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 PSI Energy, Inc. Indiana South Construction Company, Inc Indiana PSI Energy Argentina, Inc.* Indiana Cinergy Services, Inc. Delaware Cinergy Investments, Inc. Delaware CGE ECK, Inc. Delaware Cinergy Resources, Inc. Delaware Cinergy Technology, Inc. Indiana PSI Argentina, Inc.* Indiana Costanera Power Corp.* Indiana PSI International, Inc. Indiana PSI Power Resource Development, Inc. Indiana PSI Power Resource Operations, Inc. Indiana PSI Recycling, Inc. Indiana PSI Sunnyside, Inc. Indiana PSI T&D International, Inc. Indiana PSI Yacyreta, Inc. Indiana Power Equipment Supply Co. Indiana Power International, Inc. Ohio Beheer-En Belegginsmaatschappij B.V. Netherlands Power Development s.r.o. Czech Republic Power International s.r.o. Czech Republic Wholesale Power Services, Inc. Indiana Cinergy Cooling Corp. Ohio *EWG or foreign utility company