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Exhibit
12.1
 Hanover Compressor Company
Computation of Ratio of Earnings to Fixed Charges
(Amounts in thousands of dollars, except ratio amounts)
 Year Ended December 31,2005 (1)
    
    
    2004 (2)
    
    
    2003 (3)
    
    
    2002 (4)
    
    
    2001Earnings:Income (loss) from continuing operations before taxes
    
    
    (9,434
    )
    
    
    (29,324
    )
    
    
    (113,859
    )
    
    
    (97,325
    )
    
    
    107,257Add:Interest on indebtedness, amortization of
capitalized interest and amortization of capitalized debt expense and discount
    
    
    147,796
    
    
    
    158,241
    
    
    
    95,341
    
    
    
    46,639
    
    
    
    34,738Leasing expense and the estimated interest
factor attributable to rents
    
    
    3,234
    
    
    
    3,450
    
    
    
    49,818
    
    
    
    95,362
    
    
    
    71,315Equity in income of non-consolidated affiliates in excess
of distributions of income
    
    
    (2,763
    )
    
    
    (10,112
    )
    
    
    (4,563
    )
    
    
    (1,966
    )
    
    
    (9,607
    )Earnings as adjusted
    
    
    138,833
    
    
    
    122,255
    
    
    
    26,737
    
    
    
    42,710
    
    
    
    203,703Fixed charges:Interest on indebtedness, amortization of capitalized debt expense and discount
and capitalized interest
    
    
    147,344
    
    
    
    157,502
    
    
    
    95,850
    
    
    
    48,763
    
    
    
    37,228Leasing expense and the estimated interest
factor attributable to rents
    
    
    3,234
    
    
    
    3,450
    
    
    
    49,818
    
    
    
    95,362
    
    
    
    71,315Total fixed charges
    
    
    150,578
    
    
    
    160,952
    
    
    
    145,668
    
    
    
    144,125
    
    
    
    108,543Ratio of earnings to fixed charges
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    1.88
  (1)
    
    Due to Hanovers loss for the year ended December 31, 2005, the ratio was less than 1:1. Hanover would have had to generate additional pre-tax earnings of $11.7 million
to achieve coverage of 1:1. During the year, we recorded $9.8 million in pre-tax charges. For a description of these pre-tax charges, see Note 22 in the notes to the
consolidated financial statements included in Hanovers Annual Report on Form 10-K for the year ended December 31, 2005.(2)
    
    Due to Hanovers loss for the year ended December 31, 2004, the ratio was less than 1:1. Hanover would have had to generate additional pre-tax earnings of $38.7 million
to achieve coverage of 1:1. During the year, we recorded $0.4 million in pre-tax benefit. For a description of this pre-tax benefit, see Note 22 in the notes to the
consolidated financial statements included in Hanovers Annual Report on Form 10-K for the year ended December 31, 2005.(3)
    
    Due to Hanovers loss for the year ended December 31, 2003, the ratio was less than 1:1. Hanover would have had to generate additional pre-tax earnings of $118.9 million
to achieve coverage of 1:1. During the year, we recorded $250.6 million in pre-tax charges. For a description of these pre-tax charges, see Note 22 in the notes to the
consolidated financial statements included in Hanovers Annual Report on Form 10-K for the year ended December 31, 2005.(4)
    
    Due to Hanovers loss for the year ended December 31, 2002, the ratio was less than 1:1. Hanover would have had to generate additional pre-tax earnings of $101.4 million
to achieve coverage of 1:1. During the year, we recorded $182.7 million in pre-tax charges. For a description of these pre-tax charges, see Note 22 in the notes to the
consolidated financial statements included in Hanovers Annual Report on Form 10-K for the year ended December 31, 2004.