| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| BIDNET | 20A RAILROAD AVE | ALBANY | NY | 12205 | (800) 677-1997 | (518) 438-0599 |
| BLUESTEM ECOLOGICAL SERVICES | 19812 W CORAL RD | MARENGO | IL | 60152 | (630) 417-1922 | (815) 568-4893 |
| BRIXTON BLOKE LLC | 5471 S INGLESIDE AVE, UNIT 1W | CHICAGO | IL | 60615 | (773) 398-3162 | (773) 398-3162 |
| CHICAGOLAND | PO BOX 3533 | PEORIA | IL | 61612 | (309) 401-6167 | (309) 401-6168 |
| DATABID | 433 PENN ST | NEWTOWN | PA | 18940 | (888) 929-3282 | (888) 929-9293 |
| GSG CONSULTANTS INC | 623 COOPER CT | SCHAUMBURG | IL | 60173 | (312) 733-6262 | (312) 733-5612 |
| IES SOLUTION | 13435 KOLMAR AVE | CRESTWOOD | IL | 60445 | (708) 926-9588 | (708) 926-9251 |
| ILM ENVIRONMENTS | 110 LE BARON ST | WAUKEGAN | IL | 60085 | (847) 244-6662 | (847) 244-0261 |
| INDIANA STEEL CARRIERS INC. | 2558 KERRY DR | VALPARAISO | IN | 46385 | (219) 712-5792 | (000) 000-0000 |
| J & L CONTRACTORS INC | PO BOX 595 | GLEN ELLYN | IL | 60138-0595 | (773) 908-8154 | (708) 841-8501 |
| JACK COFFEY LLC | 22W271 LAWRENCE AVE | MEDINAH | IL | 60157 | (630) 351-9223 | (630) 351-9232 |
| JOHN BURNS CONSTRUCTION COMPANY LLC | 999 OAKMONT PLAZA DR, SUITE 400 | WESTMONT | IL | 60559 | (708) 326-3500 | (000) 000-0000 |
| JOHN KENO & CO INC | 8623 W BRYN MAWR AVE # 501 | CHICAGO | IL | 60631 | (773) 380-0700 | (773) 380-0706 |
| JUDLAU CONTRACTING INC | 1011 WARRENVILLE RD, STE 475 | LISLE | IL | 60532 | (718) 554-2320 | (331) 777-5771 |
| K.L.F. ENTERPRISES INC | 15020 S CICERO AVE, UNIT 201 | OAK FOREST | IL | 60452 | (708) 331-4200 | (708) 333-5466 |
| LAKES & RIVERS CONTRACTING INC | 15480 CANAL BANK RD, PO BOX 67 | LEMONT | IL | 60439 | (630) 739-2460 | (630) 739-3732 |
| LEYDEN ELECTRIC INC | 604 E NORTH ST | ELBURN | IL | 60119 | (630) 365-0200 | (630) 365-0202 |
| LVS GROUP INC | 2845 BAR HARBOUR CT | AURORA | IL | 60504 | (312) 719-3135 | (312) 551-0596 |
| MATTHEWS PROPERTY SERVICE | 3049 W JACKSON BLVD | CHICAGO | IL | 60612 | (708) 553-5181 | (000) 000-0000 |
| PAW PALACE ENTERPRIZE | 2739 GLENWOOD DYER RD | LYNWOOD | IL | 60411 | (708) 906-3502 | (708) 757-6119 |
| PIZZO & ASSOCIATES LTD | 10729 PINE RD | LELAND | IL | 60531 | (815) 498-9988 | (815) 498-4406 |
| PRODUCTION DISTRIBUTION CO | 9511 S DORCHESTER AVE | CHICAGO | IL | 60628-1720 | (708) 489-0195 | (708) 489-0196 |
| R.W. COLLINS CO | 7225 W 66TH ST | CHICAGO | IL | 60638 | (708) 325-5017 | (708) 458-6870 |
| SHERIDAN PLUMBING & SEWER INC | 6754 W 74TH ST | BEDFORD PARK | IL | 60638 | (708) 475-7100 | (708) 475-7138 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |
| THORNTON EQUIPMENT SERVICE INC | 500 THORNHOUSE CR | NEW LENOX | IL | 60451 | (708) 479-7531 | (708) 479-7591 |
| TIGRIS AQUATIC SERVICES | 468 RANDY ROAD | CAROL STREAM | IL | 60188 | (224) 202-5808 | (000) 000-0000 |
| TOUCH N GO CLEANING JANITORIAL & | 5424 W MADISON | CHICAGO | IL | 60644 | (773) 517-1602 | (773) 277-3433 |
| TREES R US INC | PO BOX 6014 | WAUCONDA | IL | 60084 | (847) 913-9069 | (847) 487-3753 |
| UTILITY TRANSPORT SERVICE INC | 2044 W 163RD ST, UNIT 2 | MARKHAM | IL | 60428 | (708) 825-1439 | (999)999-9999 |
| VANTAGEPOINT CONSULTING | 3000 MARCUS AVE, SUITE 1W5 | LAKE SUCCESS | NY | 11042 | (224) 944-3434 | (224) 944-3434 |
| WINKLERS TREE SVC INC | PO BOX 1154 | LAGRANGE PK | IL | 60526 | (708) 544-1219 | (708) 544-0405 |
| YELLOWSTONE LANDSCAPE | 250 N GARDEN AVE | ROSELLE | IL | 60172 | (224) 290-6821 | (999) 999-9999 |