EX-21 9 exh21.htm Exhibit 21
Exhibit 21
         
Peoples Energy Corporation
Subsidiaries of the Registrant
         
         
    Date of   State of
Company   Incorporation   Incorporation
         
Peoples District Energy Corporation   05/12/92   Illinois
         
Peoples Energy Resources Corp.   01/26/96   Illinois
         
Peoples Energy Services Corporation   07/21/94   Illinois
         
Peoples NGV Corp.   09/09/93   Illinois
         
The Peoples Gas Light and Coke Company   2/12/1855   Illinois
         
North Shore Gas Company   10/07/63   Illinois
         
Peoples Energy Ventures, LLC   10/23/97   Delaware
         
Peoples Energy Production Company   09/18/98   Delaware