Our Portfolio
The companies we back are grounded in science that works and markets that need it. Each one was identified through rigorous technical diligence, built by exceptional teams, and positioned to move markets.

Low-cost modular critical minerals refining for domestic and international supply chains: a cleaner, faster, and more affordable alternative to today’s refining.
Co-investors
Equinor · Caterpillar · VoLo Earth · MassMutual Ventures · CEVG

Grid enhancing technology expands transmission capacity by up to 60% without new lines, unlocking the full potential of the existing grid and enabling renewables adoption.
Co-investors
National Grid · Microsoft · UP Partners · Climate Innovation Capital · S2G Ventures

Turns the utility meter into an all-in-one integration point for distributed energy resources, making the grid edge smarter and more responsive.

Carbon-oxygen battery stores energy for days without critical minerals. Already on Mars. Now bringing long-duration storage to Earth's grid.

Lowers sustainable aviation fuel costs through a single-step process, making decarbonization affordable in one of the hardest-to-abate sectors.
Co-investors
Orlen · Safran · United Airlines · Kiko Ventures · Eni · Trafigura · Aramco Ventures Sustainability Fund

Mass-market turbocompressor that dramatically breaks the existing performance limits of electric heating and cooling equipment.
Co-investors

Provides firm, dispatchable power with high-efficiency thermal storage and freezing technology that cuts energy use in data centers, cold chain logistics, and any HVAC application by up to 40%.
Co-investors
Autodesk Foundation · Skyview Ventures · Closed Loop Ventures

3D-printed spacers reduce energy costs up to 30% and improve efficiency for reverse osmosis water treatment, the foundation of clean water at industrial scale.
Co-investors

Transforms mine waste into cost-competitive phosphoric acid and sulfuric acid locally from captured CO₂.
Co-investors

Replaces century-old Haber-Bosch process with ambient-temperature electrochemical ammonia production, reducing CO₂ from one of the world's biggest industrial emitters.
Co-investors
SOSV · Zero Carbon Capital · UM6P Ventures · High House Investments

Industrial heat up to 1800°C, powered by clean electricity at prices that compete with – and beat – natural gas.
Co-investors
Starlight Ventures · Grantham Foundation · Holcim MAQER Ventures · GVP Climate · Vale · Arcelor Mittal XCarb · TechEnergy Ventures · EDP Ventures

Transforms CO₂ into low-carbon cement additives at the source of industrial emissions, decarbonizing concrete, the world's most-used material.
Co-investors
CEMEX Ventures · Oxy Low Carbon Ventures · Titan · CRH · BDC Capital · Climate Investment · Amplify Capital · Builders Vision

High-temperature electrolyzers use industrial waste heat to produce green hydrogen at the lowest possible cost unlocking decarbonization of heavy industry.
Co-investors
Lummus · GVP Climate · bp Ventures · Mitsubishi Heavy Industry · SWAN

Aligns carbon fibers magnetically to create lightweight composites with superior strength, stiffness, and conductivity — enabling lighter EVs, aircraft, and infrastructure.
Co-investors
Good Growth Capital · ACCELR8 · Valo Ventures · ACVC Partners · SABIC Ventures · CEVG
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Smart Photonic Coating that increases solar output by up to 20% for both silicon-based and polymer-based solar cells. A drop-in upgrade with no new hardware required.
Co-investors

Renewable energy analytics platform helping buyers and sellers quantify, price, and manage the risk of variable clean energy, bringing data-driven rigor to the energy transition.
Pre-fund portfolio

Tracks 24/7 carbon-free energy at the meter level, giving corporates the granular data they need to credibly decarbonize their operations.
Co-investors
Clearsky · Tenaska · EDF · Brookfield

Third-party certification of high-performing, energy efficient homes, creating market value for efficiency upgrades and accelerating residential decarbonization.
Co-investors

Atomically-thin cathode coatings improve EV battery cycle life, safety, and energy density, enabling longer range and faster charging for next-gen vehicles.
Co-investors

Energy intensity platform helps industrial operators reduce energy use per unit of production — unlocking 10-30% energy and carbon savings without process changes.
Co-investors
Lineage Logistics · ENGIE · ABB · GS Energy

Electrolysis technology that electrifies and decarbonizes chemical manufacturing, replacing energy-intensive thermal processes with clean electrochemical ones.

Liquid organic hydrogen carriers safely store and transport hydrogen at ambient conditions, solving the biggest barrier to global green hydrogen trade.
Co-investors
BDC Capital · Antares Ventures · EPS Ventures · SOSV · the51 · UCeed Investment Funds

Electrochemical lithium extraction directly from brine, unlocking 85% of untapped lithium with minimal water use, no evaporation ponds, no toxic chemicals.
Co-investors
TechEnergy Ventures · GS Futures · Lowercarbon Capital · MassCEC

40% reduction in AC energy consumption with near-doubled system efficiency, a critical breakthrough as global cooling demand surges alongside warming temperatures.
Co-investors

PET & polyester waste upcycling creating a circular plastics supply chain, turning one of the world's largest waste streams into a clean manufacturing input.
Co-investors

Power Router platform enhancing energy performance and alleviating grid constraints, giving utilities and developers a smarter tool to manage distributed energy.
Co-investors
ABB · Cerberus Ventures · Engine Ventures · Fine Structures Ventures · Chevron Technology Ventures · Piedmont Capital

Hydrothermal cement production cuts CO₂ emissions by 70%, transforming one of the largest industrial sources of carbon into a low-carbon material.
Co-investors

Converts asbestos mine tailings into permanent CO₂ storage and critical mineral feedstocks — turning a hazardous waste into a climate solution.
Co-investors
BDC Capital · Investissement Quebec · MOL Switch · Kinetics, a Karpowership initiative
Legacy Portfolio