<TABLE> <S> <C>

<ARTICLE> 5
<MULTIPLIER> 1
       
<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                         863,977                 526,492               2,149,129
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                1,704,931               2,080,254               3,764,650
<ALLOWANCES>                                   (37,000)                (71,000)               (121,000)
<INVENTORY>                                    261,790                 321,102                 171,869
<CURRENT-ASSETS>                             4,430,463               4,810,155               7,977,996
<PP&E>                                       6,348,567               6,675,785               6,128,490
<DEPRECIATION>                                (897,022)             (1,070,576)             (1,201,604)
<TOTAL-ASSETS>                              12,305,090              13,576,214              17,629,448
<CURRENT-LIABILITIES>                        1,826,962               3,051,075               4,189,976
<BONDS>                                      5,578,283               5,454,312               3,000,000
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                     243
<COMMON>                                         2,329                   2,331                   2,491
<OTHER-SE>                                   4,897,516               5,068,496               7,689,531
<TOTAL-LIABILITY-AND-EQUITY>                12,305,090              13,576,214              17,629,448
<SALES>                                      5,464,720               5,464,720              16,076,376
<TOTAL-REVENUES>                             5,464,720              10,675,320              16,076,376
<CGS>                                        4,102,482               7,733,090              11,487,361
<TOTAL-COSTS>                                1,182,657               2,495,216              15,191,815
<OTHER-EXPENSES>                                29,644                  66,912                (160,422)
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                                   0                       0                       0
<INCOME-PRETAX>                                      0                       0                       0
<INCOME-TAX>                                         0                       0                       0
<INCOME-CONTINUING>                                  0                       0                       0
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                   150,037                 348,222                 724,139
<EPS-PRIMARY>                                      .07                     .15                     .23
<EPS-DILUTED>                                      .06                     .12                     .24
        

</TABLE>