STO Co., Ltd. engages in manufacture and sale of men and women's apparel and accessories as well as home furniture. It operates through STCO and Non-SCTO business divisions. STCO division offers men's shirts, ties, casual wear, and semi-casual suits under the brands STCO, VINO, and DIEMS and women's casual clothing under the brand DIEMS LADY. Non-STCO division provides furniture and interior decoration products such as bookshelves, chairs, couches, picture frames, clocks, coffee tables, and rugs under the brand name known as Room. The company was founded on February 22, 2003 and is headquartered in Seoul, South Korea.