EXHIBIT 11





                                 CLX ENERGY, INC.
                    Computation of Net Income (Loss) Per Share
                                   (Unaudited)



                                          Nine Months          Three Months
                                         Ended June 30         Ended June 30,
                                    ----------------------  ---------------------
                                       2002        2001        2002       2001
                                    -----------  ---------  ----------  ---------
                                                            
Net income (loss)                   $ (103,419)    220,502  $    6,739     45,824
                                    ===========  =========  ==========  =========

Weighted average number of common
  shares outstanding                 2,631,936   2,634,850   2,631,936  2,631,984

Common equivalent shares
  representing shares issuable
  upon exercise of outstanding
  options                                    -     129,630           -    129,630
                                    -----------  ---------  ----------  ---------

                                     2,631,936   2,764,480   2,631,936  2,761,614
                                    ===========  =========  ==========  =========

 Net income (loss) per share:
    Basic                           $    ( .04)        .08  $     0.00       0.02
                                    ===========  =========  ==========  =========

    Diluted                         $    ( .04)        .08  $     0.00       0.02
                                    ===========  =========  ==========  =========


Stock  options  are  not  considered  in  the  diluted EPS calculation for those
periods  with  net losses, as the impact of the potential common shares (250,000
shares  at  June  30,  2002)  would  be  to  decrease  loss  per  share.