<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C> <C>
<PERIOD-TYPE> 9-MOS 9-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-1999
<PERIOD-START> JAN-01-2000 JAN-01-1999
<PERIOD-END> SEP-30-2000 SEP-30-1999
<CASH> 1,241,000 1,569,000
<SECURITIES> 0 0
<RECEIVABLES> 9,921,000 7,788,000
<ALLOWANCES> (1,102,000) (612,000)
<INVENTORY> 0 0
<CURRENT-ASSETS> 16,670,000 14,283,000
<PP&E> 9,342,000 8,456,000
<DEPRECIATION> (4,717,000) (3,920,000)
<TOTAL-ASSETS> 26,614,000 23,661,000
<CURRENT-LIABILITIES> 9,944,000 7,020,000
<BONDS> 0 0
0 0
0 0
<COMMON> 12,350,000 12,322,000
<OTHER-SE> 3,695,000 514,000
<TOTAL-LIABILITY-AND-EQUITY> 26,614,000 23,661,000
<SALES> 38,738,000 28,271,000
<TOTAL-REVENUES> 38,738,000 28,271,000
<CGS> 25,137,000 19,051,000
<TOTAL-COSTS> 25,137,000 19,051,000
<OTHER-EXPENSES> 7,813,000 6,006,000
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 260,000 678,000
<INCOME-PRETAX> 5,528,000 2,536,000
<INCOME-TAX> 2,211,000 1,076,000
<INCOME-CONTINUING> 3,317,000 1,460,000
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 3,317,000 1,690,000
<EPS-BASIC> 0.67 0.43
<EPS-DILUTED> 0.63 0.40
</TABLE>