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Startup Portfolio: Carbon Capture and Utilization

Meet Cohort 24-1!

We’re proud to officially announce Cohort 24-1 comprised of thirty-one climate technology companies. Each startup was selected based on climate impact, techno-economics, business model, and competitive landscape. Their technologies include clean ammonia, cool energy storage, novel methane detection, and more.

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Enhancing a nature-based mineralization process that provides a safe, permanent, scalable and cost-effective CO2 removal for CO2 captured from the atmosphere and from hard-to-abate industries.

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Building a direct air capture (DAC) technology that combines the proven industrial process of fluidization with a novel geochemical sorbent, delivering accelerated CO2 removal and providing a rapid path to scaling.

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Developing a novel Direct Air Capture technology that removes both water and carbon from the atmosphere in low-energy, fully electrified system.

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Affordably removing carbon from the atmosphere using renewable energy while increasing clean water supply.

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Carbon Atlantis

capturing CO2 through direct air capture (DAC) technology in highly cost-effective and scalable way.

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Expanding the range of geologies suitable for carbon removal and making carbon mineralization–the natural process for turning carbon into rock–into the most efficient way to permanently remove CO2.

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Preventing abandoned and orphaned oil and gas wells.

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Compact Membrane Systems

Developing membrane solutions for hard-to-decarbonize industrial sectors and applications.

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Developing a new class of electrochemistry systems that provide low-energy synthesis of acid and base for decarbonization applications.

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Greenlyte Carbon Technologies

Developing a low-energy direct air capture process that captures CO2 from the air, while producing hydrogen as a by-product.

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Mission Zero Technologies

Enabling the removal of CO2 from air for much lower costs and energy footprints than possible with other technologies today.

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Octavia Carbon

Developing a geothermal-integrated Direct Air Capture (DAC) process to efficiently filter carbon dioxide from the air.

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Developing a novel electrochemical cell that separates CO2 from the air in a highly efficient and cost-effective process that operates at ambient temperature solely by renewable electricity.

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Enabling a nature-based, permanent carbon removal solution that is affordable and scalable within this decade.

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Pioneering algae production in deeper water away from coastlines.

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Developing a low-cost, scalable technology solution to directly capture and remove carbon dioxide from the air.

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Recycling waste from mining and fertilizer production for permanent carbon dioxide removal and chemical production.

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Harnessing the power of the oceans to remove excess CO2 from the atmosphere.

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Capturing atmospheric CO2 with minimal energy, supporting efforts to stay below 1.5°C warming.

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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.

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