| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| 5150 INC D/B/A BERG-JOHNSON | 1000 WESTGATE DR, STE 151 | ST PAUL | MN | 55114 | (952) 941-5400 | (999) 999-9999 |
| ADVANCED BOILER CONTROL | 7515 CLINE AVE | CROWN POINT | IN | 46307 | (219) 558-8494 | (219) 558-8498 |
| AIR COMFORT LLC | 2550 BRAGA DR | BROADVIEW | IL | 60155 | (708) 774-0582 | (999) 999-9999 |
| ALL AMERICAN EXTERIOR SOLUTIONS | 150 OAKWOOD RD | LAKE ZURICH | IL | 60047 | (847) 438-4131 | (847) 438-1387 |
| AUTUMN CONSTRUCTION SERVICES INC | 87 EISENHOWER LANE SOUTH | LOMBARD | IL | 60148 | (630) 588-9585 | (630) 588-9586 |
| BEC | 58EISENHOWER LANE | LOMBARD | IL | 60517 | (708) 441-5284 | (708) 441-5284 |
| 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 |
| BLINDERMAN CONSTRUCTION CO INC | 224 N DESPLAINES STREET, STE 650 | CHICAGO | IL | 60661 | (773) 444-0500 | (312) 496-3047 |
| BROADWAY ELECTRIC INC | 831 OAKTON | ELK GROVE VILLAGE | IL | 60007-1904 | (847) 593-0001 | (847) 593-0004 |
| CONSTRUCT CONNECT | 30 TECHNOLOGY PKWY S, STE 100 | NORCROSS | GA | 30092 | (800) 364-2059 | (866) 570-8187 |
| CRAFT MECHANICAL LLC | 4639 W ARMITAGE AVE | CHICAGO | IL | 60639 | (630) 863-3371 | (999) 999-9999 |
| DATABID | 433 PENN ST | NEWTOWN | PA | 18940 | (888) 929-3282 | (888) 929-9293 |
| DND ELECTRIC INC | 1111 E TOUHY AVE, STE 260 | DES PLAINES | IL | 60018 | (630) 585-0933 | (630) 585-0314 |
| EPLAN ONLINE PLANROOM | 1400 FORUM BLVD, STE 7B | COLUMBIA | IL | 65203 | (573) 447-7130 | (573) 355-5405 |
| EPSTEIN & SONS INTL INC, A | 600 W FULTON ST | CHICAGO | IL | 60661 | (312) 429-8072 | (312) 559-1217 |
| FH PASCHEN, SN NIELSEN & | 5515 N EAST RIVER RD | CHICAGO | IL | 60656-1113 | (773) 444-3474 | (773) 693-0064 |
| GRANITE CONSTRUCTION CO | 1011 E TOUHY AVE, STE 500 | DES PLAINES | IL | 60018 | (847) 919-8200 | (866) 736-9487 |
| GUNN & PEGELOW INC | 1920 INDUSTRIAL DR | LIBERTYVILLE | IL | 60048 | (847) 573-7030 | (999) 999-9999 |
| IDEAL HEATING CO | 9515 SOUTHVIEW AVE | BROOKFIELD | IL | 60513 | (708) 680-5000 | (708) 680-5007 |
| IHC CONSTRUCTION CO LLC | 385 AIRPORT RD, STE 100 | ELGIN | IL | 60123 | (847) 742-1516 | (847) 742-6610 |
| INDEPENDENT MECHANICAL | 2671 UNITED LN | ELK GROVE VILLAGE | IL | 60007 | (773) 243-0575 | (773) 496-8136 |
| INDUSTRIA INC | 2860 S RIVER ROAD, STE 100 | DESPLAINES | IL | 60018 | (773) 697-0190 | (773) 697-0191 |
| INTEGRATED DEMOLITION SERVICE LLC | 636 W RICHTON RD | CRETE | IL | 60417 | (708) 369-7508 | (999) 999-9999 |
| JOHN BURNS CONSTRUCTION COMPANY LLC | 999 OAKMONT PLAZA DR, SUITE 400 | WESTMONT | IL | 60559 | (708) 326-3500 | (000) 000-0000 |
| JOHNSON CONTROLS INC | 3007 MALMO DR | ARLINGTON HEIGHTS | IL | 60005 | (847) 545-5623 | (847) 364-1536 |
| JOSEPH J. HENDERSON & SON | 4288 OLD GRAND AVE | GURNEE | IL | 60031 | (847) 244-3222 | (847) 244-9572 |
| JUDLAU CONTRACTING INC | 1011 WARRENVILLE RD, STE 475 | LISLE | IL | 60532 | (718) 554-2320 | (331) 777-5771 |
| KP FENCING LLC | 315 N WALNUT ST | WENONA | IL | 61377 | (309) 403-3689 | 999-999-9999 |
| MAZARINI INC | 100 S BUFFALO GROVE RD, STE 208 | BUFFALO GROVE | IL | 60089 | (773) 707-7170 | (312) 210-9562 |
| MERCURY PARTNERS 90 BI INC | 1200 GREENLEAF | ELK GROVE VILLAGE | IL | 60007 | (847) 437-9690 | (847) 437-6319 |
| MIDWEST APPLIED SOLUTIINS INC | 30 N WOLF RD, 1ST FL | HILLSIDE | IL | 60162 | (708) 540-4555 | (708) 540-4556 |
| PATH CONSTRUCTION COMPANY INC | 125 E ALGONQUIN RD | ARLINGTON HEIGHTS | IL | 60005 | (847) 398-7100 | (847) 398-7101 |
| PREMIER MECHANICAL | 130 S FAIRBANK ST | ADDISON | IL | 60101 | (630) 543-3500 | (000) 000-0000 |
| ROYAL CRANE SERVICE INC | 3950 W 155TH ST | MARKHAM | IL | 60428 | (708) 974-0832 | (708) 974-0865 |
| RUBICON PROFESSIONAL SERVICES, LLC | 3350 RIVERWOOD PKWY, SUITE 1900 | ATLANTA | GA | 30339 | (847) 707-5972 | (312) 873-3843 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |
| STENSTROM CONSTRUCTION INC, D/B/A | 2420 20TH ST | ROCKFORD | IL | 61104 | (815) 398-2420 | (815) 398-0041 |
| SULLWOOD INC | 600 N ALBANY, STE 1R | CHICAGO | IL | 60612-1004 | (312) 810-8757 | (999) 999-9999 |
| TILES IN STYLE, D/B/A TAZA CONSTRUC | 16940 VINCENNES AVE | SOUTH HOLLAND | IL | 60473 | (877) 817-284... | (866) 552-8262 |
| TORRES ELECTRICAL CONTRACTORS LLC | 25261 SUNDERLIN RD | PLAINFIELD | IL | 60585 | (773) 458-4200 | (773) 365-9357 |
| VICTAULIC | 4901 KESSLERSVILLE RD | EASTON | PA | 18040 | (616) 450-6358 | (999) 999-9999 |
| W. E. ONEIL CONSTRUCTION CO | 1245 W WASHINGTON BLVD | CHICAGO | IL | 60607 | (773) 755-1611 | (773) 584-0866 |
| WILLIAM T CONNELLY INC | 40 S ADDISON RD, SUITE 100 | ADDISON | IL | 60101 | (630) 543-9059 | (630) 543-9077 |
| WINDY CITY REPRESENTATIVES LLC | 200 WINDSOR DRIVE | OAK BROOK | IL | 60523 | (630) 590-6933 | (630) 571-4110 |