Subsidiary Listing The following is a listing of the subsidiaries of each registrant and their state of incorporation or organization indented to show degree of remoteness from registrant. State of Organization Name of Company or Incorporation Cinergy Corp. Delaware The Cincinnati Gas & Electric Company Ohio The Union Light, Heat and Power Company Kentucky Lawrenceburg Gas Company Indiana The West Harrison Gas and Electric Company Indiana Miami Power Corporation Indiana KO Transmission Company Kentucky Tri-State Improvement Company Ohio Ohio Valley Electric Corporation (9%) Ohio PSI Energy, Inc. Indiana South Construction Company, Inc. Indiana Cinergy Services, Inc. Delaware Cinergy Investments, Inc. Delaware Cinergy-Cadence, Inc. Indiana Cadence Network LLC (33 1/3%) Delaware Cinergy Capital & Trading, Inc. Indiana CinCap IV, LLC Delaware CinCap V, LLC Delaware CinCap VI, LLC Delaware CinCap VII, LLC Delaware CinCap VIII, LLC Delaware Westwood Operating Company, LLC Delaware CinPower I, LLC Delaware Producers Energy Marketing, LLC Delaware Cinergy Communications, Inc. Delaware Cinergy Engineering, Inc. Ohio Cinergy-Centrus, Inc. Delaware Centrus, LLP (33%) Indiana Cinergy-Centrus Communications, Inc. Delaware Cinergy Resources, Inc. Delaware Cinergy Solutions, Inc. Delaware (In Illinois d/b/a Cinergy Solutions of Illinois, Inc., In Ohio d/b/a Cinergy Solutions of Ohio, Inc.) Cinergy Business Solutions, Inc. Delaware Cinergy Customer Care, Inc. Delaware Cinergy Solutions of Tuscola, Inc. Delaware Energy Equipment Leasing LLC Delaware Trigen-Cinergy Solutions LLC (50%) Delaware Trigen-Cinergy Solutions of Baltimore (49%) Delaware Trigen-Cinergy Solutions of Boca Raton LLC (51%) Delaware Trigen-Cinergy Solutions of Cincinnati LLC (51%) Ohio Trigen-Cinergy Solutions of Illinois LLC (49%) Delaware Trigen-Cinergy Solutions of Orlando LLC (51%) Delaware Trigen-Cinergy Solutions of St. Paul LLC (49%) Delaware Trigen-Cinergy Solutions of Tuscola LLC (49%) Delaware Cinergy Supply Network, Inc. Delaware Reliant Services, LLC (50%) Indiana Cinergy Technology, Inc. Indiana Enertech Associates, Inc. Ohio Cinergy Global Resources, Inc. Delaware Cinergy Global Power, Inc. Delaware Cinergy Global Ely, Inc. Delaware EPR Ely Limited (30%) England Cinergy Global Power Services Limited England Cinergy Global San Gorgonio Delaware Cinergy Global Holdings, Inc. Delaware Cinergy Global Hydrocarbons Pakistan Cayman Islands Cinergy MPI II, Inc. Cayman Islands Cinergy MPI III, Inc. Cayman Islands Cinergy MPI IV, Inc. Cayman Islands Cinergy MPI V, Inc. Cayman Islands Cinergy MPI VI, Inc. Cayman Islands Cinergy MPI VII, Inc. Cayman Islands Cinergy MPI VIII, Inc. Cayman Islands Cinergy MPI IX, Inc. Cayman Islands Cinergy MPI X, Inc. Cayman Islands Cinergy MPI XI, Inc. Cayman Islands Cinergy MPI XII, Inc. Cayman Islands Cinergy MPI XIII, Inc. Cayman Islands Cinergy MPI XIV, Inc. Cayman Islands Cinergy MPI XV, Inc. Cayman Islands Cinergy Holdings B.V. The Netherlands Cinergy Zambia B.V. The Netherlands Copperbelt Energy Corporation PLC (39%) Zambia Cinergy Turbines B.V. The Netherlands EOS PAX I S.L. (50%) Spain EOS PAX IIa S.L. (50%) Spain Cinergy Hydro B.V. The Netherlands Sociedad Construcciones y Representaciones Industriales S.A. (95%) Spain Vendresse Limited Isle of Man Cinergy 1 B.V. The Netherlands Startekor Investeeringute OU (67%) Estonia Aktsiaselts Narva Elektrivork (49%) Estonia Cinergy Global Resources 1 B.V. The Netherlands Moravske Teplarny a.s. Czech Republic Plzenska Energetika s.r.o. Czech Republic Cinergy Global Resources a.s Cinergy 2 B.V. The Netherlands Midlands Hydrocarbons (Bangladesh) Limited England Cinergy UK, Inc. Delaware Avon Energy Partners Holdings (50%) England Avon Energy Partners PLC England Midlands Electricity plc England PSI Argentina, Inc. Indiana Costanera Power Corp. Indiana PSI Energy Argentina, Inc. Indiana