Installation, maintenance, and repair of apparatus for generating electricity; installation, maintenance, and repair of geothermal energy based power plants; installation, maintenance, and repair of geothermal energy based plants for supplying heat for industrial and domestic use; well improvement services, namely hydraulic fracturing of subsurface geologic formations to enhance recovery of geothermal energy; energy storage by holding a geothermal fluid in a subsurface geologic formation under pressure.
Building Construction and RepairGeneration of electricity from geothermal energy; Clean energy production from geothermal resources.
Treatment of Materials