| | | | | |
| Company | | Ownership | | Incorporation |
| Arabian European Mechanical Company Ltd. | | 49% owned | | Saudi Arabia |
| Aurora (Barbados), SRL | | Wholly owned | | Barbados |
| B.T. Engineering Pte Ltd | | Wholly owned | | Singapore |
| B.T.I. Holdings Pte Ltd | | Wholly owned | | Singapore |
| Belleli Energia CPE do Brasil Ltda. | | Wholly owned | | Brazil |
| Belleli Energy B.V. | | Wholly owned | | Netherlands |
| Belleli Energy Critical Process Equipment S.r.l. | | Wholly owned | | Italy |
| Belleli Energy F.Z.E. | | Wholly owned | | Dubai |
| Belleli Energy S.r.l. | | Wholly owned | | Italy |
| Compression Services de Mexico, S.A. de C.V. | | Wholly owned | | Mexico |
| EES GP, L.P. | | Wholly owned | | Delaware |
| EES Leasing LLC | | Wholly owned | | Delaware |
| EMIT Water Discharge Technology, LLC | | Wholly owned | | Wyoming |
| Enterra Compression Investment Company | | Wholly owned | | Delaware |
| Enterra Global Holdings LLC | | Wholly owned | | Delaware |
| Excel Energy Services Limited | | Wholly owned | | Nigeria |
| EXH Cayman Ltd. | | Wholly owned | | Cayman Islands |
| EXH GP LP LLC | | Wholly owned | | Delaware |
| EXH MLP LP LLC | | Wholly owned | | Delaware |
| EXLP ABS 2009 LLC | | 65.6% owned | | Delaware |
| EXLP ABS Leasing 2009 LLC | | 65.6% owned | | Delaware |
| EXLP Leasing LLC | | 65.6% owned | | Delaware |
| EXLP Operating LLC | | 65.6% owned | | Delaware |
| Exterran (Australia) Pty Ltd | | Wholly owned | | Australia |
| Exterran (Beijing) Energy Equipment Company Ltd. | | Wholly owned | | China |
| Exterran (Poland) Sp. z.o.o. | | Wholly owned | | Poland |
| Exterran (Singapore) Pte. Ltd. | | Wholly owned | | Singapore |
| Exterran (Thailand) Ltd. | | Wholly owned | | Thailand |
| Exterran (UK) Ltd. | | Wholly owned | | United Kingdom |
| Exterran ABS 2007 LLC | | Wholly owned | | Delaware |
| Exterran ABS Leasing 2007 LLC | | Wholly owned | | Delaware |
| Exterran Argentina S.A. | | Wholly owned | | Argentina |
| Exterran Bolivia S.r.l. | | Wholly owned | | Bolivia |
| Exterran Canada Water Solutions ULC | | Wholly owned | | Alberta, Canada |
| Exterran Canada, Limited Partnership | | Wholly owned | | Nova Scotia, Canada |
| Exterran Canadian Partnership Holdings GP ULC | | Wholly owned | | Alberta, Canada |
| Exterran Canadian Partnership Holdings LP Company | | Wholly owned | | Nova Scotia, Canada |
| Exterran Cayman Nigerian Holdings Ltd. | | Wholly owned | | Cayman Islands |
| Exterran Colombia Leasing LLC | | Wholly owned | | Delaware |
| Exterran Eastern Hemisphere F.Z.E. | | Wholly owned | | Dubai |
| Exterran Egypt LLC | | Wholly owned | | Egypt |
| Exterran Energy Corp. | | Wholly owned | | Delaware |
| Exterran Energy de Mexico, S.A. de C.V. | | Wholly owned | | Mexico |
| Exterran Energy Solutions Compania Limitada | | Wholly owned | | Chile |
| Exterran Energy Solutions India Private Limited | | Wholly owned | | India |
| Exterran Energy Solutions, L.P. | | Wholly owned | | Delaware |
| Exterran Finance Company Ltd. | | Wholly owned | | Barbados |
| Exterran General Holdings LLC | | Wholly owned | | Delaware |
| Exterran General Partner, L.P. | | Wholly owned | | Delaware |
| Exterran GP LLC | | Wholly owned | | Delaware |
| Exterran HL LLC | | Wholly owned | | Delaware |
| Exterran Holding Company NL B.V. | | Wholly owned | | Netherlands |
| Exterran Holdings HL LLC | | Wholly owned | | Delaware |
| Exterran Holdings, Inc. | | Parent | | Delaware |
| Exterran International Holdings LLC | | Wholly owned | | Delaware |
| Exterran International SA | | Wholly owned | | Switzerland |
