STMicroelectronics NV is a European multinational technology corporation. It was founded in 1987 from the merger of two government-owned semiconductor companies: Thomson Semiconducteurs of France and SGS Microelettronica of Italy. The company is incorporated in the Netherlands and headquartered in Plan-les-Ouates, Switzerland. Its shares are traded on Euronext Paris, the Borsa Italiana and the New York Stock Exchange. STMicro is the largest European semiconductor contract manufacturing and design company. Wikipedia