Fundraising Fox

Brimstone Energy

2 known investors

Brimstone develops a patented co-production process ("Rock Refinery") that extracts multiple high-value materials—including cement, supplementary cementitious materials, alumina, and critical minerals—from a single domestically sourced rock. The company targets construction and industrial supply chains, and its future plants aim to also produce aluminum, steel, magnesium, and titanium.

Investors · 2

Frequently asked questions

What does Brimstone Energy do?
Brimstone develops a patented co-production process ("Rock Refinery") that extracts multiple high-value materials—including cement, supplementary cementitious materials, alumina, and critical minerals—from a single domestically sourced rock. The company targets construction and industrial supply chains, and its future plants aim to also produce aluminum, steel, magnesium, and titanium.
Who are Brimstone Energy's investors?
Brimstone Energy's investors include Breakthrough Energy Ventures, ISV.