National Fuel Gas Company is a holding company. The Company operates in five segments: Utility segment, Pipeline and Storage segment, Exploration and Production segment, Energy Marketing segment and Gathering segment. The Utility segment operations are carried out by National Fuel Gas Distribution Corporation (Distribution Corporation). The Pipeline and Storage segment operations are carried out by National Fuel Gas Supply Corporation (Supply Corporation), and Empire Pipeline, Inc. (Empire). The Exploration and Production segment operations are carried out by Seneca Resources Corporation (Seneca). The Energy Marketing segment operations are carried out by National Fuel Resources, Inc. (NFR). The Gathering segment operations are carried out by wholly-owned subsidiaries of National Fuel Gas Midstream Corporation (Midstream Corporation), a Pennsylvania corporation. Seneca�s Northeast Division markets timber from Appalachian land holdings.