| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| A STAR ELECTRIC CO | 200 SEEGERS AVE | ELK GROVE VILLAGE | IL | 60007 | (847) 439-4122 | (847) 439-4631 |
| AUSTGEN ELECTRIC INC | 801 E MAIN | GRIFFITH | IN | 46319 | (219) 924-7528 | (219) 922-8409 |
| BIDNET | 20A RAILROAD AVE | ALBANY | NY | 12205 | (800) 677-1997 | (518) 438-0599 |
| BLACKRIDGE RESEARCH & CONSULTING | 4041 W HOLLOW CREEK DR | PEORIA | IL | 61615 | (917) 993-7467 | (917) 993-7467 |
| BROADWAY ELECTRIC INC | 831 OAKTON | ELK GROVE VILLAGE | IL | 60007-1904 | (847) 593-0001 | (847) 593-0004 |
| CJD STORMWATER SOLUTIONS | 2612 15TH AVE S | MINNEAPOLIS | MN | 55407 | (918) 605-5954 | (503) 214-8340 |
| CONNELLY ELECTRIC | 40 S ADDISON RD, STE 100 | ADDISON | IL | 60101 | (630) 543-9059 | (630) 543-9077 |
| CONSTRUCT CONNECT | 30 TECHNOLOGY PKWY S, STE 100 | NORCROSS | GA | 30092 | (800) 364-2059 | (866) 570-8187 |
| E.REPUBLIC | 100 BLUE RAVINE RD | FOLSOM | CA | 95630 | (916) 932-1300 | (916) 932-1470 |
| ELECTRICAL SYSTEMS INC | 17335 S ASHLAND AVE | EAST HAZEL CREST | IL | 60429 | (708) 647-1300 | (708) 647-6744 |
| EMERSON PROCESS MANAGEMENT POWER | 200 BETA DR | PITTSBURGH | PA | 15238 | (708) 263-6104 | (412) 963-4245 |
| ENVIROBIDNET.COM | 24123 PEACHLAND BLVD C-4 310 | PORT CHARLOTTE | FL | 33954 | (888) 888-0900 | |
| ENVIRONMENT MECHANICAL SERVICES INC | 2500 S 27TH AVE | BROADVIEW | IL | 60155 | (708) 345-1555 | (708) 681-8574 |
| GORDON FLESCH CO | 200 S WACKER DR, STE 675 | CHICAGO | IL | 60606 | (312) 544-6850 | (312) 544-6858 |
| HENKELS & MCCOY INC | 975 CORPORATE BLVD | AURORA | IL | 60502 | (331) 302-9349 | (630) 406-9530 |
| IMPIRIUM GROUP | 361 RANDY RD, STE 101 | CAROL STREAM | IL | 60188 | (847) 708-7500 | (847) 589-0643 |
| IT ARCHITECT CORPORATION, THE | 505 N LAKE SHORE DR, STE 217 | CHICAGO | IL | 60611 | (312) 617-5000 | (312) 276-4361 |
| JOHN BURNS CONSTRUCTION CO | 17601 SOUTHWEST HWY | ORLAND PARK | IL | 60467 | (708) 326-3500 | (708) 479-4956 |
| KELSO-BURNETT CO | 5200 NEWPORT DR | ROLLING MEADOWS | IL | 60008 | (847) 259-0720 | (847) 483-3887 |
| LEYDEN ELECTRIC INC | 604 E NORTH ST | ELBURN | IL | 60119 | (630) 365-0200 | (630) 365-0202 |
| MZI GROUP | 1937 W FULTON ST | CHICAGO | IL | 60612 | (312) 492-8740 | (312) 492-8741 |
| NORTH AMERICA PROCUREMENT COUNCIL | P O BOX 40445 | GRAND JUNCTION | CO | 81504 | (302) 450-1923 | (302) 450-1925 |
| OLD VETERAN CONSTRUCTION INC | 3245 GLENWOOD DYER RD | LYNWOOD | IL | 60411 | (773) 821-9900 | (773) 821-9911 |
| PRIME VENDOR INC | 4622 CEDAR AVE, BLDG 5, STE 123 | WILMINGTON | NC | 28403-6916 | (800) 746-9554 | (910) 726-1973 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |