| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| AIR ONE EQUIPMENT INC | 360 PRODUCTION DR | SOUTH ELGIN | IL | 60177-2637 | (847) 289-9000 | (847) 289-9001 |
| AIRGAS NORTH CENTRAL INC | 1250 W WASHINGTON ST | WEST CHICAGO | IL | 60185 | (630) 231-7760 | (630) 231-7768 |
| HD SUPPLY FACILITIES MAINTENANCE | 3781 BURWOOD DR | WAUKEGAN | IL | 60085 | (800) 548-1234 | (847) 377-5160 |
| INDI ENTERPRISE INC | 535 CHIPPEWA TR | CAROL STREAM | IL | 60188-1589 | (630) 462-6980 | (630) 868-3861 |
| MATHESON TRI-GAS INC | 200 ALESSIO DR | JOLIET | IL | 60433 | (815) 228-7855 | |
| NORTH AMERICA PROCUREMENT COUNCIL | P O BOX 40445 | GRAND JUNCTION | CO | 81504 | (302) 450-1923 | (302) 450-1925 |
| PRIME VENDOR INC | 4622 CEDAR AVE, BLDG 5, STE 123 | WILMINGTON | NC | 28403-6916 | (800) 746-9554 | (910) 726-1973 |
| SCHAEFFER MFG CO | 102 BARTON ST | ST LOUIS | MO | 63104 | (314) 800-9061 | (314) 865-4107 |
| WELDING CENTER, THE | 7400 S CENTRAL | BEDFORD PARK | IL | 60638 | (708) 728-9353 | (708) 728-9358 |
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