Nippon Steel & Sumitomo Metal Corporation
- Country: Japan
- Type: Commercial
- Website: www.nssmc.com
- Update: 05-01
Nippon Steel & Sumitomo Metal (Nippon Steel & Sumitomo Metal) is a Japanese steel company headquartered in Tokyo, created by the 2012 merger of Nippon Steel and Sumitomo Metal Industries. Nippon Steel & Sumitomo Metal has the world's second largest crude steel production after ArcelorMittal. Nippon Steel & Sumitomo Metal was ranked 185th in the 2014 Fortune 500 ranking.