STMicroelectronics N.V. is a global semiconductor company and one of the world's largest chipmakers, headquartered in Geneva, Switzerland. Formed in 1987 through the merger of SGS Microelettronica (Italy) and Thomson Semiconducteurs (France), ST designs and manufactures semiconductors for automotive, industrial, personal-electronics and communications markets. It employs roughly 50,000 people, runs manufacturing sites across Europe and Asia, and is listed on the NYSE, Euronext Paris and Borsa Italiana.