
Contents
Snapshot
Cody Finke is the co-founder and CEO of Brimstone Energy, a company dedicated to revolutionizing cement production to significantly reduce carbon emissions. Under his leadership, Brimstone has developed a process to produce carbon-negative Portland cement, aiming to decarbonize one of the most widely used materials globally.
Early Life and Education
Finke holds a Bachelor of Arts with distinction in Chemistry from Carleton College. He earned his Ph.D. in Environmental Science and Engineering from the California Institute of Technology (Caltech), where he focused on decarbonizing industrial processes.
Career
Before founding Brimstone Energy, Finke worked on various projects related to energy storage, wastewater treatment, and industrial processes. His postdoctoral work at Lawrence Berkeley National Laboratory involved research on electrochemical disinfection and CO₂ reduction.
Sustainability Highlights and Focus
Finke’s work centers on developing sustainable solutions for industrial processes:
- Carbon-Negative Cement Production: Brimstone’s innovative process produces Portland cement with a negative carbon footprint, addressing the cement industry’s significant contribution to global CO₂ emissions.
- Industry Certification: In August 2023, Brimstone’s carbon-negative cement received third-party certification, meeting ASTM C150 standards, marking a significant milestone in sustainable construction materials.
- Funding and Support: In April 2022, Brimstone raised $55 million in a pre-revenue funding round, with investors including Breakthrough Energy Ventures and DCVC, highlighting confidence in the company’s mission and technology.
Looking Ahead
Finke continues to lead Brimstone Energy in scaling its carbon-negative cement production, aiming to transform the construction industry and contribute to global efforts in combating climate change. His innovative approach positions Brimstone at the forefront of sustainable industrial solutions.

Dr. Alexander Tabibi is an entrepreneur, investor, and advocate for sustainable innovation with a deep commitment to leveraging technology for environmental and social good. As a thought leader at the intersection of business and sustainability, Dr. Tabibi brings a strategic vision to Green.org, helping guide its mission to inspire global climate awareness and actionable change.
With a background in both medicine and business, Dr. Tabibi combines analytical rigor with entrepreneurial insight.
