Exhibit 21.1

Sun Microsystems, Inc. Subsidiaries



|                                                       |  |                                         
|------------------------------------------------------ |  | ----------------------------------------
|Subsidiaries                                           |  | Jurisdiction ofIncorporationor Formation
|3055855 Nova Scotia Company                            |  | Canada                                  
|514713 N.B. Inc.                                       |  | Canada                                  
|Belle Gate Investment B.V.                             |  | Netherlands                             
|Cobalt Networks B.V                                    |  | Netherlands                             
|ISOPIA Company                                         |  | Canada                                  
|ISOPIA Corp.                                           |  | New York                                
|Niwot Acquisition Corp.                                |  | Delaware                                
|SeeBeyond (Deutschland) GmbH                           |  | Germany                                 
|SeeBeyond (UK) Ltd.                                    |  | United Kingdom                          
|SeeBeyond Pte. Ltd.                                    |  | Singapore                               
|SeeBeyond Pty Ltd.                                     |  | Australia                               
|Solaris Assurance, Inc.                                |  | Bermuda                                 
|Solaris Indemnity, Ltd.                                |  | Bermuda                                 
|STC Systems Pvt Ltd.                                   |  | India                                   
|Storage Technology (Bermuda) Ltd.                      |  | Bermuda                                 
|Storage Technology European Operations, S.A.S.         |  | France                                  
|Storage Technology Holding Limited                     |  | United Kingdom                          
|Storage Technology Limited                             |  | United Kingdom                          
|StorageTek (Bermuda) Finance Limited                   |  | Bermuda                                 
|StorageTek (China) Services Company Limited            |  | China                                   
|StorageTek (India) Private Ltd.                        |  | India                                   
|StorageTek (Malaysia) Sdn. Bhd.                        |  | Malaysia                                
|StorageTek International Corporation                   |  | Delaware                                
|StorageTek Ireland Limited                             |  | Ireland                                 
|StorageTek South Asia Pte. Ltd.                        |  | Singapore                               
|Sun Microsystems AB                                    |  | Sweden                                  
|Sun Microsystems AO                                    |  | Russia                                  
|Sun Microsystems AS                                    |  | Norway                                  
|Sun Microsystems Australia Pty. Ltd.                   |  | Australia                               
|Sun Microsystems Belgium N.V./S.A.                     |  | Belgium                                 
|Sun Microsystems (Bilgisayar Sistemleri) L.S.          |  | Turkey                                  
|Sun Microsystems (China) Co., Ltd.                     |  | Peoples Republic of China              
|Sun Microsystems China Ltd.                            |  | Hong Kong                               
|Sun Microsystems Consulting Limited                    |  | Peoples Republic of China              
|Sun Microsystems (Cyprus) Limited                      |  | Cyprus                                  
|Sun Microsystems Czech s.r.o.                          |  | Czech Republic                          
|Sun Microsystems Danmark A/S                           |  | Denmark                                 
|Sun Microsystems de Argentina S.A.                     |  | Argentina                               
|Sun Microsystems de Chile, S.A.                        |  | Chile                                   
|Sun Microsystems de Colombia, S.A.                     |  | Colombia                                
|Sun Microsystems de Mexico, S.A. de C.V.               |  | Mexico                                  
|Sun Microsystems de Venezuela, S.A.                    |  | Venezuela                               
|Sun Microsystems do Brasil Industria e Comericio Ltda. |  | Brazil                                  
|Sun Microsystems (Egypt) LLC                           |  | Egypt                                   
|Sun Microsystems Europe Properties B.V.                |  | Netherlands                             
|Sun Microsystems European Holding B.V.                 |  | Netherlands                             



