Zephyr Fusion
Fusion Machine Developer
Founding Year
2025
Location
🇺🇸 San Diego, California, United States
Founded by former physicists from Lawrence Livermore and Oak Ridge National Laboratories, Zephyr Fusion is pursuing the first in-orbit fusion power source.
Funding Received (Investment)
November 12, 2025
roundSeed-stage Investment
FundersY Combinator (YC)
