Companies headquartered in Illinois, by prime awards since FY2021
Rows 301–400 of 5,696, largest first
| Company | City | Primary industry (NAICS) | Prime awards since FY2021 |
|---|---|---|---|
| Levi Ray & Shoup Inc. | Springfield | 513210 Software Publishers | $10.6M |
| Rolling Hills Progress Center, Inc. | Lanark | 333993 Packaging Machinery Manufacturing | $10.6M |
| Kamex, Inc. | Granite City | 238910 Site Preparation Contractors | $10.5M |
| Sivananthan Laboratories, Inc. | Bolingbrook | 541715 Research and Development… | $10.5M |
| Duff & Phelps Investment Management Co. | Chicago | 813920 Professional Organizations | $10.3M |
| Nuveen Asset Management, LLC | Chicago | 523150 Investment Banking and Securities… | $10.3M |
| Syte Corporation | Chicago | 237990 Other Heavy and Civil Engineering… | $10.2M |
| American College Of Surgeons | Chicago | 813920 Professional Organizations | $10.1M |
| Davinroy Mechanical Contractor, Inc. | Belleville | 238220 Plumbing, Heating, and Air-Conditioning… | $10M |
| Eos-av International Corp. | Ringwood | 423860 Transportation Equipment and Supplies… | $9.74M |
| Vander Weele Group LLC | Highland Park | 541611 Administrative Management and General… | $9.63M |
| Brainlab Inc. | Westchester | 423450 Medical, Dental, and Hospital Equipment… | $9.61M |
| The Glocoms Group Inc. | Chicago | 541611 Administrative Management and General… | $9.53M |
| Origami Risk LLC | Chicago | 541511 Custom Computer Programming Services | $9.49M |
| Morningstar Inc. | Chicago | 523999 Miscellaneous Financial Investment… | $9.47M |
| Vantive US Healthcare LLC | Deerfield | 334510 Electromedical and Electrotherapeutic… | $9.43M |
| Elc Industries Corp. | Aurora | 336320 Motor Vehicle Electrical and Electronic… | $9.39M |
| Northwestern University | Evanston | 611310 Colleges, Universities… | $9.25M |
| Batir 1000 Joint Venture | Saint Charles | 236220 Commercial and Institutional Building… | $9.14M |
| SC-B Consulting Incorporated | Urbana | 541611 Administrative Management and General… | $9.08M |
| A Safe Haven L.L.C. | Oak Forest | 624229 Other Community Housing Services | $9.06M |
| Life Fitness Sales, Inc. | Rosemont | 339920 Sporting and Athletic Goods… | $9.05M |
| Para-gear Equipment Co. | Skokie | 423910 Sporting and Recreational Goods… | $9.04M |
| JLL Valuation & Advisory Services, LLC | Chicago | 531320 Offices of Real Estate Appraisers | $9.04M |
| Middleton Construction Consulting, LLC | Rosemont | 236220 Commercial and Institutional Building… | $9M |
| P&J Pro Services LLC | Kildeer | 236220 Commercial and Institutional Building… | $8.96M |
| Excelled Sheepskin & Leather Coat Corp. | Kewanee | 813910 Business Associations | $8.94M |
| Easy Street JD&S, LLC | Carol Stream | 423830 Industrial Machinery and Equipment… | $8.89M |
| Artisan Consulting Engineers LLC | Chapin | 541370 Surveying and Mapping (except… | $8.85M |
| Progressive Recovery Inc. | Dupo | 332420 Metal Tank (Heavy Gauge) Manufacturing | $8.82M |
| HDR Architecture, Inc. | Chicago | 541310 Architectural Services | $8.68M |
| American Energy Technologies Company | Glenview | 541690 Other Scientific and Technical… | $8.67M |
| Azimuth Contracting, LLC | La Grange | 561210 Facilities Support Services | $8.64M |
| Trans Union LLC | Chicago | 561450 Credit Bureaus | $8.62M |
| Hipaa Accelerator Inc. | Gurnee | 513210 Software Publishers | $8.53M |
| Broadway Electric, Inc. | Elk Grove Village | 238210 Electrical Contractors and Other Wiring… | $8.53M |
| Labsource, Inc. | Northlake | 423490 Other Professional Equipment… | $8.42M |
| Patterson Cooney Inc. | New Lenox | 423690 Other Electronic Parts and Equipment… | $8.39M |
| Oer Services LLC | Arlington Heights | 532412 Construction, Mining, and Forestry… | $8.34M |
| Keystone Advisors LLC | South Holland | 541211 Offices of Certified Public Accountants | $8.32M |
| Rush University Medical Center | Chicago | 622110 General Medical and Surgical Hospitals | $8.27M |
| Milton Industries, Inc. | Chicago | 332911 Industrial Valve Manufacturing | $8.27M |
| Helitune Inc. | Wood Dale | 336413 Other Aircraft Parts and Auxiliary… | $8.24M |
| Scaletta Moloney Armoring Corp. | Chicago | 336992 Military Armored Vehicle, Tank… | $8.19M |
| Illinois Department Of Human Service | Springfield | 621420 Outpatient Mental Health and Substance… | $8.12M |
| Itw Food Equipment Group LLC | Glenview | 811310 Commercial and Industrial Machinery… | $8.07M |
| Kda Contractors LLC | Roselle | 236220 Commercial and Institutional Building… | $7.8M |
| Industria Pacific JV LLC | Des Plaines | 236220 Commercial and Institutional Building… | $7.74M |
| Techguard Security LLC | O Fallon | 541512 Computer Systems Design Services | $7.74M |
