Metropolitan Industries, Inc. officially celebrated its 50th year in business in July with the raising of a commemorative flag by most of their 120+ staff at their headquarters in Romeoville, IL. Later this summer, two more celebratory events are scheduled: a large golf outing and an open house in September. Metropolitan Industries, Inc. is a national OEM manufacturer, wholesaler and distributor for the commercial, industrial, municipal and residential pump and control markets.