EXHIBIT 21



LIST OF SUBSIDIARIES



The following is a list of certain subsidiaries (greater than 50% owned) of the registrant and their respective states or countries of incorporation:



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|Advance SC, LLC (South Carolina)                                    |  | Crescent Commonwealth Center, LLC (Delaware)                        
|Alberta Ltd. (Canada)                                               |  | Crescent Communities N.C., LLC (Delaware)                           
|Algonquin Gas Transmission, LLC PPA (Delaware)                      |  | Crescent Communities Realty, LLC (North Carolina)                   
|American Natural Gas Corp. (Colorado)                               |  | Crescent Communities S.C., LLC (Delaware)                           
|Associated Louisiana Intrastate Pipe Line, LLC (Delaware)           |  | Crescent Land & Timber, LLC (Delaware)                              
|Ballantyne Properties, LLC (North Carolina)                         |  | Crescent Potomac Greens, LLC (Delaware)                             
|Bartram Lakes, LLC (Delaware)                                       |  | Crescent Potomac Plaza, LLC (Delaware)                              
|Bayside Power, Inc. (Canada)                                        |  | Crescent Potomac Properties, LLC (Delaware)                         
|Bayside Power, LP (Canada)                                          |  | Crescent Potomac Yard Development, LLC (Delaware)                   
|Belfort 36, LLC (Delaware)                                          |  | Crescent Potomac Yard, LLC (Delaware)                               
|Belfort Developers, LLC (Delaware)                                  |  | Crescent Realty, LLC (North Carolina)                               
|Bison Insurance Company Ltd (Bermuda)                               |  | Crescent Resources Marketing Services, LLC (Delaware)               
|Black Forest on Lake James, LLC (Delaware)                          |  | Crescent Resources Registration Services, LLC (Delaware)            
|Bridgeport Energy, LLC (Delaware)                                   |  | Crescent Resources, LLC (Georgia)                                   
|BTA Holdings, Inc. (Delaware)                                       |  | Crescent River, LLC (Georgia)                                       
|BTA Investment, LLC (Delaware)                                      |  | Crescent Seminole, LLC (Florida)                                    
|BTA Services, LLC (Delaware)                                        |  | Crescent Southeast Club, LLC (Delaware)                             
|Caldwell Power Company (North Carolina)                             |  | Crescent Twin Creeks, LLC (North Carolina)                          
|Carolina Centers, LLC [A Delaware LLC] (Delaware)                   |  | Crescent Yacht Club, LLC f/k/a/ Peninsula Yacht Club, LLC (Delaware)
|Carolina Centers, LLC [A North Carolina LLC] (Delaware)             |  | Crescent/Arizona, LLC (North Carolina)                              
|Casco Bay Energy Co. LLC (Delaware)                                 |  | Crescent/Georgia, LLC (Georgia)                                     
|Catawba Manufacturing and Electric Power Company (North Carolina)   |  | Crescent/RGI Capital, LLC (North Carolina)                          
|Catawba River Investments I (Delaware)                              |  | CSCC Holdings Limited Partnership (Canada)                          
|Catawba River Investments II (Delaware)                             |  | D/FD (North Carolina)                                               
|Centana Gathering, LLC (Delaware)                                   |  | D/FD Caribbean, S.E. (Puerto Rico)                                  
|Centana Intrastate Pipeline, LLC (Delaware)                         |  | D/FD, LLC (Nevada)                                                  
|Centana Oil Gathering, LLC (Delaware)                               |  | D/FD Development Services, LLC (Nevada)                             
|Centra Gas Toluca S. De R.L. De D.V. (Mexico)                       |  | D/FD International (Nevada)                                         
|Chambers County Land Company (Delaware)                             |  | D/FD International Services (Nevada)                                
