Type One Energy Group
Renewable Energy Power GenerationTennessee, United States51-200 Employees
Type One Energy Group is a mid-sized renewable energy company based in Knoxville, Tennessee, focused on advancing fusion power. Founded in 2019 by a team of fusion scientists and experienced business leaders, it pursues its work through an integrated program that combines manufacturing expertise, computational physics, and high-field superconducting magnets to optimize a stellarator-based fusion system. The company aims to provide sustainable, affordable fusion power and emphasizes a development approach designed to reduce risk and shorten deployment timelines through partnerships and capital-efficient practices. In 2026, the firm expanded its facilities to Clinton, Maryland, and is pursuing the design of what would be the world's first commercial fusion power plant at the Bull Run Energy Complex. The company operates within the renewable energy power generation industry and is among a cadre of specialized fusion developers seeking to commercialize advanced fusion concepts.