Marshall Excelsior is a leading designer, manufacturer and supplier of mission-critical, highly engineered flow control products used in the transportation, storage, and consumption of compressed and liquefied gases. Over the past 40 years, MEC has provided a variety of solutions, including fittings, adapters, valves, regulators, pigtails, gauges, and accessories, to its growing base of customers. MEC's products support various critical applications including bulk storage, transport, industrial, commercial, medical, domestic, and recreational vehicles. The company is headquartered in Marshall, Michigan.