0001047469-04-014044 10-K/A 4 20031231 20040428 ALTERNATIVE RESOURCES CORP 0000920521 7363 382791069 DE 1231 10-K/A 34 000-23940 04760372 100 TRI STATE INTERNATIONAL STE 300 LINCOLNSHIRE IL 60069 8473171000 75 TRI STATE INTERNATIONAL STE 100 LINCOLNSHIRE IL 60069 10-K/A 1 a2134575z10-ka.htm 10-K/A EX-10.21 2 a2134575zex-10_21.htm EXHIBIT 10.21 EX-31.1 3 a2134575zex-31_1.htm CEO CERT. EX-31.2 4 a2134575zex-31_2.htm CFO CERT.