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Startup Portfolio: Electricity

Meet Our Latest Startups: Cohort 23-1!

As part of our effort to move the needle—and the market—on climate tech, D3 is proud to announce Cohort 23-1. It comprises 15 promising climate tech startups spanning diverse sectors and solutions.


Developing low-cost energy storage solutions for many applications ranging from fast frequency response (FFR) and over electric mobility, to long-duration energy storage (LDES).

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Antora Energy

Building inexpensive long-duration energy storage using high-efficiency thermophotovoltaics.

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Banyan Infrastructure

Making it easier for lenders and borrowers to finance sustainable infrastructure projects.

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betteries AMPS GmbH

Providing mobile, modular, and multipurpose power systems based on upcycling EV batteries.

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BlueDot Photonics

Enabling perovskite-based photovoltaics that improve the efficiency and durability and lower the costs of solar energy.

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Cache Energy

Developing long duration energy storage technology that can be safely installed anywhere and transported everywhere.

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Celadyne Technologies

Developing a new proton exchange membrane (PEM) for use in fuel cells and electrolyzers.

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CoFlow Jet Wind Turbines

Increasing the annual power output of wind turbines by 20%, and reducing the levelized cost of energy by 30%.

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Eavor Technologies

Creating the world’s first truly scalable form of clean, baseload, and dispatchable power.

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Energy Dome

Developing a low-cost and efficient system for long-duration electricity storage using liquid CO2.

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Making low-carbon energy assets more profitable.

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Kanin Energy

Helping industrial clients capture waste heat to produce clean, baseload power using an organic rankine cycle generator.

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Mangrove Lithium

Developing an electrochemical technology that enables the lowest-cost production of lithium hydroxide, commonly used for electric vehicles, electronics, and renewable energy storage.

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Producing low-cost, high-performance ion-exchange membranes for water purification, redox flow batteries, and hydrogen electrolyzers and fuel cells.

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Myst AI

Leveraging AI for hyper-accurate electricity demand and renewable generation forecasts, supporting low-carbon power grids.

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Nithio Holdings

Solving the most thorny constraints to reaching scale for deploying pay-to-go energy service financing in sub-Sahara Africa.

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Prescinto Technologies

Enhancing the performance of renewable energy or energy storage assets, streamlining operations and maintenance, and maximizing returns.

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Improving energy access by providing reliable power to customers using a low-cost, on-demand solar kiosk battery-charging module.

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Deploying high-quality industrial-scale distributed solar plants efficiently, transparently, and quickly.

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Solving the scalability of energy storage, which in turn solves scalability of intermittent renewables.

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Summit Nanotech

Developing a novel low-cost, direct lithium extraction (DLE) process that avoids the need for evaporation ponds and large chemical-based refineries.

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Providing scalable, proven, and profitable smart-grid solutions.

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Switched Source

Helping distribution system operators better utilize legacy grid infrastructure by providing power-electronics that increase reliability and efficiency—increasing the system’s capacity to host distributed renewable energy.

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Improving reliability and reducing losses on India's electricity grid.

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Providing cobalt-free, high-energy, drop-in cathodes for lithium batteries helps decentralize the supply chain, drive down costs, and support a growing electric vehicle market.

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TS Conductor

Optimizing the power grid by adding capacity and controlling line loss to reduce infrastructure costs and minimize environmental impacts.

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Zinc8 Energy Solutions

Developing innovative battery technology that uses zinc and air as fuel, resolving the intermittent and unpredictable nature of renewable sources.

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Accelerate your success and speed to market with us

We’re here to help you bridge critical finance and resource gaps by uniting and aligning the world’s most promising climate tech startups—like you—with D3’s network of committed investors, corporate partners, market experts, and mentors.

Apply to Third Derivative