| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| ACS ENTERPRISES INC | 7117 W GRAND AVE | CHICAGO | IL | 60707 | (773) 637-0731 | (773) 637-6325 |
| AUTUMN CONSTRUCTION SERVICES INC | 87 EISENHOWER LANE SOUTH | LOMBARD | IL | 60148 | (630) 588-9585 | (630) 588-9586 |
| BIDNET | 15 BRITISH AMERICAN BLVD | LATHAM | NY | 12110 | (518) 438-009... | (518) 689-7038 |
| BORNQUIST INC | 7050 N LEHIGH | CHICAGO | IL | 60646 | (773) 763-6534 | (773) 763-6534 |
| BWF ENVIROTEC | 1800 WORLDWIDE BLVD | HEBRON | KY | 41048 | (800) 733-2043 | 859) 282-4555 |
| CHICAGOLAND | PO BOX 3533 | PEORIA | IL | 61612 | (309) 401-6167 | (309) 401-6168 |
| CORE MECHANICAL INC | 4632 W LAWRENCE AVE | CHICAGO | IL | 60630 | (773) 267-6300 | (773) 267-6333 |
| EMERGENT COILS LLC | 1685 S COLORADO BLVD, UNIT S324 | DENVER | CO | 80222 | (855) 264-5669 | (720) 457-5031 |
| ENVIRONMENT MECHANICAL SERVICES INC | 2500 S 27TH AVE | BROADVIEW | IL | 60155 | (708) 345-1555 | (708) 681-8574 |
| FILTER SERVICE, INC | 25 HOWARD | DESPLAINES | IL | 60018 | 847-616-8710 | 847-616-8715 |
| FILTERBUY INCORPORATED | 101 POPE STREET | TALLADEGA | AL | 35160 | (815) 522-1502 | (999) 999-9999 |
| GUNN & PEGELOW INC | 28045 N ASHLEY CIRCLE, SUITE 106 | LIBERTYVILLE | IL | 60048 | (847) 573-7030 | (999) 999-9999 |
| INDI ENTERPRISE INC | 535 CHIPPEWA TR | CAROL STREAM | IL | 60188-1589 | (630) 462-6980 | (630) 868-3861 |
| JOHNSON CONTROLS INC | 3007 MALMO DR | ARLINGTON HEIGHTS | IL | 60005 | (847) 545-5623 | (847) 364-1536 |
| JONES ENVIRONMENTAL CONTROL INC | 19144 S BLACKHAWK PKWY | MOKENA | IL | 60448 | (815) 464-0591 | (815) 464-0569 |
| JUDLAU CONTRACTING INC | 1011 WARRENVILLE RD, STE 475 | LISLE | IL | 60532 | (718) 554-2320 | (331) 777-5771 |
| KINGS ENTERPRISED BASED | 19252 OAKWOOD AVE | LANSING | IL | 60438 | (708) 250-4193 | (708) 251-8904 |
| KOCH FILTER CORP | 8401 AIR COMMERCE DR | LOUISVILLE | KY | 40219 | (502) 634-6244 | (502) 969-2364 |
| LEMAY AUTO SUPPLY | 3130 N LINCOLN AVE | CHICAGO | IL | 60657 | (847) 754-7838 | (773) 477-2589 |
| NORTH AMERICA PROCUREMENT COUNCIL | P O BOX 40445 | GRAND JUNCTION | CO | 81504 | (302) 450-1923 | (302) 450-1925 |
| OMNI-PUMP REPAIRS INC | 9224 CHESTNUT AVE | FRANKLIN PK | IL | 60131 | (847) 451-0000 | (847) 451-0119 |
| PRIME VENDOR INC | 4622 CEDAR AVE, BLDG 5, STE 123 | WILMINGTON | NC | 28403-6916 | (800) 746-9554 | (910) 726-1973 |
| SIEMENS INDUSTRY INC | 585 SLAWIN CT | MT PROSPECT | IL | 60056 | (847) 803-2700 | (847) 803-2733 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |
| WLFSTR INC | 2940 AUTUMN DR | WOODRIDGE | IL | 60517 | (708) 256-2426 | (630) 324-6256 |
| WRANGLER TECH LLC | 9000 W 67TH ST | HODGKINS | IL | 60525 | (312) 925-7272 | (708) 469-7515 |