<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000917125
<NAME> RAINIER INVESTMENT MANAGEMENT MUTUAL FUNDS
<SERIES>
<NUMBER> 3
<NAME> BALANCED PORTFOLIO
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-START> APR-01-1999
<PERIOD-END> MAR-31-2000
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 105472417
<INVESTMENTS-AT-VALUE> 128304773
<RECEIVABLES> 1061676
<ASSETS-OTHER> 19901
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 129386350
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 774369
<TOTAL-LIABILITIES> 774369
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 103462138
<SHARES-COMMON-STOCK> 6839632
<SHARES-COMMON-PRIOR> 5799268
<ACCUMULATED-NII-CURRENT> (512)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 2317999
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 22832356
<NET-ASSETS> 128611981
<DIVIDEND-INCOME> 598505
<INTEREST-INCOME> 2314351
<OTHER-INCOME> 0
<EXPENSES-NET> 1229362
<NET-INVESTMENT-INCOME> 1683494
<REALIZED-GAINS-CURRENT> 5471283
<APPREC-INCREASE-CURRENT> 12272961
<NET-CHANGE-FROM-OPS> 19427738
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1675733
<DISTRIBUTIONS-OF-GAINS> 4460597
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2166562
<NUMBER-OF-SHARES-REDEEMED> 1471182
<SHARES-REINVESTED> 344984
<NET-CHANGE-IN-ASSETS> 31768102
<ACCUMULATED-NII-PRIOR> (8273)
<ACCUMULATED-GAINS-PRIOR> 1307313
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 718521
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1249116
<AVERAGE-NET-ASSETS> 103112809
<PER-SHARE-NAV-BEGIN> 16.70
<PER-SHARE-NII> 0.28
<PER-SHARE-GAIN-APPREC> 2.90
<PER-SHARE-DIVIDEND> 0.28
<PER-SHARE-DISTRIBUTIONS> 0.80
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 18.80
<EXPENSE-RATIO> 1.19
</TABLE>
