Founder was a Japanese electric guitar brand used for low priced copies of Fender and Gibson designs in the 1970s made for the Japanese domestic market. Founder is was an entry level brand of Joodee and Yamaki made the guitars. They has Les Paul, Stratocaster, Telecaster, SG, ES-335 and ES-175 copies.

Source: Japanese Vintage Guitar Manufacturers (1 May 2022)