Ad-Lin Building, also known as Linden Plaza, is a historic commercial building located at Scranton, Lackawanna County, Pennsylvania. It was built in 1896, and is a four-story, rectangular brick building with Classical Revival-style design elements. It measures 45 feet by 150 feet; 2 bays by 10 bays. It features large expanses of glass and a projecting metal cornice. The building was rehabilitated in 1985. It was added to the National Register of Historic Places in 1984.