Patrick Donovan

Marshall Excelsior is a designer, manufacturer and supplier of mission-critical, highly engineered flow control products used in the transportation, storage, and consumption of liquefied petroleum gas ("LPG") and liquefied anhydrous ammonia ("NH3"). Over the past 40 years, MEC has provided a variety of solutions, includingfittings, adapters, valves, regulators, pigtails, gauges and accessories, to its growing base of customers. MEC's products support various LPG and NH3 applications including bulk storage, transport, commercial, domestic and recreational vehicles. The company is headquartered in Marshall, Mich.