| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| AUTUMN CONSTRUCTION SERVICES INC | 87 EISENHOWER LANE SOUTH | LOMBARD | IL | 60148 | (630) 588-9585 | (630) 588-9586 |
| 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 |
| HARTWIG PLUMBING & HEATING INC | 20800 E BRINK ST | HARVARD | IL | 60033 | (815) 943-4430 | (815) 943-4490 |
| JASON MECHANICAL CORPORATION | 660 COLLINS ST | JOLIET | IL | 60432 | (815) 723-6912 | (815) 723-6882 |
| JOHN P URLAKIS | PO BOX 250 | SPRINGFIELD | WI | 53176 | (877) 522-5421 | (262) 607-6497 |
| MG SCIENTIFIC INC | 8500 107TH ST | PLEASANT PRAIRIE | WI | 53158 | (262) 947-7000 | (999) 999-9999 |
| NORTH AMERICA PROCUREMENT COUNCIL | P O BOX 40445 | GRAND JUNCTION | CO | 81504 | (302) 450-1923 | (302) 450-1925 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |