EX-21.1 15 dex211.txt LIST OF SUBSIDIARIES OF HANOVER COMPRESSOR CO. Exhibit 21.1 Hanover Compressor Company List of Subsidiaries 1. Aurora Barbados, SRL, a West Indies, Barbados corporation 2. Belleli Energy, SrL, an Italian corporation and owned 20% by Hanover 3. Burnett & Lewis Ltd. (Inactive), a United Kingdom corporation 4. Collicutt Hanover Services, Ltd., a Canadian corporation and owned 24.1% by Hanover Compression Limited Partnership 5. Collicutt-Hanover Compression Co., a Nova Scotia unlimited liability company 6. Contract Compression International Argentina, S.A. , an Argentine corporation 7. Cosacol Ltda (Colombia Limitada), a Colombia Limitada and owned 59% by Hanover 8. DR Argentina SA, an Argentine corporation 9. DR Compression Services S.A., a Swiss corporation 10. E I Venezuela Development Ltd., a Cayman Islands company 11. Energy Transfer Hanover Ventures, LP, a Delaware Limited Partnership, owned 98% by Hanover 12. Gulf Coast Dismantling, Inc., a Texas corporation 13. Hallmark Production Systems, Inc., a Texas corporation 14. Hampton Roads Shipping Investors II LLC, a Delaware limited liability company and owned 25% by Hanover 15. Hanover Asia, Inc., a Delaware corporation 16. Hanover Canada, Inc. (Inactive), a Canadian NRO 17. Hanover Australia LLC, a Delaware limited liability company 18. Hanover Cayman Limited, a Cayman Islands company 19. Hanover Compressed Natural Gas Services, LLC, a Delaware limited liability company 20. Hanover Compression Limited Partnership, a Delaware limited partnership, and in certain states doing business as: Hanover Compression General Holdings HCL Holdings Hanover General Holdings Hanover Compressor Limited Holdings Hanover Maintech Hanover/Smith Hanover Acquisition Hanover Land Eureka Energy Hanover Applied Process Solutions T. H. Russell Hanover Russell CDI Holdings Compressor Dynamics Production Operators Hanover OEC Compression Ouachita Energy Hanover Energy Services RX Oil & Gas Prime Compression Services Unit Partners Victoria Compression Services Contract Engineering & Operating Southern Maintenance Services Transmission Systems TTV Prop HES Hanover South Texas Production Hanover - Power Machinery HC 21. Hanover Compressor Capital Trust, a Delaware business trust 22. Hanover Compressor Colombia Ltd. (Inactive), a Colombian limitada and owned 51% by Hanover 23. Hanover Compressor Colombia, Inc., a Delaware corporation 24. Hanover Compressor Company Bolivia, Ltd. 25. Hanover Compressor Holding Company NL BV 26. Hanover Compressor Mexico SRL (Inactive), a Mexican limited liability company 27. Hanover Compressor Peru SAC, a Peruvian corporation 28. Hanover Compressor Surcursal Mexico, a Mexican branch 29. Hanover do Brazil, Ltda., a Brazilian limitada 30. Hanover/Enron Venezuela, Ltd., a Venezuelan branch of a Cayman Islands corporation 2 31. Hanover Ecuador L.L.C., a Delaware limited liability company 32. Hanover General Energy Transfer, LLC, a Delaware limited liability company 33. Hanover IDR, Inc., a Delaware corporation 34. Hanover Limited Energy Transfer LLC, a Delaware limited liability company 35. Hanover Malaysia SDN BHD, a Malaysian company and owned 60% by Hanover 36. Hanover Maloney Inc. f/k/a Maloney Industries Inc., an Alberta Canada corporation 37. Hanover Measurement, LLC, a Delaware limited liability company 38. Hanover Measurement Services Company, LP, a Delaware limited partnership 39. Hanover SPE, L.L.C., a Delaware limited liability company 40. Hanover Trade Corp., a West Indies Barbados corporation 41. Hanover Trinidad LLC, a Delaware limited liability company 42. Hanover/Cosacol Consortium, a Colombian consortium 43. Hanover/Enron Venezuela, Ltd., a Venezuelan branch of a Cayman Islands company 44. HC Cayman LLC, a Delaware limited liability company 45. HC Leasing, Inc., a Delaware corporation 46. HCC Holdings, Inc., a Delaware corporation 47. H.C.C. Compressor de Venezuela. C.A., a Venezuelan corporation 48. HCL Colombia, Inc., a Delaware corporation 49. Houston Flow Measurement, Inc., a Texas corporation 50. KOG, Inc., a Texas corporation 51. Maloney Industries (France) S.A., a French corporation 52. Maloney Industries International Ltd., an Alberta Canada corporation 53. Maloney Industries Limited, a United Kingdom holding company 54. Maloney Industries (UK) Ltd., a United Kingdom corporation 55. Mid Continent Measuring, Inc., an Oklahoma corporation 56. PT Hanover Indonesia, an Indonesian company 3 57. POI Operating Company S. de R.L., a Mexican limited liability company 58. POI Mexico Service Company S. de R.L., a Mexican limited liability company 59. Power Machinery, Inc (fka PWRMI Acquisition, Inc), a Delaware corporation 60. Production Operators Argentina S.A., an Argentine corporation 61. Production Operators Venezuela C.A., a Venezuelan corporation 62. Production Operators Cayman, Inc., a Cayman Islands corporation 63. Production Operators Cayman (El Furrial) Ltd., a Cayman Islands limited liability company 64. Proyecto Gas Natural PGN, C.A, a Venezuelan corporation 65. Servi Compressores, C.A, a Venezuelan corporation and owned 50% Hanover 66. Servicios Tipsa, S.A., an Argentine corporation 67. Southwest Industries Inc., a Delaware corporation 68. Sunterra Energy Corporation, an Oklahoma corporation 69. Talleres Petroleros de Colombia Ltda., a Colombian limitada 70. Tubefabs Ltd. (inactive), a United Kingdom corporation 71. Wells-Hall Manufacturing Ltd., an Alberta Canada corporation 72. WilPro Energy Services (PIGAP II) Limited, a Cayman Islands limited liability company 73. WilPro Energy Services (Guara) Limited, a Cayman Islands limited liability company 4