Skip to content

Startup Portfolio: Low-carbon Materials

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.

Aureus Earth Logo

Aureus Earth

Creating new economic tools for monetizing the carbon reduction and storage capacity of the built environment.

Read More

Brimstone Energy

Developing a CO2-free process to produce Portland cement, the exact same material that the industry uses today.

Read More


Providing carbon-negative cellulose insulation that outperforms conventional products, without added costs.

Read More

Criaterra Innovations Ltd. Logo

Criaterra Innovations

Developing and manufacturing circular products for buildings that are made in a kiln-free process, creating value in low embodied carbon, insulation, installation time and overall cost.

Read More

FSC Technologies

Delivering a cost effective and environmentally sustainable technology to the concrete construction industry by replacing steel reinforcement with new FRP technology and utilizing low carbon cements.

Read More

Materials Nexus

Accelerating the discovery and development process of new net-zero materials.

Read More

Mycotech Labs

Producing vegan leather from crop waste and mushrooms.

Read More


Achieving cost parity with wood to provide a fungible structural alternative with significant social, economic, and environmental benefits as a building material.

Read More

Strawcture Eco Pvt. Ltd. Logo

Strawcture Eco

Making carbon negative insulating building materials to decarbonize the built environment

Read More

Wild Microbes

Solving a lynchpin challenge in displacing petrochemicals - finding the right microbes to produce commodity products at industrial scale.

Read More


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