inc. is a technology company based in Allen Park, Michigan, focused on developing advanced combustion engines and powertrains for a variety of applications. Established in 2008, the company specializes in high-efficiency liquid fuel engines, notably the unique Opposed Piston Opposed Cylinder (OPOC) engine. These engines are designed to operate on multiple fuels, such as gasoline, diesel, and ethanol, making them versatile for use in cars, light trucks, commercial vehicles, marine applications, agricultural machinery, and stationary generators. EcoMotors also offers innovative solutions like the Electrically Controlled Turbocharger (ECT) and the Counter Rotating Generator (CRG), which enhance engine performance and efficiency. Through its cutting-edge technology, EcoMotors aims to transform conventional internal combustion powertrains and contribute to a more sustainable future in transportation and energy.
Ausra
Series A in 2007
Ausra is a manufacturer and developer of utility-scale solar technologies aimed at addressing global electricity demands in an environmentally responsible manner. The company specializes in solar thermal power infrastructure, particularly through its compact linear Fresnel reflector systems, which utilize focused sunlight to boil water and generate high-pressure steam that powers conventional turbine generators. Ausra is also advancing low-cost thermal energy storage systems, enabling the generation of solar electric power on demand, both during daylight and nighttime hours. By providing zero-carbon power plants, Ausra offers a viable alternative to fossil-fuel-based electricity generation, delivering energy at competitive market prices while minimizing emissions associated with traditional fuel combustion.
Gevo
Series B in 2007
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
Infinia
Series A in 2007
Infinia Corporation is a solar energy technology company that specializes in the development of innovative power generation systems. The company's flagship product, the PowerDish, is a proprietary solar power generation device that efficiently converts solar energy into electricity. Infinia also provides micro combined heat and power systems targeted at residential energy consumers, as well as solar and biomass-powered electric generators designed for various applications, including deep space missions and remote power needs. The PowerDish is aimed at energy asset developers, utilities, and commercial companies involved in large-scale solar projects, with a global launch anticipated to have begun in late 2010.
Seeo
Series A in 2007
Founded in 2007, Seeo develops and manufactures rechargeable lithium-ion batteries using a nano-structured polymer electrolyte. These entirely solid-state batteries are designed to be safe, lightweight, and durable, serving markets such as transportation, electric grid, and telecommunication backup.
Gevo
Series A in 2007
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
Gevo
Series A in 2005
Gevo specializes in producing renewable fuels and chemicals using sustainable resources. Its primary products include gasoline, jet fuel, diesel fuel, isobutanol, and renewable natural gas. The company aims to reduce greenhouse gas emissions by providing low-carbon alternatives to fossil fuels.
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