|Chaparral Pines Management, LLC (Arizona)                           |  | D/FD International Services (Trinidad) Ltd. (Trinidad and Tobago)   
|Chaparral Pipeline Co., LP (Delaware)                               |  | D/FD Operating Plant Services, LLC (Delaware)                       
|Charlotte Cotton Mill, LLC (North Carolina)                         |  | D/FD Operating Services, LLC (Delaware)                             
|Claiborne Energy Services (Louisiana)                               |  | D/FD Plant Services, LLC (Delaware)                                 
|Clean Energy Genco, Inc. (Delaware)                                 |  | Dauphin Island Gathering System LLC (Delaware)                      
|Clean Energy Partners, LP (Delaware)                                |  | DE Fossil-Hydro Engineering, Inc. (North Carolina)                  
|Clean Water of NC, LLC (North Carolina)                             |  | DE&S Australia Pty Ltd (Australia)                                  
|CLT Development, LLC (Delaware)                                     |  | DEFS Anadarko Gathering, LP (Delaware)                              
|Club Capital, LLC (North Carolina)                                  |  | DEFS Austin Gathering, LP (Delaware)                                
|Club Enterprises, LLC (Delaware)                                    |  | DEFS Canada (Canada)                                                
|Colbert Lane Commercial, LLC (Delaware)                             |  | DEFS Canada Holdings, Inc. (Delaware)                               
|Comercializadora Duke Energy de Centro America, Limitada(Guatemala) |  | DEFS Canada Investments, LP (Canada)                                
|Copiah Storage, LLC (Delaware)                                      |  | DEFS Canada Ltd (Canada)                                            
|Cornerstone Plaza, LLC (Florida)                                    |  | DEFS Canada, LP (Canada)                                            
|Crescent Bartram Park, LLC (Florida)                                |  | DEFS Holding 1, LLC (Delaware)                                      
|DEFS Holding, LLC (Delaware)                                        |  | DEI, LLC (Delaware)                                                 
|DEFS Industrial Gas, LLC (Delaware)                                 |  | DENA Asset Partners, LP (Delaware)                                  
|DEFS Northern Investments, Inc. (Delaware)                          |  | DENA Partners Holding, LLC (Delaware)                               
|DEFS Raptor Pipeline, LLC (Delaware)                                |  | DENA Texas Management, LLC (Delaware)                               
|DEFS Wyoming, LLC (Delaware)                                        |  | DENA Trading Partners, LP (Delaware)                                
|DEHLP Management Inc. (Canada)                                      |  | DETM Marketing Northeast, LLC (Delaware)                            
|DEI (Europe) GmbH (Germany)                                         |  | DETMI Management, Inc. (Colorado)                                   
|DEI (Europe) Holdings ApS (Denmark)                                 |  | Dixilyn-Field (Nigeria) Limited (Nigeria)                           
|DEI (Europe) Limited (United Kingdom)                               |  | Dixilyn-Field Drilling Company (Delaware)                           



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|DEI (Southeast Asia) PTE LTD (Singapore)                                    |  | Dixilyn-Field International Drilling Co., S.A. (Panama)
|DEI Acquisition Vehicle No. 6 Ltd. (Bermuda)                                |  | DTMSI Management, Ltd. (Canada)                        
|DEI Argentina Holdings (Cayman Islands)                                     |  | Duke Bridgeport Energy, LLC (Delaware)                 
|DEI Argentina Marketing/Trading (Bermuda) Ltd. (Bermuda)                    |  | Duke Canada Ltd. (Canada)                              
|DEI Asia Pacific Ltd. (Bermuda)                                             |  | Duke Capital Financing Trust I (Delaware)              
|DEI Bolivia Holdings No. 1, LLC (Delaware)                                  |  | Duke Capital Financing Trust II (Delaware)             
