Maritime Fusion
Fusion reactors designed to power ships.
- Founded
- 2025
- Headquarters
- Not disclosed
- Disclosed funding
- $4.5M
- Status
- Operating
- Sector
- Energy
- Latest round
- Seed, $4.5M
- Reported valuation
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- Website
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Overview
Maritime Fusion is developing compact fusion power plants for commercial vessels, starting with high-temperature superconducting cable technology. Founder Justin Cohen previously worked at SpaceX and Tesla.
Funding
$4.5M seed (Nov 2025).
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
Last verified September 30, 2026.