Dothan's Sony plant set to close [Dothan Eagle, Ala.] (Dothan Eagle (AL) Via Acquire Media NewsEdge) Feb. 17--Sony is closing its Dothan operations after 33 years in business. The company's 320 full-time employees were informed just after lunch Wednesday that the plant will shut down in six months. The company is relocating its magnetic tape production and print media product line to existing manufacturing facilities in Japan.