In the News

“Sage Geosystems (Sage), a startup focused on ‘hot dry rock’ geothermal energy development (and GEO graduate!), has announced it closed a Series A round of financing. Virya, LLC, a climate fund founded by TED curator Chris Anderson led the round with a $3M investment. As part of the round, Sage has entered into a non-binding […]

By Judy Feder . . . “EGS/CLG Hybrid. Sage Geosystems’ approach to geothermal development combines open-to-reservoir EGS and closed-loop CLG. The Sage approach begins with drilling a well to approximately 4 to 6 km total depth. It then uses its HeatRoot technology to propagate fractures downward, reaching at least several hundred more feet in depth and

By Bob Metcalfe When we launched GEO back in the fall, the dream was to get a whole bunch of exciting geothermal activity going in the heart of the oil patch – with the hope that eventually, if we made enough noise, the robust drilling ecosystem around us in the state of Texas would take

“Let’s cut straight to the point. Immediate action is needed to save oil and gas jobs and to preserve US energy independence. What form of action the government takes could result in a range of outcomes, including continued volatility, preservation of the status quo, or building a baseload green energy portfolio so large that in