YKK
Manufacturing company
The YKK Group is a Japanese group of manufacturing companies. They are the world's largest zipper manufacturer, also producing other fastening products, architectural products, plastic hardware and industrial machinery. Wikipedia
Headquarters: Chiyoda City, Tokyo, Japan
Founded: January 1, 1934, Nihonbashi, Tokyo, Japan
President: Hiroaki Otani
Founder: Tadao Yoshida
Number of employees: 42,154 (consolidated as of March 31, 2015)