Trading Software Tools Deep Heat: Mazama Energy Secures $135M to Unlock the “Supercritical” Potential of Geothermal Power September 18, 2026 Evan Lee Salim In a significant boost for the burgeoning “super-hot” geothermal sector, Mazama Energy, a startup incubated within the halls of Khosla Ventures, announced on Thursday that it has successfully closed an…