Breakthrough Energy is an impact investment firm based in Kirkland, Washington, established in 2016. The firm focuses on making minority investments in seed-stage, early-stage, and later-stage companies within the environmental services and cleantech sectors. Guided by scientific and technological expertise, Breakthrough Energy aims to support the development of innovative solutions that provide reliable and affordable power while addressing climate change. The firm is committed to investing patiently in transformative technologies that enhance the way people live, eat, travel, and build, ensuring that these advancements do not contribute to global warming.
Investment Principal and Company Builder, Breakthrough Energy Ventures
Jim Cabot
Managing Director, Breakthrough Energy Ventures
Priscilla Chan MD
Co-Founder, Breakthrough Energy Coalition
Quinn Cornelius
Senior Director, Strategic Investments
Christian Garcia
Managing Director and Partner, Breakthrough Energy Ventures
William Gates Jr.
Co-Founder, Breakthrough Energy Coalition and Investor
Christina Karapataki
Partner, Breakthrough Energy Ventures
Sila Kiliccote
Partner, Breakthrough Energy Ventures
Allegra Kowalewski-Ferreira
Partner, Breakthrough Energy Ventures
Phil Larochell
Principal
Phil Larochelle Ph.D
Partner, Breakthrough Energy Ventures
Jack Ma
Founder and Investor
Brian Mayers Ph.D
Partner, Breakthrough Energy Ventures
Christopher Poirier
Partner, Breakthrough Energy Ventures
Juilia Reinaud
Senior Director
Cooper Rinzler Ph.D
Partner, Breakthrough Energy Ventures
Christopher Rivest
Partner, Breakthrough Energy Ventures
Eric Toone
Executive Managing Director
Libby Wayman
Partner, Breakthrough Energy Ventures
Stefan Zlatev
Partner, Breakthrough Energy Ventures
Julia Reinaud Ph.D
Senior Director, Europe
Past deals in Manufacturing
Mangrove Lithium
Venture Round in 2025
Mangrove Lithium, based in Vancouver, has developed a modular and scalable refining technology for the efficient production of battery-grade lithium hydroxide and carbonate from a variety of input streams. This innovative platform allows for the direct conversion of lithium chloride and lithium sulfate into high-quality lithium products. The technology can be adapted to different capacities and is designed to be co-located with upstream lithium producers, as well as cathode and cell manufacturers. Additionally, Mangrove’s platform is being commercialized for the conversion of waste brines into valuable chemicals and desalinated water, contributing to more sustainable practices in the lithium supply chain.
LuxWall
Series B in 2024
LuxWall is a building materials company that pioneers the design and manufacture of vacuum-insulated glass. LuxWall produces glass that acts as transparent insulation, providing thermal insulation values comparable to fiberglass wall insulation. With widespread adoption, LuxWall's patented technology has the potential to reduce global carbon emissions by more than 0.5 gigatonnes per year. The company was founded in 2020 and is headquartered in Ypsilanti, Michigan, United States.
Guidewheel
Series B in 2024
Guidewheel is a developer of an AI-powered factory operations platform that helps manufacturers enhance productivity and profitability across their operations. The platform utilizes a non-intrusive approach, similar to a smartwatch, to monitor machines by analyzing their electrical signals. This allows for real-time insights into machine performance, including operational speed, activity status, and early detection of potential issues. With the integration of additional sensors, Guidewheel’s technology offers increasing value related to profitability and sustainability. Founded at Stanford University, Guidewheel has already made strides with hundreds of manufacturers, achieving an average runtime improvement of 40%. The company aims to become the leading real-time intelligence platform for the world’s factories, contributing significantly to operational efficiency and addressing climate change challenges.
Boston Metal
Series C in 2023
Boston Metal is a metallurgy company focused on reducing the carbon footprint of steel production through its innovative Molten Oxide Electrolysis (MOE) technology. Established in 2012 as a spin-off from MIT, the company has developed an industrial-scale solution that enables the efficient and cost-effective production of a diverse range of metals and alloys. Utilizing an electrolytic cell, Boston Metal processes raw iron ore to create ferroalloys, which are essential for producing various grades of steel. The company's advancements in MOE technology have resulted in a significant scaling of production capabilities, achieving a 1,000-fold increase and generating thousands of kilograms of metal. Headquartered in Woburn, Massachusetts, Boston Metal aims to provide a greener alternative for the metal industry by leveraging its unique process and a variety of feedstocks.
Sortera Technologies
Series C in 2023
Sortera Alloys manufactures low-cost, high-quality metal alloys for domestic manufacturing using its artificial intelligence technology. Sortera Alloys is a company based in Fort Wayne, Indiana, and was established in 2020.
