MEMC Korea Company
A SunEdison Semiconductor Company
(Chonan Plant)
854, Manghyang-Ro, Seonggeo-eup, Sebuk-gu, Cheonan-Si,
Chungcheongnam-do, 331-831 Korea
Tel: +82 41 550 4114
Fax: +82 41 550 4498/4499

The rapidly expanding Korean semiconductor market is served by SunEdison Semiconductor's joint venture with Samsung Electronics Company, LTD. The Chonan, South Korea facility also serves as the world headquarters for MKC. The sales office for the Korea market is located in Seoul.


Chonan, South Korea (Manufacturing)
Seoul, South Korea (Sales)


100% SunEdison Semiconductor, Ltd.


Polished Wafers

Quality/Safety Certifications

Quality Certifications; Safety Certifications


In 1990, SunEdison Semiconductor entered into a joint venture agreement to construct a silicon plant in Korea. The plant came on-line in 1993.