Subcritical is a privately held company tracked for investment-relevant business and technology developments.
This slot renders the company's funding history: dates, rounds, amounts, valuations and lead investors once populated in data/funding-rounds.json.
Subcritical is commercializing the energy amplifier concept (accelerator-driven subcritical fission) which operates at 0.97 criticality — physically incapable of runaway reaction — enabling faster regulatory approval and deployment than traditional nuclear, targeting 300MW facilities at ~$1B construction cost.