Companies headquartered in Illinois, by prime awards since FY2021
Rows 4,001–4,100 of 5,696, largest first
| Company | City | Primary industry (NAICS) | Prime awards since FY2021 |
|---|---|---|---|
| Garvey's Office Products LLC | Niles | 459410 Office Supplies and Stationery Retailers | $0 |
| Gary Rabine & Sons, Inc. | Schaumburg | 238990 All Other Specialty Trade Contractors | $0 |
| Gasvoda & Associates, Inc. | Calumet City | 425120 Wholesale Trade Agents and Brokers | $0 |
| Gateway Auto Service, Inc. | Chicago | 811111 General Automotive Repair | $0 |
| Gateway Foundation Inc. | Chicago | 623220 Residential Mental Health and Substance… | $0 |
| G Cooper Oil Co. Inc. | Manteno | 424720 Petroleum and Petroleum Products… | $0 |
| Gebruder Weiss, Inc. | Wood Dale | 488510 Freight Transportation Arrangement | Subcontractor |
| Gemini Tool & MFG., Inc. | Franklin Park | 332710 Machine Shops | Subcontractor |
| General Dynamics Information Technology, Inc. | Fairview Heights | 541330 Engineering Services | Subcontractor |
| General Machinery & Manufacturing Co. | Chicago | 332721 Precision Turned Product Manufacturing | $0 |
| General Precision Manufacturing LLC | Elgin | 333618 Other Engine Equipment Manufacturing | $0 |
| General Pump & Machinery Inc. | Peoria | 423830 Industrial Machinery and Equipment… | $0 |
| Gensler Architecture, Design & Planning, P.C | Chicago | 541310 Architectural Services | Subcontractor |
| George C Heinlein Inc. | Chicago | 423730 Warm Air Heating and Air-Conditioning… | $0 |
| George R Justen & Son Funeral Home, PC | Mchenry | 812210 Funeral Homes and Funeral Services | $0 |
| Gerb Vibration Control Systems, Inc. | Lisle | 332613 Spring Manufacturing | Subcontractor |
| G.e. Riddiford Co. | Arlington Heights | 238160 Roofing Contractors | $0 |
| Gewalt-hamilton Associates, Inc. | Vernon Hills | 541330 Engineering Services | Subcontractor |
| G F Limited | South Holland | 332618 Other Fabricated Wire Product… | Subcontractor |
| Gia Publications, Inc. | Chicago | $0 | |
| Gibbons Robert D Ltd. | Chicago | 541690 Other Scientific and Technical… | $0 |
| Gibson Electric Co. Inc. | Downers Grove | 238210 Electrical Contractors and Other Wiring… | $0 |
| Gibson Oil Co. | Lyndon | $0 | |
| Girls On The Run - Chicago, Inc. | Oak Park | 624110 Child and Youth Services | $0 |
| Givendeavors Inc. | Chicago | 541611 Administrative Management and General… | Subcontractor |
| G.j. Nikolas & Co. Inc. | Bellwood | 325510 Paint and Coating Manufacturing | $0 |
| Glavin Inc. | Chicago | 561622 Locksmiths | $0 |
| Glen Ellyn Hospitality LLC | Glen Ellyn | 721110 Hotels (except Casino Hotels) and Motels | $0 |
| Glenn Reams Ocularist Inc. | Waterloo | 621399 Offices of All Other Miscellaneous… | $0 |
| Glenview, Village Of | Glenview | Subcontractor | |
| Global Display Solutions Inc. | Rockford | 334118 Computer Terminal and Other Computer… | $0 |
| Global Implementation Solutions | Chicago | 611430 Professional and Management Development… | $0 |
| Global Lingo, Inc. | Chicago | 541930 Translation and Interpretation Services | Subcontractor |
| Global Packaging Development LLC | Batavia | 325211 Plastics Material and Resin… | Subcontractor |
| Global Technical Systems, Inc. | Jacksonville | 238210 Electrical Contractors and Other Wiring… | $0 |
| Globetrotters Engineering Corp. | Chicago | 541330 Engineering Services | $0 |
| Gm Supplies Ltd. | Vernon Hills | 424110 Printing and Writing Paper Merchant… | $0 |
| GNC Consulting Inc. | Frankfort | 541511 Custom Computer Programming Services | Subcontractor |
| Goeing Enterprises Inc. | Chicago | 541611 Administrative Management and General… | $0 |
| Goldmill Group LLC | Chicago | $0 | |
| Golf Mill Motor Sales Inc. | Niles | 441110 New Car Dealers | $0 |
| Good Samaritan Regional Health Center | Mount Vernon | 622110 General Medical and Surgical Hospitals | $0 |
| Go Promotions Inc. | Highland Park | 541890 Other Services Related to Advertising | $0 |
| Gordon Flesch Company, Inc. | Geneva | 423420 Office Equipment Merchant Wholesalers | $0 |
| G & O Thermal Supply Co. | Chicago | 423730 Warm Air Heating and Air-Conditioning… | $0 |
| Governors State University | University Park | 611310 Colleges, Universities… | $0 |
| GPS Solutions Ltd. | Carol Stream | 561720 Janitorial Services | $0 |
| Grainco Fs Inc. | Ottawa | 444240 Nursery, Garden Center, and Farm Supply… | $0 |
| Grand Stage Lighting Co. | Chicago | 238290 Other Building Equipment Contractors | $0 |
| Grant Thornton Advisors LLC | Chicago | 541611 Administrative Management and General… | Subcontractor |
