Solar Power International is powered by the Solar Energy Industries Association (SEIA) and the Smart Electric Power Alliance (SEPA). SPI held its inaugural show in 2003 and was designed to serve and advance the solar energy industry by bringing together the people, products, and professional development opportunities that drive the solar industry and are forging its bright future.This event focuses solely on creating an environment that fosters the exchange of ideas, knowledge and expertise for furthering solar energy development in the United States. Designed and produced by Solar Energy Trade Shows, our events supply your company with solutions that further your success. Offering superior networking, visibility and value, Solar Energy Trade Shows events are important to any company active in the solar market.Unlike other solar conferences, all proceeds from SPI support the expansion of the solar energy industry through SEIA and SEPA’s year-round research and education activities, and SEIA’s extensive advocacy efforts. SPI’s primary mission is to deliver on the missions of both SEIA and SEPA in a way that strengthens the solar energy industry domestically and globally, through networking and education, and by creating an energetic and engaging marketplace to connect buyers and suppliers.