KOYO NETSUREN CORPORATION

Sugimoto Ironworks, the predecessor of KOYO NETSUREN CORPORATION, was established in the historic city of Kyoto early in the Meiji era. The company’s history is tied inextricably to the rise of Kyoto's industrial sector. The company, which began specializing in heat treatment in 1950, has 65 years of experience applying its expertise in the treatment of automobile parts, construction equipment parts, etc. In 1993, the company entered the aircraft sector and has since been servicing civilian aircraft and engine parts. In 2007, it received its AS9100 certification and NADCAP accreditation to capture a share of the expanding aerospace industry. Our professional staff members are all certified with Japan's Ministry of Health, Labor and Welfare and are pleased to assist you in the latest product development using the most up-to-date technology.