| Jones Lang Lasalle Americas, Inc. Chicago | 1,744 | $11,255 |
| Dae Sung LLC Plainfield | 908 | $12,549 |
| Siemens Industry Inc Buffalo Grove | 400 | $45,768 |
| Amalgamated Services, Inc. Frankfort | 300 | $8,994 |
| Challenge Unlimited, Inc. Alton | 130 | $12,951 |
| Troop Contracting Inc Willowbrook | 101 | $218,048 |
| Brock Construction Inc Chicago | 81 | $50,500 |
| Richard Group LLC Glenview | 75 | $1,258,114 |
| Miramar International Group, Inc. Brookfield | 72 | $42,078 |
| Legacy Corporation of Il East Moline | 57 | $250,000 |
| Ada S. Mckinley Community Services, Inc. Chicago | 51 | $33,142 |
| DL Facilities Support Services JV Plainfield | 50 | $13,270 |
| Supplied Industrial Solutions, Inc. Granite City | 50 | $71,422 |
| FTSS Joint Venture Frankfort | 39 | $7,616 |
| Gale Construction Company of Illinois Joliet | 37 | $517,183 |
| Oneill Contractors Inc Glenview | 37 | $602,500 |
| Lawdensky Construction Company Incorporated Schaumburg | 36 | $125,895 |
| Marcia K Beckwith Inc Fairview Heights | 36 | $311,027 |
| Walsh Federal LLC Chicago | 35 | $27,937,000 |
| J & B Builders Inc Saint Charles | 33 | $188,800 |
| Blue Yonder Inc Naperville | 32 | $393,447 |
| Accel Construction Services Group, LLC Chicago | 27 | $404,833 |
| Exp Federal Inc. Chicago | 27 | $223,341 |
| Sergeant Construction Inc Tinley Park | 25 | $74,235 |
| Kone Inc Moline | 24 | $33,988 |
| Luhr Crosby, LLC Columbia | 23 | $7,985,700 |
| Boyd Atlanta Rhodes LLC Chicago | 22 | $3,886 |
| Batir Partners JV Saint Charles | 21 | $133,401 |
| Lake Contracting, Inc. Addieville | 21 | $305,075 |
| MDM Construction Supply, LLC Rockford | 21 | $278,000 |
| Smith Hafeli Inc Marion | 20 | $449,610 |
| AC JV One LLC Elk Grove Village | 19 | $15,458,000 |
| Geotechnical Construction, Inc. Mount Olive | 19 | $340,840 |
| Idi Construction LLC Waukegan | 19 | $104,203 |
| Luhr Bros., Inc. Columbia | 18 | $6,436,325 |
| Givsco RCC Joint Venture Pekin | 17 | $206,035 |
| Litteken Construction Company, LLC Breese | 17 | $165,300 |
| Industria Inc Des Plaines | 16 | $39,351 |
| South Town Refrigeration, LLC Frankfort | 15 | $99,685 |
| Batir 1000 Joint Venture Saint Chalres | 14 | $99,705 |
| Dahme Mechanical Industries Inc Arlington Heights | 13 | $39,710 |
| Bartkowski Life Safety Corp South Holland | 12 | $345,844 |
| Charpie Construction Co., Inc. Chicago | 12 | $285,700 |
| Bridger National Construction LLC Chicago | 11 | $2,488,075 |
| Community Workshop and Training Center Inc Peoria | 11 | $10,000 |
| Davinroy Mechanical Contractor, Inc Belleville | 11 | $20,610 |
| Franklin's Services Unlimited Inc. Fairview Heights | 11 | $17,600 |
| Kroeschell Engineering Co. Inc. Arlington Heights | 11 | $128,000 |
| Afci-Cci JV One LLC Elk Grove Village | 10 | $8,271,500 |
| Prow'Ess Construction Corp. Springfield | 10 | $265,227 |
| Syte Corporation Chicago | 10 | $725,774 |
| The Mantle Group Inc Worden | 10 | $738,525 |
| Bba Construction LLC Bloomington | 9 | $758,329 |
| Convergint Technologies LLC Hoffman Estates | 9 | $39,267 |
| Innovative Support Solutions, Inc. Elmhurst | 9 | $3,623,000 |
| Peplow & Bowers LLC Washington | 9 | $57,908 |
| Architectural Consulting Group of Chicago Inc Waukegan | 8 | $3,232,520 |
| Gold Wave Inc Darien | 8 | $113,890 |
| Independent Mechanical Industries Inc Elk Grove Village | 8 | $8,045 |
| Patriot Property Services LLC Round Lake | 8 | $12,521 |
| Archer Western Federal JV Chicago | 7 | $7,942,000 |
| Berglund Construction Co Chicago | 7 | $42,740 |
| DMS Contracting Inc Mascoutah | 7 | $95,100 |
| Kovilic Construction Co Inc Franklin Park | 7 | $1,337,010 |
| Veteranson Inc Elk Grove Village | 7 | $19,625 |
| Jewish Child and Family Services Chicago | 6 | $109,481 |
| K.C. Electrical Construction, Inc. Midlothian | 6 | $257,500 |
| Mid-American Elevator Company, Inc. East Dundee | 6 | $34,733 |
| Modesto Management LLC Oak Park | 6 | $318,497 |
| Peters Heating and Air Conditioning, Inc. Quincy | 6 | $8,491 |
| St. Clair Associated Vocational Enterprises, Inc. Belleville | 6 | $11,500 |
| Therm Flo, Inc. Buffalo Grove | 6 | $14,154 |
| Walsh Construction Company II, LLC Chicago | 6 | $366,500 |
| Azimuth Contracting, LLC La Grange | 5 | $227,850 |
| Drive Construction Inc Bridgeview | 5 | $100,224 |
| Janie B LLC Walshville | 5 | $33,323 |
| Jondro Studios Inc Carlyle | 5 | $115,000 |
| Nalco Company LLC Naperville | 5 | $8,782 |
| Rio Buildings and Facilities LLC Maywood | 5 | $40,811 |