|DEI Bolivia Investment No. 1 Ltd. (Cayman Islands)                          |  | Duke Capital Financing Trust III (Delaware)            
|DEI Bolivia Investment No. 2 Ltd. (Cayman Islands)                          |  | Duke Capital Financing Trust IV (Delaware)             
|DEI Brasil Commercial, Ltda. (Brazil)                                       |  | Duke Capital Financing Trust V (Delaware)              
|DEI Brasil Holdings, LLC (Delaware)                                         |  | Duke Capital Financing Trust VI (Delaware)             
|DEI del Ecuador Cia. Ltda. (Ecuador)                                        |  | Duke Capital LLC (Delaware)                            
|DEI El Salvador Comercializadora de El Salvador, S.A. de C.V. (El Salvador) |  | Duke Capital Partners, LLC (Delaware)                  
|DEI El Salvador Investments No. 1 S.A. de C.V (El Salvador)                 |  | Duke Communication Services Caribbean Ltd. (Bermuda)   
|DEI El Salvador Investments No. 1 Ltd (Bermuda)                             |  | Duke Communication Services, Inc. (North Carolina)     
|DEI El Salvador, S en C de CV (El Salvador)                                 |  | Duke Energy Administrative Services, Inc. (Delaware)   
|DEI Electroquil Holdings, LLC (Delaware)                                    |  | Duke Energy Americas, LLC (Delaware)                   
|DEI Espana Holdings, S.L. (Spain)                                           |  | Duke Energy Arlington Valley, LLC (Delaware)           
|DEI Finance (UK) Limited (United Kingdom)                                   |  | Duke Energy Business Services, LLC (Delaware)          
|DEI Guatemala Holdings No. 1, Ltd. (Bermuda)                                |  | Duke Energy California, LLC (Delaware)                 
|DEI Guatemala Holdings No. 2, Ltd. (Bermuda)                                |  | Duke Energy Canada Call Co. (Canada)                   
|DEI Guatemala Holdings No. 3 (Cayman Islands)                               |  | Duke Energy Canada Exchangeco Inc. (Canada)            
|DEI Guatemala S.R.L. (Guatemala)                                            |  | Duke Energy Capital of Texas, Inc. (Delaware)          
|DEI Guatemala y Compania SCA (Guatemala)                                    |  | Duke Energy Capital Trust I (Delaware)                 
|DEI Honduras, S. de R.L. de C.V. (Honduras)                                 |  | Duke Energy Capital Trust II (Delaware)                
|DEI Investments No. 2 Ltd (Bermuda)                                         |  | Duke Energy Control Area Services, LLC (Delaware)      
|DEI Latin America, Ltd. (Bermuda)                                           |  | Duke Energy County Line, LLC (Delaware)                
|DEI Mexico, S.A. de C.V. (Mexico)                                           |  | Duke Energy Curry, LLC (Delaware)                      
|DEI Netherlands Financial Services B.V. (Netherlands)                       |  | Duke Energy Design Supplier, Inc. (Delaware)           
|DEI Operaciones Guatemala Limitada (Guatemala)                              |  | Duke Energy Development Pty Ltd. (Australia)           
|DEI Peru Inversiones No. 1, S.R.L. (Peru)                                   |  | Duke Energy Egenor S.C.A. (Peru)                       
|DEI Peru Investments No. 1, Ltd. (Bermuda)                                  |  | Duke Energy Electroquil Partners (Delaware)            
|DEI PJP (Ireland) Holdings (Ireland)                                        |  | Duke Energy Enterprises Corporation (Delaware)         
|DEI PJP Holdings (Mauritius) Ltd. (Republic of Mauritius)                   |  | Duke Energy Equipment Partners, L.P. (Delaware)        
|DEI PJP Holdings, Ltd. (Bermuda)                                            |  | Duke Energy Erie, LLC (Delaware)                       
|DEI Pty Ltd. (Australia)                                                    |  | Duke Energy Fayette, LLC (Delaware)                    
|DEI Services (UK) Limited (United Kingdom)                                  |  | Duke Energy Field Services Marketing, LP (Delaware)    
|DEI Southern Cone SRL (Argentina)                                           |  | Duke Energy Field Services, LLC (Delaware)             
|DEI Trading and Marketing (UK) Limited (United Kingdom)                     |  | Duke Energy Field Services, LP (Delaware)              
