Endurance Energy
Geothermal power from undersea volcanic heat.
- Founded
- 2024
- Headquarters
- Seattle, WA
- Disclosed funding
- $54M
- Status
- Operating
- Sector
- Energy
- Latest round
- Series A, $54M
- Reported valuation
- —
- Website
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Overview
Endurance is developing subsea generators that tap hydrothermal heat along ocean ridges for baseload power. Founder Andrew Redd is a former SpaceX engineer, and about half of the company's early team came from SpaceX.
Funding
$54M Series A (Jun 2026).
Disclosed funding is the sum of publicly reported rounds found in the sources below. It is a floor, not a complete total.
Founders
Topics
Sources
- GeekWire: Endurance races to tap deep-sea volcanic power
- Heatmap: Yet another SpaceX alum raises $54M
Last verified September 30, 2026.