| D.v.jahn, Inc. | Gurnee | 339113 Surgical Appliance and Supplies… | $7.72M |
| Pine Crest Health Care LLC | Hazel Crest | 623110 Nursing Care Facilities (Skilled… | $7.61M |
| Second Avenue Contractors, LLC | Elk Grove Village | 238210 Electrical Contractors and Other Wiring… | $7.56M |
| Alden Estates Of Naperville, Inc. | Chicago | 623110 Nursing Care Facilities (Skilled… | $7.47M |
| Follett Software, LLC | Mchenry | 513210 Software Publishers | $7.44M |
| National Air Duct Maintenance Corp. | Chicago | 238220 Plumbing, Heating, and Air-Conditioning… | $7.4M |
| Stainless Shapes Inc. | Elgin | 423510 Metal Service Centers and Other Metal… | $7.4M |
| Timken Gears & Services Inc. | Mokena | 333612 Speed Changer, Industrial High-Speed… | $7.39M |
| O.c.e.m. Acquisition Corp. | Franklin Park | 335132 Commercial, Industrial… | $7.37M |
| Archer Western Construction LLC | Chicago | 236220 Commercial and Institutional Building… | $7.28M |
| Elastec Inc. | Carmi | 333132 Oil and Gas Field Machinery… | $7.25M |
| Joyce Coffee Consulting LLC | Chicago | 541620 Environmental Consulting Services | $7.24M |
| Compass Instruments Inc. | Sugar Grove | 334513 Instruments and Related Products… | $7.19M |
| Hinetics LLC | Champaign | 541715 Research and Development… | $7.15M |
| Prometheus Hydrogen, LLC | Saint Charles | 325120 Industrial Gas Manufacturing | $7.12M |
| Battery Service Corporation | Bensenville | 335312 Motor and Generator Manufacturing | $7.05M |
| Slaughters Commercial Services Corp. | University Park | 561720 Janitorial Services | $7.02M |
| Otto Engineering Inc. | Carpentersville | 335314 Relay and Industrial Control… | $6.95M |
| Freeport Industrial Roofing Inc. | Freeport | 238160 Roofing Contractors | $6.94M |
| Cotter Consulting LLC | Burr Ridge | 541330 Engineering Services | $6.89M |
| Bartkowski Life Safety Corp. | South Holland | 238990 All Other Specialty Trade Contractors | $6.88M |
| Lapmaster International LLC | Mount Prospect | 333517 Machine Tool Manufacturing | $6.87M |
| Accreditation Association For Ambulatory Health Care, Inc. | Deerfield | 813920 Professional Organizations | $6.82M |
| Thouvenot Wade & Moerchen Inc. | Swansea | 541330 Engineering Services | $6.82M |
| River City Construction LLC | East Peoria | 236220 Commercial and Institutional Building… | $6.8M |
| Landauer, Inc. | Glenwood | 541380 Testing Laboratories and Services | $6.8M |
| Stratton Hats, Inc. | Bellwood | 315990 Apparel Accessories and Other Apparel… | $6.78M |
| Accreditation Council For Graduate Medical Education | Chicago | 611710 Educational Support Services | $6.77M |
| Woolpert, Inc. | Fairview Heights | 541310 Architectural Services | $6.74M |
| 5366 Logistics Leopardo Mpa Sdvosb JV, LLC | Richmond | 236220 Commercial and Institutional Building… | $6.71M |
| Chronos Aviation LLC | Rockford | 488190 Other Support Activities for Air… | $6.71M |
| Digital Optics Technologies Inc. | Rolling Meadows | 541715 Research and Development… | $6.69M |
| Illinois Tool Works, Inc. | Lincolnshire | 333517 Machine Tool Manufacturing | $6.67M |
| American Medical Association | Chicago | 813920 Professional Organizations | $6.6M |
| Fisher Scientific Company L.L.C. | Hanover Park | 423490 Other Professional Equipment… | $6.56M |
| Berglund Construction Co. | Chicago | 236220 Commercial and Institutional Building… | $6.46M |
| Titan Wheel Corporation Of Illinois | Quincy | 331221 Rolled Steel Shape Manufacturing | $6.38M |
| Interactive Design Inc. | Chicago | 541310 Architectural Services | $6.35M |
| County Of St Clair | Mascoutah | 488119 Other Airport Operations | $6.32M |
| Edwards International LLC | Chicago | 332999 All Other Miscellaneous Fabricated… | $6.31M |
| Galvan And Associates, LLC | Willowbrook | 541519 Other Computer Related Services | $6.31M |
| Wellspring Worldwide Inc. | Chicago | 513210 Software Publishers | $6.29M |
| American Hospital Association | Chicago | 813910 Business Associations | $6.18M |
| The Northridge Group, Inc. | Rosemont | 541611 Administrative Management and General… | $6.11M |
| Ross Barney Architects, P.C. | Chicago | 541310 Architectural Services | $6.05M |
| Midwest Mowing, Inc. | Brighton | 561730 Landscaping Services | $6.03M |
| Shadowbox Consulting Associates LLC | West Chicago | 541618 Other Management Consulting Services | $5.99M |
| Biomass Energy Systems Inc. | University Park | 541715 Research and Development… | $5.96M |
| Oceancomm Incorporated | Chicago | 541715 Research and Development… | $5.94M |
| Cahokia Nursing & Rehabilitation Center Inc. | East Saint Louis | 623110 Nursing Care Facilities (Skilled… | $5.91M |
| Fenwal, Inc. | Lake Zurich | 339112 Surgical and Medical Instrument… | $5.85M |