Companies headquartered in Illinois, by prime awards since FY2021
Rows 1–100 of 5,696, largest first
| Company | City | Primary industry (NAICS) | Prime awards since FY2021 |
|---|---|---|---|
| Uchicago Argonne, LLC | Chicago | 541715 Research and Development… | $6.83B |
| W S Darley & Co. | Itasca | 455219 All Other General Merchandise Retailers | $5.92B |
| Northrop Grumman Systems Corporation | Rolling Meadows | 334511 Search, Detection, Navigation… | $5.01B |
| Bp Products North America Inc. | Chicago | $4.61B | |
| HII Mission Technologies Corp. | Willowbrook | 541611 Administrative Management and General… | $3.38B |
| Cardinal Health 200, LLC | Waukegan | 423450 Medical, Dental, and Hospital Equipment… | $3.32B |
| Supplycore LLC | Rockford | 339999 All Other Miscellaneous Manufacturing | $3.08B |
| Medline Industries, LP | Northfield | 339113 Surgical Appliance and Supplies… | $2.82B |
| Fermi Forward Discovery Group, LLC | Chicago | 541715 Research and Development… | $2.51B |
| DDB Chicago Inc. | Chicago | 541810 Advertising Agencies | $2.4B |
| Walsh Federal LLC | Chicago | 236220 Commercial and Institutional Building… | $2.2B |
| CDW Government LLC | Vernon Hills | 423430 Computer and Computer Peripheral… | $2.17B |
| Fermi Research Alliance, LLC | Chicago | 541715 Research and Development… | $2.06B |
| Aar Government Services, Inc. | Wood Dale | 488190 Other Support Activities for Air… | $1.88B |
| Walgreen Co. | Deerfield | 456110 Pharmacies and Drug Retailers | $1.81B |
| W.w. Grainger, Inc. | Lake Forest | 423840 Industrial Supplies Merchant Wholesalers | $1.72B |
| DMS Pharmaceutical Group Inc. | Park Ridge | 424210 Drugs and Druggists' Sundries Merchant… | $1.48B |
| Wieland Rolled Products North America, LLC | East Alton | 331420 Copper Rolling, Drawing, Extruding… | $1.45B |
| Sonova USA Inc. | Aurora | 334510 Electromedical and Electrotherapeutic… | $1.4B |
| US Foods Inc. | Rosemont | 424410 General Line Grocery Merchant… | $1.13B |
| National Opinion Research Center | Chicago | 541720 Research and Development in the Social… | $1.11B |
| Archer Western Federal JV | Chicago | 236220 Commercial and Institutional Building… | $1.01B |
| Walsh - Turner JV II | Chicago | 236220 Commercial and Institutional Building… | $971M |
| Kay And Associates, Inc. | Buffalo Grove | 336411 Aircraft Manufacturing | $886M |
| General Dynamics Ordnance & Tactical Systems, Inc. | Marion | 332993 Ammunition (except Small Arms)… | $862M |
| Covenant Aviation Security, LLC | Naperville | 561612 Security Guards and Patrol Services | $848M |
| Imt Defense Corp. | Champaign | 332993 Ammunition (except Small Arms)… | $746M |
| Richard Group LLC | Chicago | 236220 Commercial and Institutional Building… | $706M |
| Aar Supply Chain, Inc. | Wood Dale | 493110 General Warehousing and Storage | $636M |
| Paragon Micro Inc. | Buffalo Grove | 541519 Other Computer Related Services | $621M |
| Archer-daniels-midland Company | Chicago | 311224 Soybean and Other Oilseed Processing | $568M |
| Jones Lang Lasalle Americas, Inc. | Chicago | 561210 Facilities Support Services | $493M |
| Abbott Laboratories Inc.Abbott Park, IL · UEI NH3LDK8CFAK7 | Abbott Park | 325413 In-Vitro Diagnostic Substance… | $445M |
| Cherry Meat Packers, Inc. | Chicago | 311612 Meat Processed from Carcasses | $408M |
| Pernix International, LLC | Lombard | 236220 Commercial and Institutional Building… | $368M |
| Ac JV One LLC | Elk Grove Village | 236220 Commercial and Institutional Building… | $366M |
| Siemens Industry Inc. | Buffalo Grove | 236220 Commercial and Institutional Building… | $344M |
| Walsh Construction Company II, LLC | Chicago | 236220 Commercial and Institutional Building… | $332M |
| Grant Thornton LLP | Chicago | 541611 Administrative Management and General… | $301M |
| Sirius Federal LLC | Vernon Hills | 334111 Electronic Computer Manufacturing | $284M |
| Sawtooth Construction JV II LLC | Chicago | 236210 Industrial Building Construction | $259M |
| Incobrasa Industries Ltd. | Gilman | 311224 Soybean and Other Oilseed Processing | $252M |
| Jc Technology Inc. | Des Plaines | 334111 Electronic Computer Manufacturing | $245M |
| Luhr Crosby, LLC | Columbia | 237990 Other Heavy and Civil Engineering… | $234M |
| Vista Defense Technologies, LLC | Rock Island | 541512 Computer Systems Design Services | $204M |
| Belleville Shoe Manufacturing Company | Belleville | 316210 Footwear Manufacturing | $203M |
| Uncomn LLC | Scott Air Force Base | 541512 Computer Systems Design Services | $203M |
| Chicago American Manufacturing LLC | Chicago | 337127 Institutional Furniture Manufacturing | $192M |
