Exhibit 12.1

BJ Services Company

Ratio of Earnings to Fixed Charges

(In Thousands)



|                                                                                        |  |                          |  |         |  |         |  |         |  |          
|--------------------------------------------------------------------------------------- |  | ------------------------ |  | ------- |  | ------- |  | ------- |  | ---------
|                                                                                        |  | Year Ended September 30,
|                                                                                        |  | 2002                     |  | 2003    |  | 2004    |  | 2005    |  | 2006     
|COMPUTATION OF EARNINGS:                                                                |  |                          |  |         |  |         |  |         |  |          
|Add:                                                                                    |  |                          |  |         |  |         |  |         |  |          
|Income from continuing operations before income taxes and fixed charges                 |  | 252,694                  |  | 275,672 |  | 520,737 |  | 653,347 |  | 1,172,083
|Fixed charges                                                                           |  | 33,558                   |  | 43,478  |  | 47,922  |  | 41,107  |  | 28,539   
|Amortization of capitalized interest                                                    |  | 1,197                    |  | 1,765   |  | 1,524   |  | 1,582   |  | 1,741    
|Deduct:                                                                                 |  |                          |  |         |  |         |  |         |  |          
|Interest capitalized                                                                    |  | 2,739                    |  | 629     |  | 787     |  | 1,215   |  | 2,035    
|Minority interest in pretax income of subsidiaries that have not incurred fixed charges |  | 4,916                    |  | 5,080   |  | 2,286   |  | 3,725   |  | 3,970    
|                                                                                        |  |                          |  |         |  |         |  |         |  |          
|Earnings, as defined                                                                    |  | 279,794                  |  | 315,206 |  | 567,110 |  | 691,096 |  | 1,196,358
|                                                                                        |  |                          |  |         |  |         |  |         |  |          
|COMPUTATION OF FIXED CHARGES:                                                           |  |                          |  |         |  |         |  |         |  |          
|Interest expensed and capitalized                                                       |  | 11,718                   |  | 16,577  |  | 17,176  |  | 12,166  |  | 2,035    
|Amortized premiums, discounts and capitalized interest related to indebtedness          |  | 3,159                    |  | 6,456   |  | 6,389   |  | 3,671   |  | 1,763    
|Estimate of interest within rental expense                                              |  | 18,681                   |  | 20,445  |  | 24,357  |  | 25,270  |  | 24,741   
|                                                                                        |  |                          |  |         |  |         |  |         |  |          
|Fixed charges, as defined                                                               |  | 33,558                   |  | 43,478  |  | 47,922  |  | 41,107  |  | 28,539   
|                                                                                        |  |                          |  |         |  |         |  |         |  |          
|Fixed charge ratio                                                                      |  | 8.34                     |  | 7.25    |  | 11.83   |  | 16.81   |  | 41.92    
|                                                                                        |  |                          |  |         |  |         |  |         |  |