NEC Corporation (日本電気株式会社, Nippon Denki Kabushiki-gaisha) is a Japanese multinational information technology and electronics company, headquartered in Minato, Tokyo. The company was known as the Nippon Electric Company, Limited, before rebranding in 1983 as NEC. It provides IT and network solutions to business enterprises, communications services providers, and government agencies, and has also been the biggest PC vendor in Japan since the 1980s with the PC-8000 series.
NEC was the world's fourth-largest PC manufacturer by 1990. Its semiconductors business unit was the world's largest semiconductor company from 1985 to 1992, the second-largest in 1995, one of the top three in 2000, and one of the top 10 in 2006. NEC has spun off its semiconductor business to Renesas Electronics and Elpida Memory.
NEC was #463 on the 2017 Fortune 500 list. NEC is a member of the Sumitomo Group.