Member Companies


Enabling Earth's Electrification

Greentown Houston Member

About the Company

EarthEn is enabling electrification through its CO2-based thermodynamic cycle to provide clean, green, and resilient electricity 24/7.

About the Solution

EarthEn provides thermo-mechanical energy storage based on supercritical CO2 operated in a closed loop that enables flexible heat and electricity discharge on demand in duration ranging from 4 to 100 hours in a low-cost, safe, and small footprint.