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Brimstone Energy

Brimstone Energy’s vision is to make ordinary portland cement without carbon dioxide emissions for a lower cost than conventionally produced cement
2019
California, United States
  • Construction and Mining
  • Industrial Manufacturing

Innovation

Industry Problem

Ordinary Portland cement creates substantial process emissions because limestone releases CO2 during calcination.

R&D Focus

Alternative cement chemistry, calcium-silicate rock processing, supplementary cementitious materials, and low-carbon kilns.

Innovative Solution

Produces ordinary Portland cement from non-carbonate rock, avoiding limestone process emissions and generating additional mineral products.

Investment Funding

Last Funding Stage

Series A

Last Funding Amount

$55M

Last Funding Date

4/22/2022

Startup Stage

Growth Stage

Lead Investors

Breakthrough Energy, DCVC

People

Founders

CEO

About

Brimstone Energy’s vision is to make ordinary portland cement without carbon dioxide emissions for a lower cost than conventionally produced cement

Products

Product

Brimstone ordinary Portland cement and supplementary cementitious material.

Star Product

Low-carbon ordinary Portland cement – designed to match the incumbent product rather than require a new cement standard.

Demo Product or Complete Product?

Pilot-plant and commercial scale-up stage.

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