EX-21 15 d77592exv21.htm EX-21 exv21
Exhibit 21
SUBSIDIARIES OF ATMOS ENERGY CORPORATION
             
    State of   Percent of
Name   Incorporation   Ownership
ATMOS ENERGY HOLDINGS, INC.
(wholly-owned by Atmos Energy Corporation)
  Delaware     100 %
 
            
BLUE FLAME INSURANCE SERVICES, LTD
(wholly-owned by Atmos Energy Corporation)
  Bermuda     100 %
 
            
MISSISSIPPI ENERGIES, INC.
(wholly-owned by Atmos Energy Corporation)
  Mississippi     100 %
 
            
UNITARY GH&C PRODUCTS, LLC
(28% owned by Mississippi Energies, Inc.)
  Delaware     28 %
 
            
ATMOS ENERGY SERVICES, LLC
(a limited liability company)
(wholly-owned by Atmos Energy Holdings, Inc.)
  Delaware     100 %
 
            
EGASCO, LLC
(a limited liability company)
(wholly-owned by Atmos Energy Holdings, Inc.)
  Texas     100 %
 
            
ATMOS ENERGY MARKETING, LLC
(a limited liability company)
(wholly-owned by Atmos Energy Holdings, Inc.)
  Delaware     100 %
 
            
ATMOS POWER SYSTEMS, INC.
(a wholly-owned subsidiary of Atmos Energy Holdings, Inc.)
  Georgia     100 %
 
            
ATMOS PIPELINE AND STORAGE, LLC
(a limited liability company)
(wholly-owned by Atmos Energy Holdings, Inc.)
  Delaware     100 %
 
            
UCG STORAGE, INC.
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %
 
            
WKG STORAGE, INC.
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %

 

 

             
    State of   Percent of
Name   Incorporation   Ownership
ATMOS EXPLORATION AND PRODUCTION, INC.
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %
 
            
TRANS LOUISIANA GAS PIPELINE, INC.
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Louisiana     100 %
 
            
TRANS LOUISIANA GAS STORAGE, INC.
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %
 
            
ATMOS GATHERING COMPANY, LLC
(a limited liability company)
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %
 
            
PHOENIX GAS GATHERING COMPANY
(wholly-owned by Atmos Gathering Company, LLC)
  Delaware     100 %
 
            
FORT NECESSITY GAS STORAGE, LLC
(a limited liability company)
(wholly-owned by Atmos Pipeline and Storage, LLC)
  Delaware     100 %