Rodatherm Energy wants to make geothermal more efficient, but will it be cheaper?

September 15, 2025 Tim De Chant

Rodatherm Energy emerged from stealth with $38 million in Series A funding. It plans to build a closed-loop geothermal power plant that uses refrigerants to move heat to the surface.

Previous Article
Nothing closes $200M Series C led by Tiger Global, plans AI-first device launch
Nothing closes $200M Series C led by Tiger Global, plans AI-first device launch

Carl Pei's Nothing is raising $200 million in a Series C round from Tiger Global at a $1.3 billion valuation.

Next Article
With no DOJ breakup, Alphabet becomes a $3 trillion company 
With no DOJ breakup, Alphabet becomes a $3 trillion company 

Investors continue to reward Alphabet's stock after a judge declined to break up Google earlier this month.