| Graphicsland, Inc. | Tinley Park | 323111 Commercial Printing (except Screen… | $0 |
| Graphite Store Com Inc. | Northbrook | 335991 Carbon and Graphite Product… | $0 |
| Graybar Electric Company, Inc.East Peoria, IL · UEI J25VKEM4RSP5 | East Peoria | 423610 Electrical Apparatus and Equipment… | $0 |
| Graybar Electric Company, Inc.Glendale Heights, IL · UEI N5B5DG2ACG33 | Glendale Heights | 423610 Electrical Apparatus and Equipment… | $0 |
| Grayhill Inc. | La Grange | 334510 Electromedical and Electrotherapeutic… | Subcontractor |
| Greater Peoria Sanitary & Sewage Disposa | Peoria | 221320 Sewage Treatment Facilities | $0 |
| Greater Rockford Airport Authority | Rockford | 488119 Other Airport Operations | $0 |
| Great Ideas, Inc. | Northbrook | 621610 Home Health Care Services | $0 |
| Great Lakes Environmental Planning Inc. | Highland Park | 541620 Environmental Consulting Services | $0 |
| Great Lakes Forge Company | Chicago | 332510 Hardware Manufacturing | $0 |
| Great Rivers Land Preservation Association Inc. | Alton | $0 | |
| Green Synco LLC | Loves Park | 236220 Commercial and Institutional Building… | $0 |
| Groot Industries, Inc. | Elk Grove Village | 562111 Solid Waste Collection | $0 |
| Grossman On Truth LLC | Mascoutah | 611699 All Other Miscellaneous Schools… | $0 |
| Grower Equipment & Supply Co. | Hainesville | 444230 Outdoor Power Equipment Retailers | $0 |
| G S G Consultants Inc. | Schaumburg | 541360 Geophysical Surveying and Mapping… | Subcontractor |
| Gurtz Electric Co. | Arlington Heights | 238210 Electrical Contractors and Other Wiring… | $0 |
| GWR Illinois Property Owner LLC | Gurnee | 238990 All Other Specialty Trade Contractors | $0 |
| G & Z Industries Inc. | Wheeling | 332710 Machine Shops | Subcontractor |
| H3 Company Holdings, LLC | Schaumburg | 332710 Machine Shops | Subcontractor |
| H3 Manufacturing Group LLC | Schaumburg | 332710 Machine Shops | Subcontractor |
| Habilitative Systems, Inc. | Chicago | 621420 Outpatient Mental Health and Substance… | $0 |
| Hacias, Christopher | Itasca | 561611 Investigation and Personal Background… | $0 |
| Hagerty Consulting, Inc. | Evanston | 541611 Administrative Management and General… | Subcontractor |
| Haier Plumbing & Heating Inc. | Okawville | 237110 Water and Sewer Line and Related… | $0 |
| Hallagan Business Machines | Chicago | $0 | |
| Hallett & Sons Expert Movers, Inc. | Summit Argo | 484210 Used Household and Office Goods Moving | $0 |
| Halm Electrical Contracting, Inc. | Ottawa | 238210 Electrical Contractors and Other Wiring… | $0 |
| Halter Machine Shop Inc. | Lawrenceville | 332710 Machine Shops | $0 |
| Hamilton Memorial Hospital District | Mc Leansboro | $0 | |
| Hamilton's Catering, Inc. | Franklin | 722320 Caterers | $0 |
| Hamilton Sundstrand Corporation | Rockford | 336412 Aircraft Engine and Engine Parts… | Subcontractor |
| Hamilton Sundstrand Space Systems International Incorporated | Rockford | 336415 Guided Missile and Space Vehicle… | Subcontractor |
| Hana Center, The | Chicago | $0 | |
| Hanchett Paper Company | Aurora | 423840 Industrial Supplies Merchant Wholesalers | $0 |
| Hand2mind, Inc. | Vernon Hills | 423990 Other Miscellaneous Durable Goods… | $0 |
| Hanger Prosthetics & Orthotics East, Inc.Herrin, IL · UEI FSVVEKCP2G27 | Herrin | 339113 Surgical Appliance and Supplies… | $0 |
| Hanger Prosthetics & Orthotics East, Inc.Quincy, IL · UEI KKPQTNL27232 | Quincy | 339113 Surgical Appliance and Supplies… | $0 |
| Hanger Prosthetics & Orthotics East, Inc.Mchenry, IL · UEI UDALLK75RD16 | Mchenry | 339113 Surgical Appliance and Supplies… | $0 |
| Hanson Industrial - Peoria, Inc. | Bartonville | 221310 Water Supply and Irrigation Systems | $0 |
| Harboe Architects PC | Chicago | 541310 Architectural Services | Subcontractor |
| Hardin County General Hospital | Rosiclare | 622110 General Medical and Surgical Hospitals | $0 |
| Hardware Resources, Inc. | Plainfield | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Harrington Industrial Plastics LLC | Woodridge | 326122 Plastics Pipe and Pipe Fitting… | $0 |
| Harrington Technology & Associates, Inc. | Calumet City | 541512 Computer Systems Design Services | Subcontractor |
| Harrisburg Medical Center, Inc. | Harrisburg | 622110 General Medical and Surgical Hospitals | $0 |
| Harris Center | Champaign | 531120 Lessors of Nonresidential Buildings… | $0 |
| Harris Companies, Inc. | Atwood | $0 | |
| Harrisonville Telephone Co. | Waterloo | 517111 Wired Telecommunications Carriers | $0 |
| Hart Construction Supply Inc. | Springfield | 238990 All Other Specialty Trade Contractors | $0 |