| 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 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 | ||
| Energy Transfer-Hanover Ventures LP | Wholly owned | Delaware | ||
| 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 Leasing LLC | 57% owned | Delaware | ||
| EXLP Operating LLC | 57% 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 (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 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 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, S.A. | Wholly owned | Switzerland | ||
| Exterran Kazakhstan LLP | Wholly owned | Kazakhstan | ||
| Company | Ownership | Incorporation | ||
| Exterran Malta Holding Limited | Wholly owned | Malta | ||
| Exterran Manutencao Industrial Ltda. | Wholly owned | Brazil | ||
| Exterran Middle East LLC | 70% owned | Oman | ||
| Exterran North Africa Limited | Wholly owned | Malta | ||
| Exterran Pakistan (Private) Limited | Wholly owned | Pakistan | ||
| Exterran Partners, L.P. | 57% owned | Delaware | ||
| Exterran Peru S.R.L. | Wholly owned | Peru | ||
| Exterran Services (UK) Ltd. | Wholly owned | United Kingdom | ||
| Exterran Services B.V. | Wholly owned | Netherlands | ||
| Exterran Services de Mexico, S. de R.L. de C.V. | Wholly owned | Mexico | ||
| Exterran Servicos de Oleo e Gas Ltda. | Wholly owned | Brazil | ||
| Exterran Venezuela, C.A. | Wholly owned | Venezuela | ||
| GLR Solutions Ltd. | Wholly owned | Alberta, Canada | ||
| H.C.C. Compressor de Venezuela, C.A. | Wholly owned | Venezuela | ||
| Hanover Argentina, S.A. | Wholly owned | Argentina | ||
| Hanover Asia, Inc. | Wholly owned | Delaware | ||
| Hanover Australia LLC | Wholly owned | Delaware | ||
| Hanover Bolivia Ltda. | Wholly owned | Bolivia | ||
| Hanover Canada Corporation | Wholly owned | Alberta, Canada | ||
| Hanover Cayman Limited | Wholly owned | Cayman Islands | ||
| Hanover Colombia Leasing, LLC | Wholly owned | Delaware | ||
| Hanover Compressed Natural Gas Services LLC | Wholly owned | Delaware | ||
| Hanover Compressor Capital Trust | Wholly owned | Delaware | ||
| Hanover Compressor Nigeria, Inc. | Wholly owned | Delaware | ||
| Hanover Compressor Peru, SAC | Wholly owned | Peru | ||
| Hanover de Mexico, S. de R.L. de C.V. | Wholly owned | Mexico | ||
| Hanover Ecuador LLC | Wholly owned | Delaware | ||
| Hanover General Energy Transfer, LLC | Wholly owned | Delaware | ||
| Hanover IDR, Inc. | Wholly owned | Delaware | ||
| Hanover Limited Energy Transfer, LLC | Wholly owned | Delaware | ||
| Hanover Nigeria Energy Services Limited | Wholly owned | Nigeria | ||
| Hanover Partners Nigeria LLC | Wholly owned | Delaware | ||
| Hanover Peru Selva S.r.l. | Wholly owned | Peru | ||
| Hanover SPE, L.L.C. | Wholly owned | Delaware | ||
| HC Cayman LLC | Wholly owned | Delaware | ||
| HC Leasing, Inc. | Wholly owned | Delaware | ||
| HCL Colombia, Inc. | Wholly owned | Delaware | ||
| HG Compression Services Nigeria Limited | 51% owned | Nigeria | ||
| KOG, Inc. | Wholly owned | Delaware | ||
| Nigerian Leasing, LLC | Wholly owned | Delaware | ||
| Production Operators Cayman Inc. | Wholly owned | Cayman Islands | ||
| PT Universal Compression Indonesia | Wholly owned | Indonesia | ||
| PT. Exterran Indonesia | Wholly owned | Indonesia | ||
| Quimex S.A. | Wholly owned | Switzerland | ||
| Servi-Compresores, C.A. | Wholly owned | Venezuela | ||
| UCO Compression Holding, L.L.C. | Wholly owned | Delaware | ||
| Universal Compression Argentina S.A. | Wholly owned | Argentina | ||
| Universal Compression Bolivia Ltda. | Wholly owned | Bolivia | ||
| Universal Compression Canadian Holdings, Inc. | Wholly owned | Delaware | ||
| Universal Compression Cayman Ltd. | Wholly owned | Cayman Islands | ||
| Universal Compression International Holdings, S.L.U. | Wholly owned | Spain | ||
| Universal Compression International Ltd. | Wholly owned | Cayman Islands | ||
| Company | Ownership | Incorporation | ||
| Universal Compression International, Inc. | Wholly owned | Delaware | ||
| Universal Compression Mauritius | Wholly owned | Mauritius | ||
| Universal Compression of Colombia Ltd. | Wholly owned | Cayman Islands | ||
| Universal Compression Services de Venezuela C.A. | Wholly owned | Venezuela | ||
| Universal Compression Services, LLC | Wholly owned | Delaware | ||
| Universal Compression Singapore Pte. Ltd. | Wholly owned | Singapore | ||
| Uniwhale de Colombia E.U. | 75% owned | Colombia | ||
| Uniwhale Ltd. | 75% owned | Cayman Islands | ||