|DEI Transmission Guatemala Limitada (Guatemala)                             |  | Duke Energy Finance Canada, LP (Canada)                
|DEI Uruguay Investments, S.R.L. (Uruguay)                                   |  | Duke Energy Financial Services, LP (Delaware)          
|DEI, Brasil Ltda. (Brazil)                                                  |  | Duke Energy Fossil-Hydro, LLC (Delaware)               
|DEI, Geracao Paranapanema S.A. (Brazil)                                     |  | Duke Energy Fossil-Hydro California, Inc. (Delaware)   
|DEI, Inc. (North Carolina)                                                  |  | Duke Energy Gas Services, LLC (Delaware)               
|Duke Energy Gas Transmission Corporation (Delaware)                         |  | Duke Energy North America, LLC (Delaware)              
|Duke Energy Gas Transmission Resources, Inc. (Delaware)                     |  | Duke Energy Northeast Transmission Company (Delaware)  
|Duke Energy Gas Transmission Resources, LLC (Delaware)                      |  | Duke Energy Nova Scotia Holdings Co. (Canada)          
|Duke Energy Gas Transmission Services, LLC (Delaware)                       |  | Duke Energy Nuclear Engineering, Inc. (North Carolina) 
|Duke Energy Gas Transmission, LLC (Delaware)                                |  | Duke Energy Oakland, LLC (Delaware)                    
|Duke Energy Generating S.A. (Argentina)                                     |  | Duke Energy Operating Company, LLC (Delaware)          
|Duke Energy Generation Services, LLC (Delaware)                             |  | Duke Energy Operating Services, LLC (Delaware)         
|Duke Energy Global Markets, Inc. (Nevada)                                   |  | Duke Energy Peru Holdings S.R.L. (Peru)                
|Duke Energy Grays Harbor, LLC (Delaware)                                    |  | Duke Energy Power Assets Holding, Inc. (Colorado)      
|Duke Energy Greenleaf, LLC (Delaware)                                       |  | Duke Energy Power Generating Holdings, LLC (Delaware)  
|Duke Energy Group, LLC (Delaware)                                           |  | Duke Energy Power Generating, LLC (Delaware)           
|Duke Energy GS Funding Company (Delaware)                                   |  | Duke Energy Providence, LLC (Delaware)                 
|Duke Energy Guadalupe Pipeline, Inc (Delaware)                              |  | Duke Energy Receivables Finance Company, LLC (Delaware)
|Duke Energy Hanging Rock, LLC (Delaware)                                    |  | Duke Energy Registration Services, Inc. (Delaware)     
|Duke Energy Hinshaw PipeLine, LLC (Delaware)                                |  | Duke Energy Risk Services, LLC (Delaware)              
|Duke Energy Hydrocarbons Canada, LP (Canada)                                |  | Duke Energy Royal, LLC (Delaware)                      
|Duke Energy Hydrocarbons Investments Ltd. (Canada)                          |  | Duke Energy Ruston, LLC (Delaware)                     
|Duke Energy Interamerican Holding Co LDC (Cayman Islands)                   |  | Duke Energy Saltville Gas Storage, LLC (Delaware)      



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|Duke Energy Intern Uruguay Holdings, LLC (Delaware)                |  | Duke Energy Services Canada Ltd. (Canada)                        
|Duke Energy Intrastate Network, LLC (Delaware)                     |  | Duke Energy Services Ireland Limited (Republic of Ireland)       
|Duke Energy Intrastate Pipeline, LLC (Delaware)                    |  | Duke Energy Services, Inc. (Delaware)                            
|Duke Energy Islander East Pipeline Company, LLC (Delaware)         |  | Duke Energy South Bay, LLC (Delaware)                            
|Duke Energy Jack Holding, Inc. (Delaware)                          |  | Duke Energy Southeast Pipeline Corporation (Delaware)            
|Duke Energy Jack, Inc. (Delaware)                                  |  | Duke Energy St. Francis, LLC (Delaware)                          
|Duke Energy Jack, LP (Delaware)                                    |  | Duke Energy Stephens, LLC (Delaware)                             
|Duke Energy Jacksboro, Inc. (Delaware)                             |  | Duke Energy Sterling, LLC (Delaware)                             
