EXHIBIT 21-1 SUBSIDIARIES OF THE REGISTRANT SUBSIDIARY STATE OF INCORPORATION New Jersey Natural Gas Company New Jersey Paradigm Resources Corporation New Jersey Subsidiaries: Commercial Realty & Resources Corp. New Jersey NJR Energy Corporation New Jersey Subsidiaries: New Jersey Natural Resources Company New Jersey NJNR Pipeline Company New Jersey NJR Storage Corporation Delaware Natural Resources Compressor Company New Jersey NJRE Operating Company Oklahoma Paradigm Power, Inc. New Jersey Subsidiary: Lighthouse One, Inc. New York Lighthouse II, Inc. Delaware