**EXHIBIT21**

 

**SUBSIDIARYCORPORATIONS OF CUBIC CORPORATION**

**PLACE OFINCORPORATION AND PERCENTAGE OWNED**

 
| **Subsidiary**                              | ** ** | **Place of  Incorporation** | ** ** | **Percentage  Owned** |       |
|---------------------------------------------|------------|-----------------------------|------------|-----------------------|------------|
|                                        |       |                        |       |                  |       |
| **CONSOLIDATED CONVERTING CO.**             |       |                        |       |                  |       |
| Whittier, California                        |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC APPLICATIONS, INC.**                |       |                        |       |                  |       |
| Lacey, Washington                           |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC COMMUNICATIONS, INC.**              |       |                        |       |                  |       |
| San Diego, California                       |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC DATA SYSTEMS, INC.**                |       |                        |       |                  |       |
| San Diego, California                       |       | California                  |       | 90                    | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC DE MEXICO**                         |       |                        |       |                  |       |
| Tijuana, Mexico                             |       | Mexico                      |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC DEFENSE APPLICATIONS, INC.**        |       |                        |       |                  |       |
| San Diego, California                       |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC FOREIGN SALES, INC**.               |       | St. Thomas                  |       |                  |       |
| San Diego, California                       |       | US Virgin Islands           |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC HOLDINGS LTD**.                     |       |                        |       |                  |       |
| Aukland, New Zealand                        |       | New Zealand                 |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC LAND, INC.**                        |       |                        |       |                  |       |
| San Diego, California                       |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC MICROCHIP DEVELOPMENT CORPORATION** | ** ** | ** **                  | ** ** | ** **            | ** ** |
| San Diego, California                       |       | California                  |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC SIMULATION SYSTEMS, INC.**          |       |                        |       |                  |       |
| Orlando, Florida                            |       | Delaware                    |       | 100                   | %          |
|                                        |       |                        |       |                  |       |
| **CUBIC TRANSPORTATION SYSTEMS, INC.**      |       |                        |       |                  |       |
| San Diego, California                       |       | California                  |       | 100                   | %          |

 

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| **Subsidiary**                                               | ** ** | **Place of  Incorporation** | ** ** | **Percentage  Owned** |       |
|--------------------------------------------------------------|------------|-----------------------------|------------|-----------------------|------------|
|                                                         |       |                        |       |                  |       |
| **CUBIC TRANSPORTATION SYSTEMS LIMITED**                     |       |                        |       |                  |       |
| London, England                                              |       | England                     |       | 100                   | % *        |
| *(100% owned  subsidiary of Cubic (UK) Limited)              |       |                        |       |                  |       |
|                                                         |       |                        |       |                  |       |
| **CUBIC TRANSPORTATION SYSTEMS (AUSTRALIA) PTY  LIMITED**    |       |                        |       |                  |       |
| New South Wales, Australia                                   |       | Australia                   |       | 100                   | % *        |
| * (50% owned  subsidiary of Cubic Corporation and            |       |                        |       |                  |       |
| 50% owned  subsidiary of Cubic Transportation Systems, Inc.) |       |                        |       |                  |       |
|                                                         |       |                        |       |                  |       |
| **CUBIC (UK) LIMITED**                                       |       |                        |       |                  |       |
| London, England                                              |       | England                     |       | 100                   | %          |
|                                                         |       |                        |       |                  |       |
| **CUBIC WORLDWIDE TECHNICAL SERVICES, INC.**                 |       |                        |       |                  |       |
| San Diego, California                                        |       | Delaware                    |       | 100                   | %          |
|                                                         |       |                        |       |                  |       |
| **OSCMAR INTERNATIONAL LIMITED**                             | ** ** | ** **                  | ** ** | ** **            | ** ** |
| Auckland, New Zealand                                        |       | New Zealand                 |       | 100                   | % *        |
| *(100% owned  subsidiary of Cubic Holdings Ltd.)             |       |                        |       |                  |       |
|                                                         |       |                        |       |                  |       |
| **TRAF-PARK**                                                |       |                        |       |                  |       |
| Montreal, Quebec, Canada                                     |       | Canada                      |       | 100                   | %          |

 

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