GreenEnergy & Company Inc. sells, constructs, and maintains solar power generation facilities and compact houses equipped with solar power generation. It also offers construction management services covering quality, safety, schedule, and cost management for solar facilities and housing projects, and develops storage battery control devices and backbone systems supporting the stable supply and efficient use of renewable energy. The company serves customers seeking renewable energy solutions and construction management services, operating primarily in Japan with a focus on expanding renewable energy, particularly solar power. Formerly known as Fit Corporation, it changed its name to GreenEnergy & Company in May 2024, was incorporated in 2009, and is headquartered in Tokyo, Japan.