Generating profile summary — check back in a moment.
Highlights
Total Raised
—
1 rounds
Latest Round
$134
Jul 8, 2026
Stage
energy
Employees
Headquarters
News Coverage
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Talent Signals
—
SEC Filings
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Backers
Idemitsu
JERA
Prelude Ventures
Safar Partners
Funding History
$134
2026
Series B
SEC Form D Editorial
Jul 8, 2026
$134 millionSeries B · Editorial
Investors: Prelude Ventures, JERA, Idemitsu, Safar Partners
Superhot geothermal energy developer raised $134M in initial Series B close to advance Project Obsidian and develop millimeter wave drilling technology for utility-scale geothermal power.