EXHIBIT 21.1 BEA SYSTEMS, INC. SUBSIDIARIES OF THE REGISTRANT 1. BEA Systems (FSC), Inc., Barbados 2. BEA International, Cayman Islands 3. BEA Systems, Ltd., Canada 4. BEA Systems Limitada, Brazil 5. BEA Systems SA de CV, Mexico 6. BEA Systems Europe GmbH, Germany 7. BEA Systems Europe Ltd., United Kingdom 8. BEA Systems Italia S.P.A. 9. BEA Systems Spain S.A. 10. BEA Systems Europe N.V., Belgium 11. BEA Systems Pty Ltd., South Africa 12. BEA Systems AB, Sweden 13. BEA Systems, Ltd., United Kingdom 14. BEA Systems OY, Finland 15. BEA Systems S.A., France 16. BEA Systems (Switzerland) Ltd., Switzerland 17. BEA Systems Japan Ltd., Japan 18. BEA Systems Korea, Korea 19. BEA Systems Pty Ltd., Australia 20. BEA Systems HK Ltd., Hong Kong 21. BEA Systems Holland B.V., Netherlands 22. BEA WebXpress, LLC 23. Avitek Inc. 24. The Theory Center, Inc. 25. Technology Resource Group 26. BEA Systems Holding A, Inc. 27. BEA Systems Holding B, Inc. 28. BEA Systems Distribution B.V., Netherlands 29. BEA Systems Netherlands B.V. 30. BEA Cayman Holding I 31. BEA Cayman Holding II 32. BEA Cayman Holding III 33. BEA Systems (Ontario), Inc. 34. BEA Systems (Nova Scotia) Company 35. The Object People Limited 36. The Object People GmbH 37. 1395135 Ontario Inc.