EX-21 4 a20151031exhibit21.htm EXHIBIT 21 Exhibit


Exhibit 21


List of Subsidiaries
October 31, 2015

Name
State of Incorporation
Identity of Business Unit
 
 
 
Subsidiaries of Piedmont Natural Gas Company, Inc.:
 
 
 
Piedmont Energy Partners, Inc.
North Carolina
Holding Company
 
 
 
Piedmont Hardy Storage Company, LLC
North Carolina
Member of Hardy Storage Company, LLC
 
 
 
Piedmont ENCNG Company, LLC
North Carolina
Member of Piedmont Hardy Storage Company, LLC
 
 
 
Subsidiaries of Piedmont Energy Partners, Inc.:
 
 
 
Piedmont Interstate Pipeline Company
North Carolina
Member of Pine Needle LNG Company, LLC
 
 
 
Piedmont Intrastate Pipeline Company
North Carolina
Member of Cardinal Pipeline Company, LLC
 
 
 
Piedmont Energy Company
North Carolina
Member of SouthStar Energy Services LLC
 
 
 
Piedmont Constitution Pipeline Company, LLC
North Carolina
Member of Constitution Pipeline Company, LLC
 
 
 
Subsidiary of Piedmont ENCNG Company, LLC:
 
 
 
Piedmont ACP Company, LLC
North Carolina
Member of Atlantic Coast Pipeline, LLC