
Fusion power has attracted significant investor interest as technology advances. Commonwealth Fusion Systems leads private funding with nearly $3 billion raised. CFS's Sparc reactor in Massachusetts aims for operation in late 2026 or early 2027. Google agreed to purchase half the output from CFS's planned Arc commercial plant near Richmond, Virginia. TAE Technologies, founded in 1998, uses field-reversed configuration. Multiple technological advances in AI, superconducting magnets, and computing have accelerated fusion development.