Morrison Bros

Morrison Bros. Co. designs and manufactures fuel storage components for the petroleum industry, including valves and fittings, vents, gauges and alarms, nozzles, spill containers, caps, adaptors and manholes. The Morrison family founded the company in 1855 to make steam boilers, and its history now spans six generations. It is headquartered in Dubuque, Iowa, and calls itself one of the oldest American manufacturing firms west of the Mississippi River.