First Solar is an American solar technology company founded in 1999 and headquartered in Tempe, Arizona. It is known for producing thin-film photovoltaic modules using cadmium telluride technology, which offer lower carbon footprints compared to conventional silicon panels. The company focuses on utility-scale solar power projects and provides end-to-end solutions, including manufacturing, project development, and operations. First Solar is a key player in the renewable energy sector, contributing to global efforts to reduce greenhouse gas emissions.