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|                                                                                    |  |                                         
|----------------------------------------------------------------------------------- |  | ----------------------------------------
|Subsidiaries                                                                        |  | Jurisdiction ofIncorporationor Formation
|Sun Microsystems Exchange, Inc.                                                     |  | Delaware                                
|Sun Microsystems Federal, Inc.                                                      |  | California                              
|Sun Microsystems Global Finance K.K.                                                |  | Japan                                   
|Sun Microsystems Financial Sector Sarl                                              |  | Luxembourg                              
|Sun Microsystems France S.A.                                                        |  | France                                  
|Sun Microsystems Ges.m.b.H                                                          |  | Austria                                 
|Sun Microsystems Global Financial Services, LLC                                     |  | Delaware                                
|Sun Microsystems GmbH                                                               |  | Germany                                 
|Sun Microsystems (Hellas) S.A.                                                      |  | Greece                                  
|Sun Microsystems Holdings Limited                                                   |  | United Kingdom                          
|Sun Microsystems Hungary Computing Limited Liability Company                        |  | Hungary                                 
|Sun Microsystems Iberica, S.A.                                                      |  | Spain                                   
|Sun Microsystems India Private Limited                                              |  | India                                   
|Sun Microsystems International B.V.                                                 |  | Netherlands                             
|Sun Microsystems International Holding B.V.                                         |  | Netherlands                             
|Sun Microsystems International, Inc.                                                |  | California                              
|Sun Microsystems Investments S.a.r.l.                                               |  | Luxembourg                              
|Sun Microsystems Ireland Limited                                                    |  | Ireland                                 
|Sun Microsystems Israel Ltd.                                                        |  | Israel                                  
|Sun Microsystems Italia S.p.A.                                                      |  | Italy                                   
|Sun Microsystems K.K.                                                               |  | Japan                                   
|Sun Microsystems Korea, Ltd.                                                        |  | South Korea                             
|Sun Microsystems Limited                                                            |  | United Kingdom                          
|Sun Microsystems LLC                                                                |  | California                              
|Sun Microsystems Luxembourg SARL                                                    |  | Luxembourg                              
|Sun Microsystems Malaysia Sdn. Bhd.                                                 |  | Malaysia                                
|Sun Microsystems Management Services Corporation                                    |  | California                              
|Sun Microsystems (Middle East) B.V.                                                 |  | Netherlands                             
|Sun Microsystems Nederlands B.V.                                                    |  | Netherlands                             
|Sun Microsystems (NZ) Limited                                                       |  | New Zealand                             
|Sun Microsystems of California, Inc.                                                |  | California                              
|Sun Microsystems of California Limited                                              |  | Hong Kong                               
|Sun Microsystems of Canada Inc.                                                     |  | Canada                                  
|Sun Microsystems Oy                                                                 |  | Finland                                 
|Sun Microsystems Poland Sp.z.o.o                                                    |  | Poland                                  
|Sun Microsystems (Portugal) Tecnicas de Informatica, Sociedade Unipessoal, Limitada |  | Portugal                                
|Sun Microsystems Products, Ltd.                                                     |  | Peoples Republic of China              
|Sun Microsystems Pte. Ltd.                                                          |  | Singapore                               
|Sun Microsystems (Schweiz) A.G.                                                     |  | Switzerland                             
|Sun Microsystems Scotland B.V.                                                      |  | Netherlands                             
|Sun Microsystems Scotland Limited                                                   |  | Scotland                                
|Sun Microsystems Scotland LP                                                        |  | Scotland                                
|Sun Microsystems Services France SAS                                                |  | France                                  
|Sun Microsystems Slovakia, s.r.o                                                    |  | Slovak Republic                         
|Sun Microsystems (South Africa) (Pty) Limited                                       |  | Republic of South Africa                
|Sun Microsystems SPB LLC                                                            |  | Russian Federation                      
|Sun Microsystems Taiwan Limited                                                     |  | Taiwan                                  
|Sun Microsystems Technology Ltd.                                                    |  | Bermuda                                 
|Sun Microsystems (Thailand) Limited                                                 |  | Thailand                                
|Sun Microsystems (U.A.E.) Ltd.                                                      |  | Cayman Islands                          
|The Santacruz Operation de Mexico, S. de R.L. de C.V.                               |  | Mexico