GreenEnergy & Company Inc. engages in the sale, construction, and maintenance of solar power generation facilities and compact houses equipped with solar power generation. It also provides construction management services, including quality, safety, schedule, and cost management for solar power generation facilities and housing projects. In addition, the company is involved in the development of storage battery control devices and backbone systems to support the stable supply and efficient use of renewable energy. The company serves customers seeking renewable energy solutions and construction management services. It operates primarily in Japan, focusing on the creation and expansion of renewable energy, particularly solar power generation, to contribute to a sustainable society. The company was formerly known as Fit Corporation and changed its name to GreenEnergy & Company in May 2024. The company was incorporated in 2009 and is headquartered in Tokyo, Japan.