Rezil Inc. provides electricity services to condominium residents and corporations in Japan. The company offers renewable energy solutions through solar power plants; develops services that utilize distributed energy sources for residential buildings; provides BPO services for energy companies; and delivers SaaS solutions to support energy companies' digital transformation initiatives. It also engages in the electrical safety/electrical construction and electricity wholesale/retail businesses. The company was incorporated in 1994 and is headquartered in Tokyo, Japan.