CubicPV
Venture Round in 2023
CubicPV is a solar manufacturing company that focuses on producing wafers and tandem modules using advanced silicon and perovskite technologies. The company develops innovative semiconductor combinations for tandem modules, which enhance energy harvesting by utilizing two different light absorbers, thus improving efficiency across a broader spectrum of sunlight. This technology aims to reduce the cost of solar electricity to be competitive with conventional energy sources, such as coal. By manufacturing silicon wafers directly from the silicon melt, CubicPV streamlines the production process, eliminating several steps and effectively doubling the yield. This approach not only lowers the cost of clean electricity but also minimizes the carbon footprint associated with solar panel production, supporting the growing global demand for sustainable energy solutions.
Stratus Materials
Series A in 2023
Stratus Materials is a developer and manufacturer of advanced cathode active materials specifically designed for lithium-ion batteries. The company specializes in manganese-rich, cobalt-free materials, which provide a favorable balance of performance, safety, cost-effectiveness, and environmental sustainability. By focusing on these innovative materials, Stratus Materials aims to enhance the performance of electric vehicle batteries and support the growing demand for efficient energy storage solutions.
LuxWall
Venture Round in 2023
LuxWall is a building materials company that pioneers the design and manufacture of vacuum-insulated glass. LuxWall produces glass that acts as transparent insulation, providing thermal insulation values comparable to fiberglass wall insulation. With widespread adoption, LuxWall's patented technology has the potential to reduce global carbon emissions by more than 0.5 gigatonnes per year. The company was founded in 2020 and is headquartered in Ypsilanti, Michigan, United States.
Guidewheel
Series A in 2022
Guidewheel is a developer of an AI-powered factory operations platform that helps manufacturers enhance productivity and profitability across their operations. The platform utilizes a non-intrusive approach, similar to a smartwatch, to monitor machines by analyzing their electrical signals. This allows for real-time insights into machine performance, including operational speed, activity status, and early detection of potential issues. With the integration of additional sensors, Guidewheel’s technology offers increasing value related to profitability and sustainability. Founded at Stanford University, Guidewheel has already made strides with hundreds of manufacturers, achieving an average runtime improvement of 40%. The company aims to become the leading real-time intelligence platform for the world’s factories, contributing significantly to operational efficiency and addressing climate change challenges.
ReMo Energy
Seed Round in 2022
ReMo Energy is a manufacturer that specializes in industrial materials, focusing on the development of distributed scale green ammonia plants. These facilities produce nitrogen fertilizers using renewable electricity, air, and water, thereby replacing traditional fossil fuel methods. Employing predictive modeling and innovative vegetation development techniques, ReMo Energy harnesses local renewable energy sources to create green chemicals. This approach not only addresses the ammonia market's challenges related to food security and climate change but also optimizes the utilization of intermittent renewable energy resources.
Sortera Technologies
Venture Round in 2022
Sortera Alloys manufactures low-cost, high-quality metal alloys for domestic manufacturing using its artificial intelligence technology. Sortera Alloys is a company based in Fort Wayne, Indiana, and was established in 2020.
Zap Energy
Series C in 2022
Zap Energy, Inc., founded in 2017 and headquartered in Seattle, Washington, specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. The company’s innovative technology utilizes electric currents to create magnetic fields that confine and compress plasma, enabling efficient energy production through nuclear fusion. This approach offers a low-carbon, cost-effective, and flexible power source while requiring less capital investment compared to traditional fusion methods. By focusing on compact and scalable fusion technology, Zap Energy aims to advance sustainable energy solutions and improve the economics of fusion energy.
Mangrove Lithium
Series B in 2022
Mangrove Lithium, based in Vancouver, has developed a modular and scalable refining technology for the efficient production of battery-grade lithium hydroxide and carbonate from a variety of input streams. This innovative platform allows for the direct conversion of lithium chloride and lithium sulfate into high-quality lithium products. The technology can be adapted to different capacities and is designed to be co-located with upstream lithium producers, as well as cathode and cell manufacturers. Additionally, Mangrove’s platform is being commercialized for the conversion of waste brines into valuable chemicals and desalinated water, contributing to more sustainable practices in the lithium supply chain.
Sortera Technologies
Series A in 2021
Sortera Alloys manufactures low-cost, high-quality metal alloys for domestic manufacturing using its artificial intelligence technology. Sortera Alloys is a company based in Fort Wayne, Indiana, and was established in 2020.
Mangrove Lithium
Series A in 2021
Mangrove Lithium, based in Vancouver, has developed a modular and scalable refining technology for the efficient production of battery-grade lithium hydroxide and carbonate from a variety of input streams. This innovative platform allows for the direct conversion of lithium chloride and lithium sulfate into high-quality lithium products. The technology can be adapted to different capacities and is designed to be co-located with upstream lithium producers, as well as cathode and cell manufacturers. Additionally, Mangrove’s platform is being commercialized for the conversion of waste brines into valuable chemicals and desalinated water, contributing to more sustainable practices in the lithium supply chain.
