Endurance Energy
Latest round
- Series A
Last raised
- Oct 2026
Total raised
- $108M
Investors
- 8
About Endurance Energy
The company is headquartered in Seattle, US. Endurance Energy specializes in the development and deployment of offshore geothermal energy solutions, primarily through its innovative seafloor hydrothermal generators. These systems harness the Earth’s internal heat generated by volcanic activity along tectonic plate boundaries, specifically within the Pacific Ring of Fire. By providing gigawatts of baseload power, these generators are designed to meet the energy demands of various end users, including small island nations, industrial sites, and hyperscale data centers. The company targets markets across the globe, emphasizing regions heavily reliant on energy imports, where traditional fossil fuel sources are both economically burdensome and environmentally detrimental.Endurance Energy generates revenue through direct business-to-business transactions with clients in energy-intensive sectors, such as industrial manufacturing and technology firms. The transaction structure typically involves long-term partnerships, where clients secure access to the company's renewable energy solutions, facilitating their transition away from fossil fuels. Clients may enter into agreements that include standardized pricing plans based on energy consumption levels, ensuring predictable costs for electricity supplied by the seafloor hydrothermal systems. The company’s flagship technology, which is designed for rapid deployment and consistent energy production, positions it as a competitive player in the renewable energy landscape. The company is focused on developing new products, particularly advanced seafloor hydrothermal systems, aimed for launch in late 2027. Furthermore, it intends to penetrate emerging markets in Southeast Asia and the Caribbean by 2028, where energy demands are rising significantly, and dependency on fossil fuels remains high.
Who invested in Endurance Energy
8 investors across 2 rounds
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Questions about Endurance Energy
Who invested in Endurance Energy?
Endurance Energy has 8 investors on record across 2 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.
How much funding has Endurance Energy raised?
Endurance Energy has raised 2 venture rounds. Sign up free to see how much each round raised and the total.
When did Endurance Energy last raise money?
Endurance Energy's most recent round on record is a Series A, in Oct 2026.
What does Endurance Energy do?
The company is headquartered in Seattle, US.
Where is Endurance Energy headquartered?
Endurance Energy is headquartered in Seattle, US.
Which VCs invest in companies like Endurance Energy?
Among active investors with capital left to deploy, Andreessen Horowitz, Founders Fund, Accel and Thrive Capital back renewable energy companies at Endurance Energy's stage. Their profiles are linked below.
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