Our Portfolio

Climate Solutions
That Move Markets.

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.

50+
Companies Backed
14
Exits & Acquisitions
$415M
AUM
104.1 GT
Total CO₂e Reduction Potential over the next 30 years
AllGrid & StorageFuels & GenerationBuildings & CoolingIndustrialCarbon & MineralsMaterialsTransportationAdaptation & Resiliency

Nth Cycle

Critical Minerals

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

LineVision

Grid

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

ConnectDER

Grid

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

Co-investors

Noon Energy

Energy Storage

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

Co-investors

OXCCU

Fuels & Generation

Lowers sustainable aviation fuel costs through a single-step process, making decarbonization affordable in one of the hardest-to-abate sectors.

Co-investors

Evari

Buildings

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

Co-investors

Rebound

Buildings

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

Aqua Membranes

Water

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

Travertine

Carbon

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

Co-investors

Nitrofix

Industrial

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

Electrified Thermal

Industrial

Industrial heat up to 1800°C, powered by clean electricity at prices that compete with – and beat – natural gas.

Co-investors

Carbon Upcycling

Carbon

Transforms CO₂ into low-carbon cement additives at the source of industrial emissions, decarbonizing concrete, the world's most-used material.

Co-investors

Advanced Ionics

Fuels & Generation

High-temperature electrolyzers use industrial waste heat to produce green hydrogen at the lowest possible cost unlocking decarbonization of heavy industry.

Co-investors

Boston Materials

Materials

Aligns carbon fibers magnetically to create lightweight composites with superior strength, stiffness, and conductivity — enabling lighter EVs, aircraft, and infrastructure.

Co-investors

SunDensity

Fuels & Generation

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

REsurety

Software

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

ClearTrace

Carbon & Minerals

Tracks 24/7 carbon-free energy at the meter level, giving corporates the granular data they need to credibly decarbonize their operations.

Co-investors

Pearl

Buildings

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

Co-investors

Volexion

Materials

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

Ndustrial

Industrial

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

Aepnus

Industrial

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

Co-investors

Ayrton Energy

Grid & Storage

Liquid organic hydrogen carriers safely store and transport hydrogen at ambient conditions, solving the biggest barrier to global green hydrogen trade.

Co-investors

Lithios

Critical Minerals

Electrochemical lithium extraction directly from brine, unlocking 85% of untapped lithium with minimal water use, no evaporation ponds, no toxic chemicals.

Co-investors

Transaera

Buildings

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

Co-investors

MacroCycle

Materials

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

DG Matrix

Grid

Power Router platform enhancing energy performance and alleviating grid constraints, giving utilities and developers a smarter tool to manage distributed energy.

Co-investors

Queens Carbon

Carbon

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

Co-investors

Exterra Carbon Solutions

Carbon

Converts asbestos mine tailings into permanent CO₂ storage and critical mineral feedstocks — turning a hazardous waste into a climate solution.

Co-investors

Hertha Metals

Industrial

Flex-HERS™ converts low-grade iron ore into molten steel or high-purity iron in one step, making green steel viable at industrial scale with flexible feedstocks.

Co-investors

NexDash

Transportation

AI-powered platform connecting energy, capital, and data to electrify ground freight, accelerating the transition of commercial transportation.

Co-investors

Legacy Portfolio

Exited Companies

7AC TechnologiesAcquired byEmerson
Pika EnergyAcquired byGenerac
MyEnergyAcquired byNest
eQuilibriumAcquired byEnerNOC
Purpose EnergyAcquired byQuinbrook
WeSpireAcquired byBonterra
SolantroAcquired byHUADA
ZagsterAcquired bySuperpedestrian
Powerhouse DynamicsAcquired byMiddleby
BodhiAcquired byOneEthos
SparkMeterAcquired byHoneywell
Quidnet EnergyPre-Fund Portfolio
CleanFiberPre-Fund Portfolio
VoltServerPre-Fund Portfolio