| Veteran Technology Partners LLC | Des Plaines | 541519 Other Computer Related Services | $189M |
| Exp Federal Inc. | Chicago | 541330 Engineering Services | $189M |
| Sysmex America, Inc. | Lincolnshire | 334516 Analytical Laboratory Instrument… | $185M |
| Mistica Foods LLC | Addison | 311612 Meat Processed from Carcasses | $176M |
| Jancorp, LLC | Rantoul | 311611 Animal (except Poultry) Slaughtering | $174M |
| Chemring Energetic Devices Inc. | Downers Grove | 336413 Other Aircraft Parts and Auxiliary… | $166M |
| Fresenius Kabi, LLC | Lake Zurich | 424210 Drugs and Druggists' Sundries Merchant… | $165M |
| Bank Of Montreal | Chicago | 522110 Commercial Banking | $162M |
| Tetra Tech, Inc. | Chicago | 541620 Environmental Consulting Services | $159M |
| Dae Sung LLC | Plainfield | 236220 Commercial and Institutional Building… | $158M |
| Bridger Richard JV LLC | Chicago | 236220 Commercial and Institutional Building… | $155M |
| Korte -river City JV | Highland | 236220 Commercial and Institutional Building… | $150M |
| Luhr Bros., Inc. | Columbia | 237990 Other Heavy and Civil Engineering… | $149M |
| Woodward, Inc. | Loves Park | 336412 Aircraft Engine and Engine Parts… | $147M |
| Amcor JV One LLC | Elk Grove Village | 236220 Commercial and Institutional Building… | $137M |
| Troop Contracting Inc. | Willowbrook | 236220 Commercial and Institutional Building… | $137M |
| Aeg Group Inc. | Grayslake | 334220 Radio and Television Broadcasting… | $136M |
| Motorola Solutions, Inc. | Chicago | 334220 Radio and Television Broadcasting… | $126M |
| John Hofmeister & Son Inc. | Chicago | 311612 Meat Processed from Carcasses | $120M |
| Kranze Technology Solutions Inc. | Des Plaines | 336413 Other Aircraft Parts and Auxiliary… | $115M |
| Tw Metals, Inc. | Carol Stream | 331210 Iron and Steel Pipe and Tube… | $109M |
| Atp Gov, LLC | Elk Grove | 334111 Electronic Computer Manufacturing | $108M |
| The University Of Chicago | Chicago | 611310 Colleges, Universities… | $108M |
| Challenge Unlimited, Inc. | Alton | 561720 Janitorial Services | $106M |
| Abbott Laboratories Inc.North Chicago, IL · UEI L3AXXYLB3V56 | North Chicago | 325413 In-Vitro Diagnostic Substance… | $106M |
| Joint Commission On Accreditation Of Healthcare Organizations | Oakbrook Terrace | 813920 Professional Organizations | $106M |
| Techwerks LLC | Arlington Heights | 541512 Computer Systems Design Services | $106M |
| Health Care Service Corporation, A Mutual Legal Reserve Company | Chicago | 524114 Direct Health and Medical Insurance… | $106M |
| Olin Winchester LLC | East Alton | 325920 Explosives Manufacturing | $105M |
| Afci-cci JV One LLC | Elk Grove Village | 236220 Commercial and Institutional Building… | $104M |
| Cardinal Government Services, Inc. | Evanston | 541199 All Other Legal Services | $104M |
| Abbott Molecular Inc. | Des Plaines | 325413 In-Vitro Diagnostic Substance… | $102M |
| Document Imaging Dimensions Inc. | Yorkville | 339940 Office Supplies (except Paper)… | $98.6M |
| Baxter Healthcare Corporation | Deerfield | 325412 Pharmaceutical Preparation Manufacturing | $98M |
| Sphera Solutions, Inc. | Chicago | 513210 Software Publishers | $97.2M |
| College Of American Pathologists | Northfield | 621511 Medical Laboratories | $95M |
| Burhani Enterprises Inc. | Chicago | 332510 Hardware Manufacturing | $88M |
| Blueway One JV LLC | Naperville | 238220 Plumbing, Heating, and Air-Conditioning… | $87.5M |
| Blindermanpower LLC | Chicago | 236220 Commercial and Institutional Building… | $83.3M |
| Leica Microsystems Inc. | Deerfield | 333310 Commercial and Service Industry… | $81.1M |
| Kovilic Construction Co. Inc. | Franklin Park | 237990 Other Heavy and Civil Engineering… | $80.2M |
| Walsh-western Wood JV | Chicago | 236220 Commercial and Institutional Building… | $79.4M |
| John Deere Shared Services, LLC | Moline | 423810 Construction and Mining (except Oil… | $78.6M |
| Allied Tube & Conduit Corporation | Harvey | 331222 Steel Wire Drawing | $75.8M |
| Gil Sewing Corp. | Morton Grove | 315210 Cut and Sew Apparel Contractors | $75.2M |
| C E Niehoff & Co. | Evanston | 336320 Motor Vehicle Electrical and Electronic… | $74.7M |
| University Of Illinois | Urbana | 611310 Colleges, Universities… | $74.5M |
| Oneill Contractors Inc. | Chicago | 236220 Commercial and Institutional Building… | $74.2M |
| Henry Broch & Co. | Waukegan | 311999 All Other Miscellaneous Food… | $73M |
| Kone Inc. | Moline | 238290 Other Building Equipment Contractors | $72M |
| Accuity Asset Verification Services Inc. | Evanston | 541519 Other Computer Related Services | $70.5M |
| Bridger National Construction LLC | Chicago | 236220 Commercial and Institutional Building… | $69.7M |