Rezil Inc., a Tokyo-headquartered Japanese company founded in 1994, delivers a broad spectrum of energy services. The firm primarily supplies electricity to corporate entities and residents of condominium buildings throughout Japan. Its activities encompass promoting renewable energy through the development and management of solar power installations, as well as devising solutions that utilize distributed energy resources for residential properties. Additionally, Rezil provides Business Process Outsourcing (BPO) services for energy companies and offers Software-as-a-Service (SaaS) platforms to assist them in their digital transformation efforts. The company's operations further include electrical safety assessments, construction work, and engaging in the wholesale and retail trade of electricity.