Exhibit 21.1

SUBSIDIARIES OF

SUNSTONE HOTEL INVESTORS, INC.



|                                   |  |                                   |  |                                     
|---------------------------------- |  | --------------------------------- |  | ------------------------------------
|Buy Efficient LLC                  |  | Sunstone Hazelwood, LLC           |  | Sunstone Sea Harbor Lessee, Inc.    
|EP Holdings, LLC                   |  | Sunstone Holdco 3, LLC            |  | Sunstone Sea Harbor, LLC            
|Pico Ventures, LLC                 |  | Sunstone Holdco 4, LLC            |  | Sunstone SH Hotels, LLC             
|Rochester BevFlow, Inc.            |  | Sunstone Holdco 5, LLC            |  | Sunstone SHOP Lessee, Inc.          
|Rochester DC, LLC                  |  | Sunstone Holdco 6, LLC            |  | Sunstone SHOP, LLC                  
|Rochester RIBM Lessee, Inc.        |  | Sunstone Holdco 7, LLC            |  | Sunstone Sidewinder Lessee, Inc.    
|RTS Lessee, Inc.                   |  | Sunstone Holdco I, LLC            |  | Sunstone Sidewinder, LLC            
|SHP DT Bevflow, Inc.               |  | Sunstone Holt Lessee, Inc.        |  | Sunstone Top Gun Lessee, Inc.       
|SHP Lessee Corp                    |  | Sunstone Holt, LLC                |  | Sunstone Top Gun, LLC               
|SHP Lessee II Corp                 |  | Sunstone Hotel Acquisitions, LLC  |  | Sunstone Valley River Lessee, Inc.  
|SHP Lessee III Corp                |  | Sunstone Hotel Investors, Inc.    |  | Sunstone Valley River, LLC          
|SHP Ogden, LLC                     |  | Sunstone Hotel Partnership, LLC   |  | Sunstone Westwood, LLC              
|Sun BB, LLC                        |  | Sunstone Hotel TRS Lessee, Inc.   |  | Sunstone Wharf Lessee, Inc.         
|Sun CC SPM, Inc.                   |  | Sunstone Hotels Rochester, LLC    |  | Sunstone Wharf SPE, LLC             
|Sun CHP I, Inc.                    |  | Sunstone Hotels, LLC              |  | Sunstone Wharf, LLC                 
|Sun CS Mezz 1, LLC                 |  | Sunstone Jamboree Lessee, Inc.    |  | Sunstone Windy Hill, LLC            
|Sun CS Mezz 2, LLC                 |  | Sunstone Jamboree, LLC            |  | Sunstone Windy Hills Lessee, Inc.   
|Sun CS Mezz Lessee 1, Inc.         |  | Sunstone K9 Lessee, Inc.          |  | Sunstone/WB Manhattan Beach         
|Sun CS Mezz Lessee 2, Inc.         |  | Sunstone K9, LLC                  |  | SWW No. 1, LLC                      
|Sun Manhattan, LLC                 |  | Sunstone Kahler Lessee, Inc.      |  | TTS Facilities, LLC                 
|Sun Napa Merlot Lessee, Inc.       |  | Sunstone Kahler, LLC              |  | WB Grand Rapids Hotels, Inc.        
|Sun SHP II, LLC                    |  | Sunstone LA Airport Lessee, Inc.  |  | WB Grand Rapids SPM, Inc.           
|Sunstone 42nd Street Lessee, Inc.  |  | Sunstone LaSalle Lessee, Inc.     |  | WB Grand Rapids, Inc.               
|Sunstone 42nd Street, LLC          |  | Sunstone LaSalle, LLC             |  | WB Grand Rapids, LLC                
|Sunstone Big Beaver Lessee, Inc.   |  | Sunstone Leesburg Lessee, Inc.    |  | WB Sunstone-Boise, Inc.             
|Sunstone Big Beaver, LLC           |  | Sunstone Leesburg, LLC            |  | WB Sunstone-Boise, LLC              
|Sunstone Broadhollow Lessee, Inc.  |  | Sunstone Longhorn GP, LLC         |  | WB Sunstone-Hollywood, LLC          
|Sunstone Broadhollow, LLC          |  | Sunstone Longhorn Holdco, LLC     |  | WB Sunstone-Lake Oswego Lessee, Inc.
|Sunstone Broadway Holdco, LLC      |  | Sunstone Longhorn Lessee GP, LLC  |  | WB Sunstone-Lake Oswego, LLC        
|Sunstone Broadway Lender, LLC      |  | Sunstone Longhorn Lessee, LP      |  | WB Sunstone-Portland, Inc.          
|Sunstone Broadway Lessee, Inc.     |  | Sunstone Longhorn, LP             |  | WB Sunstone-Portland, LLC           
|Sunstone Broadway, LLC             |  | Sunstone MacArthur Lessee, Inc.   |  | WB Sunstone-Riverside, Inc.         
|Sunstone Center Court Lessee, Inc. |  | Sunstone MacArthur, LLC           |  | WB Sunstone-Riverside, LLC          
|Sunstone Center Court, LLC         |  | Sunstone Napa, LLC                |  | WHP BevFlow, LLC                    
|Sunstone Century Star Lessee, Inc. |  | Sunstone North State Lessee, Inc. |  | WHP Hotel Lessee 1, Inc.            
|Sunstone Century Star, LLC         |  | Sunstone North State, LLC         |  | WHP Hotel Lessee 3, Inc.            
|Sunstone Cowboy GP, LLC            |  | Sunstone Ocean Lessee, Inc.       |  | WHP Hotel Owner 2A, LLC             
|Sunstone Cowboy Lessee GP, LLC     |  | Sunstone Ocean, LLC               |  | WHP Hotel Owner 3, LP               
|Sunstone Cowboy Lessee, LP         |  | Sunstone OP Properties, LLC       |  | WHP Hotel Owner-1, LP               
|Sunstone Cowboy, LP                |  | Sunstone Outparcel, LLC           |  | WHP Hotel Owner-3A, LLC             
|Sunstone Downtown Lessee, Inc.     |  | Sunstone Philly GP, LLC           |  | WHP Manager-1, LLC                  
|Sunstone Downtown, LLC             |  | Sunstone Philly Lessee, Inc.      |  | WHP Manager-3, LLC                  
|Sunstone Durante Lessee, Inc.      |  | Sunstone Philly, LP               |  | WHP Mezz Borrower-1, LLC            
|Sunstone Durante, LLC              |  | Sunstone Pledgeco, LLC            |  | WHP Mezz Borrower-2, LLC            
|Sunstone East Pratt GP, LLC        |  | Sunstone Quincy Lessee, Inc.      |  | WHP PPE Owner-1, LLC                
|Sunstone East Pratt Lessee, Inc.   |  | Sunstone Quincy, LLC              |  | WHP Springing Member-3, Inc.        
|Sunstone East Pratt, LP            |  | Sunstone Red Oak Lessee, Inc.     |  | WHP Texas Beverage1, Inc.           
|Sunstone El Camino Lessee, Inc.    |  | Sunstone Red Oak, LLC             |  | WHP Texas Beverage2, Inc.           
|Sunstone El Camino, LLC            |  | Sunstone RIP, LLC                 |  | WSRH LAX Airport, LLC               
|Sunstone Hartsfield Lessee, Inc.   |  | Sunstone Rochester Outparcel, LLC |  | WSRH LAX Mezz Airport, LLC          
|Sunstone Hartsfield, LLC           |  | Sunstone Sea Harbor Holdco, LLC   |  |