|Duke Energy Lantana, LLC. (Delaware)                               |  | Duke Energy Supply Chain Services, LLC (Delaware)                
|Duke Energy Lavaca, Inc (Delaware)                                 |  | Duke Energy Texas Intrastate Pipeline, LLC (Delaware)            
|Duke Energy Lee Holding, Inc. (Delaware)                           |  | Duke Energy Trading & Marketing, LLC (Delaware)                  
|Duke Energy Lee, LLC (Delaware)                                    |  | Duke Energy Trading Exchange, LLC (Delaware)                     
|Duke Energy LNG Sales, Inc. (Delaware)                             |  | Duke Energy Transport & Trading Company, LLC (Colorado)          
|Duke Energy Marketing America, LLC (Delaware)                      |  | Duke Energy Trenton, LLC (Delaware)                              
|Duke Energy Marketing Canada Corp. (Delaware)                      |  | Duke Energy Vermillion, LLC (Delaware)                           
|Duke Energy Marketing Canada Ltd (Canada)                          |  | Duke Energy Washington, LLC (Delaware)                           
|Duke Energy Marketing Corp. (Nevada)                               |  | Duke Energy Westheimer, LP (Delaware)                            
|Duke Energy Marketing Limited Partnership (Canada)                 |  | Duke Energy Wythe, LLC (Delaware)                                
|Duke Energy Merchant Finance, LLC (Delaware)                       |  | Duke Engineering & Services (Europe), Inc. (Delaware)            
|Duke Energy Merchants Investments (UK) Limited (England and Wales) |  | Duke Engineering & Services (Pty) Ltd. (Republic of South Africa)
|Duke Energy Merchants Trading and Marketing (UK) Limited (England) |  | Duke Engineering & Services International, Inc. (Cayman Islands) 
|Duke Energy Merchants UK, LLP (England and Wales)                  |  | Duke Java, Inc. (Nevada)                                         
|Duke Energy Merchants, LLC (Delaware)                              |  | Duke Mulberry Energy Ltd., LLP (Florida)                         
|Duke Energy Midstream Services Canada Ltd. (Canada)                |  | Duke Netherlands LT Holdings B.V. (Netherlands)                  
|Duke Energy MNEP Holdings Limited Partnership (Canada)             |  | Duke Project Services Australia Pty Ltd. (Australia)             
|Duke Energy Moapa, LLC (Delaware)                                  |  | Duke Project Services Funding Corp. (Delaware)                   
|Duke Energy Mohave, LLC (Delaware)                                 |  | Duke Project Services Group, Inc. (Delaware)                     
|Duke Energy Morro Bay LLC (Delaware)                               |  | Duke Project Services Inc. (North Carolina)                      
|Duke Energy Moss Landing LLC (Delaware)                            |  | Duke Project Services Investments, LLC (Delaware)                
|Duke Energy Mulberry, LLC (Delaware)                               |  | Duke Project Services Texas, LP (Delaware)                       
|Duke Energy Murray Operating, LLC (Delaware)                       |  | Duke Trading Do Brasil Ltda. (Brazil)                            
|Duke Energy Natural Gas Corporation (Delaware)                     |  | Duke Ventures, LLC (Nevada)                                      
|Duke Energy NGL Operating, LLC (Delaware)                          |  | Duke/Louis Dreyfus, LLC (Nevada)                                 
|Duke Energy NGL Services, LP (Delaware)                            |  | DukeNet Communications, LLC (Delaware)                           
|DukeSolutions/Evendale, LLC (North Carolina)                       |  | Market Hub Partners Management, Inc. (Canada)                    
|East Hampton GP, LLC (Delaware)                                    |  | Masters Creek Louisiana Pipeline, LLC (Delaware)                 
|East Tennessee Natural Gas, LLC (Tennessee)                        |  | May River Forest, LLC (South Carolina)                           
|Eastman Whipstock do Brasil Ltda. (Brazil)                         |  | May River Golf Club, LLC (South Carolina)                        
|Eastman Whipstock, S.A. (Argentina)                                |  | McMahon Power Holdings, Inc. (Canada)                            
|Eastover Land Company (Kentucky)                                   |  | McNinch-Hill Investments, LLC (North Carolina)                   
