YSK is a tier one automotive supplier and the most advanced machining/assembly operation in Pike, Ross, and Jackson County, Ohio.

Since 1952, Yanagawa Seiki has walked the path of innovation along with the growth of Japan's mobility industry. We have been dedicated to meeting the market and customers’ needs from the beginning. Our primary focus is on the motorcycle and automobile industries. By introducing innovative ideas in the metal processing fields, such as aluminum and iron, we can actualize the ability to respond to customer requests with high quality. We operate as a unique corporate group with integrated production capacity from molding, processing, and assembly to finishing. We employ thousands of professionals.

In 1988, Yanagawa Seiki founded YSK Corporation in Chillicothe, Ohio. Since 1989 we have provided tier-one support to some of the most influential automotive manufacturers in the world. Since then, YSK has expanded three times, adding 100,000 square feet to our facility. YSK is proud of our benefits, including competitive wages, paid holidays, and health care. We believe in a strong sense of family and community at YSK. We operate under this motto: “One team, One direction.” We are certified for Automotive IATF16949 and Environmental ISO 14001.


YSK Chillicothe, Ohio

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