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Exhibit 21.1
 HANOVER COMPRESSOR COMPANY & SUBSIDIARIES (FEIN: 76-0625124)
Company Listing as of December 31, 2006
 Entity
    
    Ownership
    
    Place of Incorporation1

    
    Arabian European Mechanical Company Ltd.
    
    49% Owned
    
    Saudi Arabia2

    
    Aurora (Barbados), SRL
    
    100% Wholly owned
    
    Barbados3
    
    Belleli Energy CPE S.p.A. f/k/a HCC Mantova S.r.l.
    
    100% Wholly owned
    
    Italy4
    
    Belleli Energy Djibouti FZCO
    
    100% Wholly Owned
    
    Djibouti5
    
    Belleli Energy FZE
    
    100% Wholly owned
    
    United Arab Emirates6
    
    Belleli Energy S.p.A.
    
    100% Wholly Owned
    
    Italy7
    
    Energy Transfer-Hanover Ventures, L.P.
    
    100% Wholly owned
    
    Delaware8
    
    H.C.C. Compressor de Venezuela, C.A.
    
    100% Wholly owned
    
    Venezuela9
    
    Hanover (GB) Limited
    
    100% Wholly owned
    
    United Kingdom10
    
    Hanover (Malaysia) SDN BHD
    
    60% Owned
    
    Malaysia11
    
    Hanover Argentina S.A.
    
    100% Wholly owned
    
    Argentina12
    
    Hanover Asia, Inc.
    
    100% Wholly owned
    
    Delaware13
    
    Hanover Australia, L.L.C.
    
    100% Wholly owned
    
    Delaware14
    
    Hanover Bolivia Ltda.
    
    100% Wholly owned
    
    Bolivia15
    
    Hanover Brasil Ltda.
    
    100% Wholly owned
    
    Brazil16
    
    Hanover Canada Corporation
    
    100% Wholly owned
    
    Canada17
    
    Hanover Cayman Limited
    
    100% Wholly owned
    
    Cayman Islands18
    
    Hanover Colombia Leasing, LLC
    
    100% Wholly owned
    
    Delaware19
    
    Hanover Compressed Natural Gas Services, LLC
    
    100% Wholly owned
    
    Delaware20
    
    Hanover Compression Compania Limitada  d/b/a Hanover Chile Ltda.
    
    100% Wholly owned
    
    Chile21
    
    Hanover Compression General Holdings, LLC
    
    100% Wholly owned
    
    Delaware22
    
    Hanover Compression Limited Partnership
    
    100% Wholly owned
    
    Delaware23
    
    Hanover Compressor Capital Trust
    
    100% Wholly owned
    
    Delaware24
    
    Hanover Compressor Company
    
    Parent
    
    Delaware25
    
    Hanover Compressor de Mexico, S. de R.L. de C.V.
    
    100% Wholly owned
    
    Mexico26
    
    Hanover Compressor Holding Company NL B.V.
    
    100% Wholly owned
    
    Netherlands27
    
    Hanover Compressor Nigeria, Inc.
    
    100% Wholly owned
    
    Delaware28
    
    Hanover Compressor Peru S.A.C.
    
    100% Wholly owned
    
    Peru29
    
    Hanover Compressor Services B.V.
    
    100% Wholly owned
    
    Netherlands30
    
    Hanover de Mexico, S. de R.L. de C.V.
    
    100% Wholly owned
    
    Mexico31
    
    Hanover Eastern Hemisphere FZE
    
    100% Wholly owned
    
    Dubai32
    
    Hanover Ecuador L.L.C.
    
    100% Wholly owned
    
    Delaware33
    
    Hanover Egypt LLC
    
    100% Wholly owned
    
    Egypt34
    
    Hanover General Energy Transfer, LLC
    
    100% Wholly owned
    
    Delaware35
    
    Hanover HL Holdings, LLC
    
    100% Wholly owned
    
    Delaware36
    
    Hanover HL, LLC
    
    100% Wholly owned
    
    Delaware37
    
    Hanover IDR, Inc.
    
    100% Wholly owned
    
    Delaware38
    
    Hanover International SA
    
    100% Wholly owned
    
    Switzerland39
    
    Hanover Kazakhstan LLP
    
    100% Wholly owned
    
    Kazakhstan40
    
    Hanover Limited Energy Transfer, LLC
    
    100% Wholly owned
    
    Delaware41
    
    Hanover Malta Holding Limited
    
    100% Wholly owned
    
    Malta42
    
    Hanover Middle East LLC
    
    70% owned
    
    Oman43
    
    Hanover Nigeria Energy Services Limited
    
    100% Wholly owned
    
    Nigeria44
    
    Hanover North Africa Limited
    
    100% Wholly owned
    
    Malta45
    
    Hanover Partners Nigeria LLC
    
    100% Wholly owned
    
    Delaware46
    
    Hanover Peru Selva S.R.L.
    
    100% Wholly owned
    
    Peru47
    
    Hanover Services (GB) Ltd.
    
    100% Wholly owned
    
    United Kingdom48
    
    Hanover SPE, L.L.C.
    
    100% Wholly owned
    
    Delaware49
    
    Hanover Venezuela, C.A.
    
    100% Wholly owned
    
    Venezuela50
    
    HC Cayman LLC
    
    100% Wholly owned
    
    Delaware51
    
    HC Cayman Ltd.
    
    100% Wholly owned
    
    Cayman Islands52
    
    HC Leasing, Inc.
    
    100% Wholly owned
    
    Delaware53
    
    HCL Colombia, Inc.
    
    100% Wholly owned
    
    Delaware54
    
    HG Compression Services Nigeria Limited
    
    51% Owned
    
    Nigeria55
    
    KOG, Inc.
    
    100% Wholly owned
    
    Delaware56
    
    Nigerian Leasing, LLC
    
    100% Wholly owned
    
    Delaware57
    
    P.T. Hanover Indonesia
    
    100% Wholly owned
    
    Indonesia58
    
    Production Operators Cayman Inc
    
    100% Wholly owned
    
    Cayman Islands59
    
    Servicios Tipsa S.A.
    
    100% Wholly owned
    
    Argentina60
    
    Servicompresores, C.A.
    
    100% Wholly owned
    
    Venezuela