量晶科技

Factory-built advanced reactors (A-10/A-50/A-300) with PWR steam generators shrunk to human size, for data centers, industrial users and utilities

Seed · $31M · 2026-08

Magnetic confinement fusion company spun out of the MIT Plasma Science and Fusion Center (PSFC), building the net-energy demonstration device SPARC and the first commercial fusion power plant ARC based on a high-temperature superconducting (HTS) magnet approach.

Series D+ · $4.0B · 2026-07

Builds factory-prefabricated gas-to-nuclear power plants for AI data centers, targeting one year of on-site assembly and production costs about one-third those of conventional nuclear projects

Strategic · $425M · 2026-07

High-field HTS magnets and systems: fusion and specialty magnets, high-field NMR magnet systems, superconductor testing

Angel · 2026-09

MEME thermoelectric chips for small-gradient power from steel, cement, coal-power waste heat and data center cooling

Development of small modular nuclear fusion devices

Series A · $69M · 2026-08

Develops compact fusion reactors using high-temperature superconducting magnets to control and confine superheated plasma

Undisclosed · $125M · 2024-11

Contactless flux pump power supply for superconducting magnets, for fusion, aerospace, medical imaging and power transmission

High-power ultra-fast-charging batteries and integrated energy systems built on patented niobium tungsten oxide anode technology, for scenarios requiring 24/7 high-intensity operation such as warehouse autonomous mobile robots, AI data centers, EV fast charging, power grids and industrial fleets.

Series C · $160M · 2026-05 · Valuation $1.0B

Immersion liquid-cooled AI data centers and GPU cloud services

Strategic · $2.8B · 2026-04 · Valuation $5.5B

Developing a compact, scalable fusion energy reactor. Raised US$22 million

Undisclosed · $22M · 2023-09

Stellarator reactor hardware that sustains fusion reactions with magnetic fields for zero-carbon power generation

Series A · $15M · 2025-07