| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| AMALGAMATED SERVICES INC | 21024 S 80TH AVE | FRANKFORT | IL | 60423 | (708) 417-5946 | (815) 464-5196 |
| BIDNET | 20A RAILROAD AVE | ALBANY | NY | 12205 | (800) 677-1997 | (518) 438-0599 |
| CARRIER CORP | 7501 S QUINCY ST, STE 110 | WILLOWBROOK | IL | 60527 | (630) 516-3278 | (999) 999-9999 |
| CHICAGOLAND | PO BOX 3533 | PEORIA | IL | 61612 | (309) 401-6167 | (309) 401-6168 |
| CONSTRUCT CONNECT | 30 TECHNOLOGY PKWY S, STE 100 | NORCROSS | GA | 30092 | (800) 364-2059 | (866) 570-8187 |
| FRANCO HAULING LLC | 460 W IRVING PARK RD, SUITE C358 | BENSENVILLE | IL | 60106 | (630) 776-4092 | (999) 999-9999 |
| INDUSTRIA INC | 2860 S RIVER ROAD, STE 100 | DESPLAINES | IL | 60018 | (773) 697-0190 | (773) 697-0191 |
| JASON MECHANICAL CORPORATION | 660 COLLINS ST | JOLIET | IL | 60432 | (815) 723-6912 | (815) 723-6882 |
| JOHNSON CONTROLS INC | 3007 MALMO DR | ARLINGTON HEIGHTS | IL | 60005 | (847) 545-5623 | (847) 364-1536 |
| KENDALL LLC | 5100 BULWER AVE | ST. LOUIS | MO | 63147 | (314) 546-8831 | (314) 621-1934 |
| NWHVAC | 339 ANTHONY TRAIL | NORTHBROOK | IL | 60062 | (847) 509-2173 | (847) 509-2160 |
| ORGANIC SOLUTIONS INC | 10231 S GREEN ST | CHICAGO | IL | 60643 | (773) 954-6737 | (773) 954-6737 |
| ORION GROUP ASTRA SUB TOPCO LLC dba | 2401 INTERNAITONALE PKWY, UNIT C | WOODRIDGE | IL | 60517 | (708) 774-0582 | (999) 999-9999 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |
| SULLWOOD INC | 1240 N HOLMAN AVE | CHICAGO | IL | 60651 | (312) 810-8757 | (999) 999-9999 |
| THERMOSYSTEMS INC | 960 INDUSTRIAL DR, UNIT 1 | ELMHURST | IL | 60126 | (630) 693-0920 | (630) 693-0921 |
| WINDY CITY REPRESENTATIVES LLC | 200 WINDSOR DRIVE | OAK BROOK | IL | 60523 | (630) 590-6933 | (630) 571-4110 |