|Eastover Mining Company (Kentucky)                                 |  | MCP, LLC (South Carolina)                                        
|EasTrans Limited Partnership (Texas)                               |  | Midcontinent Pipeline Operating, LLC (Delaware)                  
|Egan Hub Storage, LLC (Delaware)                                   |  | Milford Estates, LLC (North Carolina)                            
|Electroguayas, Inc. (Cayman Islands)                               |  | Mont Belvieu Storage Partners, LP (Delaware)                     
|Electroquil, S.A. (Ecuador)                                        |  | Moss Bluff Hub Partners, LLC (Delaware)                          
|Energy Pipelines International Co. (Delaware)                      |  | Moss Bluff Hub Partners, LP (Delaware)                           
|Engage Energy Canada Co. (Canada)                                  |  | MP Supply, Inc. (North Carolina)                                 
|Engage Energy Canada, L.P. (Canada)                                |  | National Helium, LLC (Delaware)                                  
|Entryway Developers, LLC (Delaware)                                |  | NC Development & Design Co., LLC (Delaware)                      
|Evergreen Energy, LLC (Delaware)                                   |  | New Riverside, LLC (South Carolina)                              
|Fort Drum Cogenco, Inc. (New York)                                 |  | North Hampton, LLC (Delaware)                                    
|Fort Walton Development, LLC (Delaware)                            |  | NorthSouth Insurance Co. Ltd. (Bermuda)                          
|Fuels Acquisition Company Operating, LLC (Delaware)                |  | Oldfield, LLC (South Carolina)                                   
|Fuels Cotton Valley Gathering, LP (Delaware)                       |  | One Thirty-One Developers, LLC (Delaware)                        
|Gardens of Bridgehampton, LLC (Delaware)                           |  | Ontario Limited (Canada)                                         
|Gas Supply Resources Inc. (Texas)                                  |  | Osprey Cove Realty, LLC (Delaware)                               
|Generadora La Leguna, Limitada (Guatemala)                         |  | Osprey Development, LLC (Delaware)                               
|General Gas Company, LP (Texas)                                    |  | Overland Trail Transmission, LLC (Delaware)                      
|GNE Holdings, LLC (Delaware)                                       |  | Ozona Gas Processing Plant (Texas)                               
|Grand Haven Developers, LLC (Delaware)                             |  | P.I.D.C. Aguaytia, LLC (Delaware)                                
|Grand Haven Golf Club, LLC (Delaware)                              |  | Pablo Developers, LLC (Delaware)                                 
|Green Fields Investments, LLC (North Carolina)                     |  | Palmetto Bluff Club, LLC (South Carolina)                        



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|Greenville Gas and Electric Light and Power Company (South Carolina) |  | Palmetto Bluff Development, LLC (South Carolina)          
|Griffith Energy, LLC (Delaware)                                      |  | Palmetto Bluff Investments, LLC (South Carolina)          
|GSRI Transportation, Inc. (Texas)                                    |  | Palmetto Bluff Lodge, LLC (South Carolina)                
|Gulf Coast NGL Pipeline, LLC (Delaware)                              |  | Palmetto Bluff Real Estate Company, LLC (South Carolina)  
|Hampton Ridge Developers, LLC (Delaware)                             |  | Palmetto Bluff Uplands, LLC (South Carolina)              
|Headwaters Development, LP (South Carolina)                          |  | Pan Service Company (Delaware)                            
|Hidroelectrica Cerros Colorados, S.A. (Argentina)                    |  | PanEnergy Colorado, Inc. (Delaware)                       
|Houston Center Corporation (Delaware)                                |  | PanEnergy Corp. (Delaware)                                
|IGC Aguaytia Partners, LLC (Cayman Islands)                          |  | PanEnergy Dauphin Island, LLC (Delaware)                  
