is a Japanese guitar manufacturer, primarily focused on the production of electric guitars and basses. They are based in both Japan and Los Angeles, California, USA, with two distinct product lines for each respective market. ESP Company manufactures instruments under several names, including "ESP Standard", "ESP Custom Shop", "LTD Guitars and Basses", "Navigator", "Edwards Guitar and Basses", and "Grassroots". Their products range from Japanese-built custom shop instruments to lower end mass-production Korean, Indonesian and Chinese made instruments.