<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF INTEGRATED ELECTRICAL SERVICES, INC. AS OF JUNE 30,
2000, AND FOR THE NINE MONTHS ENDED JUNE 30, 2000, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> OCT-01-1999
<PERIOD-END> JUN-30-2000
<CASH> 773
<SECURITIES> 0
<RECEIVABLES> 320,816
<ALLOWANCES> 7,313
<INVENTORY> 19,598
<CURRENT-ASSETS> 392,731
<PP&E> 81,796
<DEPRECIATION> 23,363
<TOTAL-ASSETS> 958,213
<CURRENT-LIABILITIES> 217,359
<BONDS> 150,000
0
0
<COMMON> 406
<OTHER-SE> 496,112
<TOTAL-LIABILITY-AND-EQUITY> 958,213
<SALES> 1,157,667
<TOTAL-REVENUES> 1,157,667
<CGS> 957,139
<TOTAL-COSTS> 1,117,969
<OTHER-EXPENSES> (1,027)
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 17,156
<INCOME-PRETAX> 23,569
<INCOME-TAX> 13,356
<INCOME-CONTINUING> 10,213
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 10,213
<EPS-BASIC> 0.25
<EPS-DILUTED> 0.25
</TABLE>