|II Tryon Investment Trading Society (North Carolina)                 |  | PanEnergy Development Company (Delaware)                  
|Inversiones Duke Bolivia S.A. (Bolivia)                              |  | PanEnergy Exploration and Production (Peru) Ltd. (Bermuda)
|iSpheres Corporation (California)                                    |  | PanEnergy Louisiana Intrastate, LLC (Delaware)            
|Jewell Ridge Pipeline Co., LLC (Delaware)                            |  | PanEnergy Mobile Bay Processing, LLC (Delaware)           
|Jonah Gas Gathering Company (Wyoming)                                |  | PanEnergy Services, LP (Louisiana)                        
|LandMar Group, LLC (Delaware)                                        |  | Panhandle Acquisition Three, Inc. (Delaware)              
|LandMar Management, LLC (Delaware)                                   |  | Panhandle Four, Inc. (Delaware)                           
|Lubrication Services, LP (Delaware)                                  |  | Panola Pipeline Company, LP (Delaware)                    
|M&N Management Company (Delaware)                                    |  | Parkside Development, LLC (Florida)                       
|M&N Operating Company, LLC (Delaware)                                |  | PEC Midwest, Inc. (Delaware)                              
|Maritimes & NE Pipeline Management Ltd. (Canada)                     |  | Pelmar Company (Delaware)                                 
|Maritimes & NE Pipeline, LP (Canada)                                 |  | Peru Energy Holdings Corporation (Cayman Islands)         
|Maritimes & Northeast Pipeline, LLC (Delaware)                       |  | Peru Energy Holdings, LLC (Delaware)                      
|Market Hub Partners Canada, LP (Canada)                              |  | Ponce Developers, LLC (Delaware)                          
|Market Hub Partners Holding, LLC (Delaware)                          |  | Quanah Pipeline Company, LP (Delaware)                    
|Rim Chaparral Pines Real Estate Services, LLC (Arizona)              |  | Third & Fourth South Developers, LLC (Delaware)           
|Rio Bravo Gas Systems, LLC (Delaware)                                |  | Thor Investors, LLC (Delaware)                            
|Sailview Properties, LLC (North Carolina)                            |  | TPC Storage Holding Corp. (Delaware)                      
|San Jacinto Gas Transmission Co. (Texas)                             |  | Trout Creek Developers, LLC (Delaware)                    
|Seahorse do Brasil Servicos Maritimos Ltda. (Brazil)                 |  | Trunkline Oil Pipeline Co. (Delaware)                     
|South Hampton Developers Ltd. (Florida)                              |  | Turbine Fleet Management, LLC (Delaware)                  
|South Hampton GP, LLC (Delaware)                                     |  | Turner Supply Corporation (North Carolina)                
|Southeastern Energy Services, Inc. (Delaware)                        |  | Twin Creeks Holdings, Ltd. (Texas)                        
|Southern Hills Plantation Golf Club, LLC (Delaware)                  |  | Twin Creeks Management, LLC (Delaware)                    
|Southern Power Co. (North Carolina)                                  |  | Twin Creeks Property, Ltd. (Texas)                        
|St. Claire Pipelines (1996) Ltd. (Canada)                            |  | Two Lake Pony Farm, LLC (North Carolina)                  
|St. Claire Pipelines Management, Inc. (Canada)                       |  | Tyvola Crossing Associates, LP (North Carolina)           
|St. Claire Pipelines, LP (Canada)                                    |  | UEI Holdings (New Brunswick) Inc. (Canada)                
|StoneWater Bay Properties, LLC (North Carolina)                      |  | Union Gas Ltd. (Canada)                                   
|Sugarloaf Country Club, LLC (Georgia)                                |  | Union Services, Inc. (Canada)                             
|Sugarloaf Properties, LLC (Georgia)                                  |  | Union Utilities, Inc. (Canada)                            
|Sugarloaf Realty, LLC (Georgia)                                      |  | Union Water, Inc. (Canada)                                
|TCTM, LP (Delaware)                                                  |  | United LP Gas, LLC (Oklahoma)                             
