Sino-American Silicon Products, Inc., is a Taiwanese semiconductor company founded in 1981. With an ESG score of 24.7, it falls under the category of medium risk. SAS holds a 51% stake in GlobalWafers, a leading silicon wafer producer with operations in multiple countries. In addition to GlobalWafers, SAS also invests in other semiconductor companies like AWSC and Taiwan Specialty Materials. With a focus on sustainability, SAS began selling renewable energy to power grids in October 2022. Headquartered in Hsinchu, Taiwan, SAS employs over 8,000 people. The company's market share in silicon wafers reached nearly 18% in 2023 through its subsidiary GlobalWafers.