LuxWall
Venture Round in 2021
LuxWall is a building materials company that pioneers the design and manufacture of vacuum-insulated glass. LuxWall produces glass that acts as transparent insulation, providing thermal insulation values comparable to fiberglass wall insulation. With widespread adoption, LuxWall's patented technology has the potential to reduce global carbon emissions by more than 0.5 gigatonnes per year. The company was founded in 2020 and is headquartered in Ypsilanti, Michigan, United States.
CubicPV
Venture Round in 2021
CubicPV is a solar manufacturing company that focuses on producing wafers and tandem modules using advanced silicon and perovskite technologies. The company develops innovative semiconductor combinations for tandem modules, which enhance energy harvesting by utilizing two different light absorbers, thus improving efficiency across a broader spectrum of sunlight. This technology aims to reduce the cost of solar electricity to be competitive with conventional energy sources, such as coal. By manufacturing silicon wafers directly from the silicon melt, CubicPV streamlines the production process, eliminating several steps and effectively doubling the yield. This approach not only lowers the cost of clean electricity but also minimizes the carbon footprint associated with solar panel production, supporting the growing global demand for sustainable energy solutions.
Ecocem Ireland
Venture Round in 2021
Ecocem Ireland is a cement manufacturing company that specializes in producing low-carbon cementitious products, specifically Ground Granulated Blast Furnace Slag (GGBS) and CEM III-A technology. Their eco-friendly cement is created using slag from steel furnaces through an advanced process that significantly reduces carbon emissions compared to traditional methods. This innovation allows concrete companies to decrease environmental pollutants while conserving electricity and natural resources. In addition to their manufacturing capabilities, Ecocem Ireland also offers architectural design services to their clients, who can reach the company through phone, email, and online applications.
Boston Metal
Series B in 2021
Boston Metal is a metallurgy company focused on reducing the carbon footprint of steel production through its innovative Molten Oxide Electrolysis (MOE) technology. Established in 2012 as a spin-off from MIT, the company has developed an industrial-scale solution that enables the efficient and cost-effective production of a diverse range of metals and alloys. Utilizing an electrolytic cell, Boston Metal processes raw iron ore to create ferroalloys, which are essential for producing various grades of steel. The company's advancements in MOE technology have resulted in a significant scaling of production capabilities, achieving a 1,000-fold increase and generating thousands of kilograms of metal. Headquartered in Woburn, Massachusetts, Boston Metal aims to provide a greener alternative for the metal industry by leveraging its unique process and a variety of feedstocks.
Boston Materials
Convertible Note in 2020
Boston Materials, Inc. is a manufacturer of advanced composite materials, specializing in 3D reinforced carbon fiber pre-pregs. Founded in 2016 and based in Bedford, Massachusetts, the company utilizes patented Z-axis Fiber technology, which incorporates vertically aligned carbon fibers to enhance energy transfer properties. Its product line includes Carbon Supercomposite, a magnetically assembled carbon fiber pre-preg, which finds applications across various sectors such as aerospace, automotive, marine, wind energy, and sports equipment. Boston Materials' advanced materials aim to improve thermal, electrical, and mechanical properties, offering a roll-to-roll manufacturing process with in-line quality control and an annual production capacity of one million square meters. These innovations enable industries like semiconductors and electrified vehicles to achieve greater efficiency, reliability, and weight reduction while addressing critical challenges in durability and performance.
1366 Technologies
Series E in 2019
1366 Technologies is a manufacturer of silicon wafers used to deliver solar modules. The company's silicon wafers leverage existing billion-dollar cell and module investments, enabling businesses to get a long-term, differentiated product roadmap. It was founded in 2008 and is headquartered in Bedford, Massachusetts.
Boston Metal
Series A in 2019
Boston Metal is a metallurgy company focused on reducing the carbon footprint of steel production through its innovative Molten Oxide Electrolysis (MOE) technology. Established in 2012 as a spin-off from MIT, the company has developed an industrial-scale solution that enables the efficient and cost-effective production of a diverse range of metals and alloys. Utilizing an electrolytic cell, Boston Metal processes raw iron ore to create ferroalloys, which are essential for producing various grades of steel. The company's advancements in MOE technology have resulted in a significant scaling of production capabilities, achieving a 1,000-fold increase and generating thousands of kilograms of metal. Headquartered in Woburn, Massachusetts, Boston Metal aims to provide a greener alternative for the metal industry by leveraging its unique process and a variety of feedstocks.
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