<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FINANCIAL
STATEMENTS FOR THE THREE MONTH PERIOD ENDED JUNE 30, 2000 AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> MAR-31-2001
<PERIOD-END> JUN-30-2000
<CASH> 134,437
<SECURITIES> 0
<RECEIVABLES> 4,440,170
<ALLOWANCES> 50,000
<INVENTORY> 1,180,843
<CURRENT-ASSETS> 6,907,462
<PP&E> 9,672,805
<DEPRECIATION> (4,491,871)
<TOTAL-ASSETS> 13,253,018
<CURRENT-LIABILITIES> 6,125,987
<BONDS> 2,694,442
0
3,085,728
<COMMON> 5,933,226
<OTHER-SE> (4,699,213)
<TOTAL-LIABILITY-AND-EQUITY> 13,253,018
<SALES> 0
<TOTAL-REVENUES> 6,379,305
<CGS> 0
<TOTAL-COSTS> 5,578,064
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> (125,738)
<INCOME-PRETAX> 42,293
<INCOME-TAX> 0
<INCOME-CONTINUING> 42,293
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 42,293
<EPS-BASIC> .00
<EPS-DILUTED> .00
</TABLE>