New Jersey Resources Corporation. The Group's principal activity is to provide retail and wholesale natural gas and related energy services. The Group's principal operating subsidiaries include New Jersey Natural Gas Company, NJR Home Services Company, NJR Energy Services Company, NJR Energy Corporation and NJR Service Corporation. It operates in three segments: Natural gas distribution, Energy Services and Retail and other. The Natural gas distribution segment consists of regulated energy and off-system and capacity management operations. The Energy services segment consists of unregulated fuel and capacity management operations. The Retail and other segment consist of appliance service, commercial real estate development, retail marketing, investment and other corporate activities. Energy services accounted for 57% of fiscal 2002 revenues; Natural gas distribution, 42% and Retail and other, 1%.