Echelon Supply and Service (formerly JGB Enterprises) is a manufacturer and distributor of hydraulic and industrial fluid handling systems. Its products include composite hoses, air fittings, valves, gauges, clamps, etc. The company offers kitting, logistics, vacuum testing, supply chain, and system integration services. Echelon Supply and Service caters to oil and gas, construction, defense, manufacturing, petrochemical, and other sectors.