Quaise (Gyrotron + Argon Gas)

TerraWave (Gyrotron + mud) – stealth startup

GA Drilling (Plasma Drilling – Ionised Gas & Anchorbit)

Eden Geopower (Laser Drilling – Light)

Swiss Geopower (Plasma-Pulse-Geo Drilling (PPGD) – Lightning)

Foro Energy (Laser Drilling – Light)

Fervo Energy

Sage Geosystems

Eavor