Egon Zandelin (1912-2002) was a Swedish singer/composer/guitar builder. The Zandelin line of guitars was designed by Egon Zandelin and made by Levin for Förlaget Filadelfia AB, a music publishing company owned by the Pentecostal Movement. Egon Zandelin  was head of the company's music department from 1937-1968. Also associated with the Klangola brand.

Source: Zandelin catalog 1956.