Companies headquartered in Illinois, by prime awards since FY2021
Rows 5,501–5,600 of 5,696, largest first
| Company | City | Primary industry (NAICS) | Prime awards since FY2021 |
|---|---|---|---|
| WGN Flag & Decorating Co. | Chicago | 314999 All Other Miscellaneous Textile Product… | $0 |
| Wheels, Inc. | Schaumburg | Subcontractor | |
| White Borgognoni Architects PC | Carbondale | 541310 Architectural Services | $0 |
| Wholesale Point Inc. | Burr Ridge | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Wicks Aircraft Supply Co. | Highland | 811210 Electronic and Precision Equipment… | $0 |
| Wiemelt Plumbing & Excavating, Inc. | Quincy | 237130 Power and Communication Line… | $0 |
| Wight & Company | Darien | 541310 Architectural Services | Subcontractor |
| Wildlife Materials, Inc. | Murphysboro | 334220 Radio and Television Broadcasting… | $0 |
| Wiley Office Equipment Co. | Springfield | 337214 Office Furniture (except Wood)… | $0 |
| Wilke Window & Door Company Incorporated | Belleville | 444180 Other Building Material Dealers | $0 |
| Willamette Management Associates, Inc. | Chicago | 541990 All Other Professional, Scientific… | $0 |
| Willett Hofmann & Associates Inc. | Dixon | 541330 Engineering Services | $0 |
| William Charles Construction Company, LLC | Rockford | 238910 Site Preparation Contractors | Subcontractor |
| William Charles, Inc. | Rockford | 237310 Highway, Street, and Bridge Construction | $0 |
| Williamson County Airport Authority | Marion | 488119 Other Airport Operations | $0 |
| Williams White And Co. | Moline | 333517 Machine Tool Manufacturing | $0 |
| William V Macgill & Co. | Lombard | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Wilson Kitchens Inc. | Harrisburg | 337212 Custom Architectural Woodwork… | Subcontractor |
| Windy City Wire Cable And Technology Products, LLC | Bolingbrook | 335929 Other Communication and Energy Wire… | Subcontractor |
| Winnebago Community Unit District 323 | Winnebago | $0 | |
| Winnebago County Health | Rockford | $0 | |
| Winston & Strawn LLP | Chicago | 541199 All Other Legal Services | $0 |
| Winsupply Carterville Il Co. | Carterville | 423720 Plumbing and Heating Equipment… | $0 |
| Winton Jeffrey | Chicago | $0 | |
| Wintrust Bank, National Association | Chicago | $0 | |
| Wisper Isp, LLC | Mascoutah | 517112 Wireless Telecommunications Carriers… | $0 |
| Wiss Janney Elstner Associates Inc. | Chicago | 541330 Engineering Services | Subcontractor |
| Witt/kieffer Inc. | Oak Brook | 561312 Executive Search Services | $0 |
| Wizdom Systems Inc. | Naperville | Subcontractor | |
| W James Taylor Inc. | Lebanon | 238160 Roofing Contractors | Subcontractor |
| W. J. Burke Electric Company | Murphysboro | 238210 Electrical Contractors and Other Wiring… | $0 |
| Wolf Electric Supply Co. | Elk Grove Village | 423610 Electrical Apparatus and Equipment… | $0 |
| Women's Business Development Center, Inc. | Chicago | 611430 Professional and Management Development… | $0 |
| Woodford, County Of | Eureka | 921190 Other General Government Support | $0 |
| Woodford County Title Co. | Eureka | $0 | |
| Woodham Leida A | Oswego | 624310 Vocational Rehabilitation Services | $0 |
| Woodstock Plastics Co. Inc. | Marengo | 326199 All Other Plastics Product Manufacturing | Subcontractor |
| Woody's Municipal Supply Co. Inc. | Edwardsville | 423830 Industrial Machinery and Equipment… | $0 |
| Worksource Enterprises, NFP | Danville | 624310 Vocational Rehabilitation Services | $0 |
| World Bicycle Relief, NFP | Chicago | Subcontractor | |
| World Coffee Research | Chicago | 541715 Research and Development… | Subcontractor |
| World Resources Chicago, Inc. | Evanston | 541611 Administrative Management and General… | $0 |
| Wozniak Industries Inc. | Schaumburg | 332111 Iron and Steel Forging | Subcontractor |
| Wright Products Inc. | Decatur | 339113 Surgical Appliance and Supplies… | $0 |
| WSKC Dialysis Services, Inc. | West Chicago | 621492 Kidney Dialysis Centers | $0 |
| Wunderlich Robert | Woodridge | $0 | |
| Xcessories Squared Development & MFG Inc. | Auburn | 332312 Fabricated Structural Metal… | $0 |
| X-change Dialysis, Inc. | Huntley | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Xlogotech Inc. | Mundelein | 541870 Advertising Material Distribution… | $0 |
| Yash Technologies, Inc. | East Moline | 541511 Custom Computer Programming Services | Subcontractor |