|TE Products Pipeline Company, LP (Delaware)                          |  | Val Verde Gas Gathering Company, LP (Delaware)            
|TEC Aguaytia Ltd. (Bermuda)                                          |  | Wateree Power Co. (South Carolina)                        
|Techtrol, Inc. (North Carolina)                                      |  | Webb Duval Gatherers Holding, LP (Delaware)               
|TEPPCO Colorado, LLC (Delaware)                                      |  | WEI Finance (Netherlands) B.V. (Netherlands)              
|TEPPCO Crude GP, LLC (Delaware)                                      |  | WEI Financial Services, LLC (Delaware)                    
|TEPPCO Crude Oil, LP (Delaware)                                      |  | WEI Management Holdings, LLC (Delaware)                   
|TEPPCO Crude Pipeline, LP (Delaware)                                 |  | WEI Nova Scotia Holdings, Inc. (Canada)                   
|TEPPCO GP, Inc. (Delaware)                                           |  | Weld County EP Properties, LLC (Colorado)                 
|TEPPCO Holdings, Inc. (Delaware)                                     |  | Westcoast (P.J.P.) Holdings, Inc. (Canada)                
|TEPPCO Investments, LLC (Delaware)                                   |  | Westcoast Energy (U.S.) LLC (Delaware)                    
|TEPPCO Midstream Companies, LP (Delaware)                            |  | Westcoast Energy Australia Pty Limited (Australia)        
|TEPPCO NGL Pipelines, LLC (Delaware)                                 |  | Westcoast Energy Enterprises (U.S.) Inc. (Delaware)       
|TEPPCO Seaway, LP (Delaware)                                         |  | Westcoast Energy International, Inc. (Canada)             
|Texas Eastern (Bermuda) Ltd. (Bermuda)                               |  | Westcoast Energy Marketing Ltd. (Canada)                  
|Texas Eastern Aircraft Holdings, LLC (Delaware)                      |  | Westcoast Energy Ventures, Inc. (Canada)                  
|Texas Eastern Arabian Ltd. (Bermuda)                                 |  | Westcoast Energy, Inc. (Canada)                           
|Texas Eastern Communications, Inc. (Delaware)                        |  | Westcoast Gas Services (U.S.A), LLC (Delaware)            
|Texas Eastern Cross Bay Company (Delaware)                           |  | Westcoast Gas Services Inc. (Canada)                      
|Texas Eastern Cryogenics, Inc. (Delaware)                            |  | Westcoast Indemnity Company Limited (Canada)              
|Texas Eastern Oil Company (Delaware)                                 |  | Westcoast Power, Inc. (Canada)                            



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|Texas Eastern Products Pipeline Company, LLC (Delaware) |  | Westcoast Transmission Co. (Alberta) Ltd. (Canada)
|Texas Eastern Slurry Transport Co. (Delaware)           |  | Westcoast Transmission Co. Ltd. (Canada)          
|Texas Eastern Terminal Co. (Delaware)                   |  | Westcoast Transmission Co., Inc. (Delaware)       
|Texas Eastern Transmission, LP (Delaware)               |  | Western Carolina Power Co. (North Carolina)       
|Texas-Louisiana Pipeline Co. (Delaware)                 |  | Wilcox Pipeline Company, LP (Delaware)            
|Texas-Louisiana Pipeline, LLC (Delaware)                |  |                                                   
|The Club at Osprey Cove, LLC (Delaware)                 |  |                                                   
|The Farms, LLC (North Carolina)                         |  |                                                   
|The Golf Club at North Hampton, LLC (Delaware)          |  |                                                   
|The Golf Club at South Hampton, LLC (Delaware)          |  |                                                   
|The Oldfield Realty Company, LLC (South Carolina)       |  |                                                   
|The Point on Norman, LLC (North Carolina)               |  |                                                   
|The Reserve, LLC (Delaware)                             |  |                                                   
|The River Club Realty, LLC (Georgia)                    |  |                                                   
|The Sanctuary at Lake Wylie, LLC (Delaware)             |  |