Green Rain Energy Holdings Inc. engages in development and commercialization of alternative energy technologies, such as wind power and the revitalization of abandoned oil wells. It offers the exoPOWER windTURBINE System, a proprietary, patent-pending wind turbine technology designed to enhance wind power generation efficiency. The company was formerly known as The Now Corporation and changed its name to Green Rain Energy Holdings Inc. in June 2025. Green Rain Energy Holdings Inc. was founded in 1993 and is headquartered in Portland, Oregon.