Cubic Corporation -SEC Form 10-K                                        
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                                   EXHIBIT 21
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                  SUBSIDIARY CORPORATIONS OF CUBIC CORPORATION
                  PLACE OF INCORPORATION AND PERCENTAGE OWNED
                  --------------------------------------------
 
 
                                                            PLACE OF                  PERCENTAGE
          SUBSIDIARY                                      INCORPORATION                  OWNED
          ----------                                      -------------               ----------

                                                                                 
CONSOLIDATED CONVERTING CO.
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Whittier, California                                       California                   100%
                                                                                            
                                                                                            
CUBIC APPLICATIONS INC.                                                                     
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Lacey, Washington                                          California                   100%
                                                                                            
                                                                                            
CUBIC AUTOMATIC REVENUE COLLECTION GROUP                                                    
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San Diego, California                                      California                   100%
                                                                                            
                                                                                            
CUBIC COMMUNICATIONS, INC.                                                                  
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San Diego, California                                      California                   100%
                                                                                            
                                                                                            
CUBIC DATA SYSTEMS, INC.                                                                    
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San Diego, California                                      California                   99.9%
                                                                                            
                                                                                            
CUBIC DEFENSE SYSTEMS, INC.                                                                 
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San Diego, California                                      California                   100%
                                                                                            
                                                                                            
CUBIC ENVIRONMENTAL TECHNOLOGIES, INC.                                                      
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San Diego, California                                      Delaware                     100%
                                                                                            
                                                                                            
CUBIC FIELD SERVICES, INC.                                                                  
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San Diego, California                                      Delaware                     100%
                                                                                            
                                                                                            
CUBIC FOREIGN SALES, INC.                                  St. Thomas                       
- -------------------------                                 U.S. Virgin Islands               
San Diego, California                                                                   100%
                                                                                            
                                                                                            
CUBIC LAND, INC.                                                                            
- ----------------                                                                            
San Diego, California                                      California                   100% 
 

 
Cubic Corporation - SEC Form 10-K
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SUBSIDIARY CORPORATIONS OF CUBIC CORPORATION--CONTINUED
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                                                            PLACE OF                 PERCENTAGE
          SUBSIDIARY                                      INCORPORATION                 OWNED
          ----------                                      -------------              ----------
                                                                                
CUBIC TOLL SYSTEMS, INC.
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Teterboro, New Jersey                                        New York                 100%


CUBIC (UK) LIMITED
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London, England                                              England                  100%


NAVSAT CORPORATION
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San Diego, California                                        California               100%


NEW YORK REVENUE AUTOMATION, INC.
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New York, New York                                           New York                 100%*
 * (100% owned subsidiary of Cubic Automatic Revenue Collection Group)


SOUTHERN CUBIC PTY., LTD
- ------------------------
New South Wales, Australia                                   Australia                100% *
 * (50% owned subsidiary of Cubic Corporation and
    50% owned subsidiary of Cubic Automatic Revenue Collection Group)


WESTINGHOUSE CUBIC LIMITED
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London, England                                              England                   50% *
 * (50% owned subsidiary of Cubic (UK) Limited)