Sonju Superstore

our dealership has built a reputation by providing courteous and honest service. our customers appreciate the way we do business, and we know you will too. take a moment to read the info below and find out what makes us an exceptional place to buy or service your automobile. sonju -- family-owned for over 80 years. longevity since 1925 firm roots in two harbors: sonju motors began as a ford dealership in two harbors, minnesota, on the scenic north shore of lake superior, just north of duluth, minnesota. alfred sonju started the dealership in 1925. his son-in-law, adler johnson, became head of operations upon alfred’s retirement in 1966. at that time the dealership was already a chevrolet-buick-pontiac franchise. in 1976 we acquired the oldsmobile franchise. then, in 1982, the dealership acquired the dodge chrysler, jeep, and plymouth franchise. adler’s two sons, mark and terry, took ownership of the family business in 1985. in 1993 keith mckinzie joined the sales team. terry took over