| Young Jr, Robert A | Vermont | 237310 Highway, Street, and Bridge Construction | $0 |
| Young Men's Christian Association Of Chicago | Chicago | 813410 Civic and Social Organizations | $0 |
| Your Partner Promotions, Inc. | Aurora | 541890 Other Services Related to Advertising | $0 |
| Ywca Metropolitan Chicago | Chicago | 624190 Other Individual and Family Services | $0 |
| Zaeem Inc. | Chicago | 812990 All Other Personal Services | Subcontractor |
| Zaid Solutions LLC | Yorkville | 541511 Custom Computer Programming Services | $0 |
| Zebra Technologies International LLC | Lincolnshire | 334118 Computer Terminal and Other Computer… | Subcontractor |
| Zonatherm Products Inc. | Buffalo Grove | 423730 Warm Air Heating and Air-Conditioning… | $0 |
| Cogan Technology Inc. | Galena | 541360 Geophysical Surveying and Mapping… | −$0 |
| Dupage Medical Technology Inc. | Willowbrook | 541713 Research and Development… | −$0 |
| Lundbeck LLC | Deerfield | 325412 Pharmaceutical Preparation Manufacturing | −$0 |
| Central Management Services, Illinois Department Of | Springfield | 237130 Power and Communication Line… | −$0 |
| Here North America LLC | Chicago | 541370 Surveying and Mapping (except… | Subcontractor |
| Igenbio Inc. | Chicago | 541690 Other Scientific and Technical… | −$0 |
| Pierce Biotechnology Inc. | Rockford | 325998 All Other Miscellaneous Chemical… | Subcontractor |
| Chicago Women In Trades | Chicago | 611699 All Other Miscellaneous Schools… | Subcontractor |
| Illinois-american Water Co. | Belleville | 221310 Water Supply and Irrigation Systems | −$37 |
| Morton Suggestion Company, LLC | Mount Prospect | 541890 Other Services Related to Advertising | −$58 |
| Interpark Holdings LLC | Chicago | 812930 Parking Lots and Garages | −$100 |
| Encap, Inc. | Dekalb | 561730 Landscaping Services | −$100 |
| Paper Recovery Service Corp. | Loves Park | 238990 All Other Specialty Trade Contractors | −$105 |
| City Of Peoria | Peoria | 921190 Other General Government Support | −$120 |
| Uop LLC | Rosemont | 541715 Research and Development… | −$128 |
| Uscc Services LLC | Chicago | 517112 Wireless Telecommunications Carriers… | Subcontractor |
| Edward Don & Company, LLC | Woodridge | 423440 Other Commercial Equipment Merchant… | −$216 |
| Union Leasing, Inc. | Schaumburg | 532112 Passenger Car Leasing | Subcontractor |
| City Of Quincy | Quincy | 921190 Other General Government Support | −$289 |
| Cairo Public Utility Co. | Cairo | 221122 Electric Power Distribution | −$291 |
| The B. F. Shaw Printing Company | Dixon | 513110 Newspaper Publishers | −$301 |
| RSM US LLP | Chicago | 541611 Administrative Management and General… | Subcontractor |
| Midwest Groundcovers, LLC | Saint Charles | −$527 | |
| Possibility Place Nursery, Inc. | Monee | 111421 Nursery and Tree Production | −$605 |
| Midwest Incubator Sales & Service | Carlyle | 339999 All Other Miscellaneous Manufacturing | −$983 |
| Hallagan Office Supplies, Inc. | Chicago | −$1,000 | |
| Happy Hands Cleaning Service LLC | Melrose Park | 561720 Janitorial Services | −$1,023 |
| Day N Nite Inc. | Chicago | 492210 Local Messengers and Local Delivery | −$1,108 |
| Genesis Nursery Inc. | Tampico | 424930 Flower, Nursery Stock, and Florists'… | −$1,120 |
| Midwest Mailing & Shipping Systems, Inc. | Bloomington | 423420 Office Equipment Merchant Wholesalers | −$1,153 |
| Mound City, City Of | Mound City | −$1,258 | |
| Option Care Health Inc. | Bannockburn | 621610 Home Health Care Services | −$1,375 |
| Mccrone Group, Inc. | Westmont | 541380 Testing Laboratories and Services | −$1,500 |
| American Concrete Pavement Association | Rosemont | 813910 Business Associations | Subcontractor |
| Samuel, Son & Co. (usa) Inc. | Elk Grove Village | 327999 All Other Miscellaneous Nonmetallic… | Subcontractor |
| Fugate Inc. | Morton | 339992 Musical Instrument Manufacturing | −$2,024 |
| Vanguard Archives LLC | Franklin Park | 493110 General Warehousing and Storage | Subcontractor |
| Ryeson Corporation | Carol Stream | 332216 Saw Blade and Handtool Manufacturing | −$2,205 |
| Mercy Hospital And Medical Center | Maywood | 622110 General Medical and Surgical Hospitals | −$2,346 |
| Life-support Systems Inc. | Summit | 339920 Sporting and Athletic Goods… | −$2,499 |
| Spaan Tech Inc. | Chicago | 541330 Engineering Services | −$2,501 |
| The Carle Foundation Hospital | Urbana | 622110 General Medical and Surgical Hospitals | −$2,851 |