Companies headquartered in Illinois, by prime awards since FY2021
Rows 4,501–4,600 of 5,696, largest first
| Company | City | Primary industry (NAICS) | Prime awards since FY2021 |
|---|---|---|---|
| Lutheran Social Services Of Illinois | Des Plaines | $0 | |
| L. W. Schneider, Inc. | Princeton | 332992 Small Arms Ammunition Manufacturing | Subcontractor |
| Lyric Opera Of Chicago | Chicago | $0 | |
| M-1 Tool Works, Inc. | Mchenry | 332710 Machine Shops | Subcontractor |
| M2 Polymer Technologies Inc. | Dundee | 424690 Other Chemical and Allied Products… | $0 |
| Mabas Divisions 4 & 5 SRT Joint Administrative Council | Hainesville | 921110 Executive Offices | $0 |
| Mackmalter Enterprises Inc. | Benton | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Mack Pump & Equipment Co. Inc. | Plainfield | 423830 Industrial Machinery and Equipment… | $0 |
| Maddox Enterprises Inc. | Country Club Hills | 236118 Residential Remodelers | $0 |
| Made To Measure, LLC | East Dundee | 334513 Instruments and Related Products… | $0 |
| Magnesium Elektron North America, Inc. | Madison | 331491 Nonferrous Metal (except Copper… | Subcontractor |
| Magnetic Inspection Laboratory, Inc. | Elk Grove Village | 332813 Electroplating, Plating, Polishing… | Subcontractor |
| Magnified Vision Inc. | Morton | 624120 Services for the Elderly and Persons… | $0 |
| Main Street Associates | Peoria | 531120 Lessors of Nonresidential Buildings… | $0 |
| Malcolm Eaton Enterprises | Freeport | $0 | |
| Malko Communication Services, LLC | Chicago | 238210 Electrical Contractors and Other Wiring… | Subcontractor |
| Maman Corp. | Elk Grove Village | 236220 Commercial and Institutional Building… | Subcontractor |
| Manor Tool & Manufacturing Co. | Schiller Park | 332119 Metal Crown, Closure, and Other Metal… | Subcontractor |
| Manroland Inc. | Westmont | 811310 Commercial and Industrial Machinery… | $0 |
| Manteno Community Fire Protect | Manteno | 922160 Fire Protection | $0 |
| Marchio Fence Co. | Joliet | 238990 All Other Specialty Trade Contractors | $0 |
| March Marketing LLC | Wheaton | 541810 Advertising Agencies | $0 |
| Marianjoy Rehabilitation Hospital | Wheaton | $0 | |
| Marion Healthcare LLC | Marion | 621999 All Other Miscellaneous Ambulatory… | $0 |
| Mark P Bagby LLC | Belleville | 611430 Professional and Management Development… | $0 |
| Marmon/keystone LLC | Bolingbrook | 423510 Metal Service Centers and Other Metal… | $0 |
| Marque International Inc. | Lombard | 314910 Textile Bag and Canvas Mills | $0 |
| Marseilles Area Ambulance Service, Inc. | Marseilles | 621910 Ambulance Services | $0 |
| Marsha Kelliher | Quincy | 541110 Offices of Lawyers | $0 |
| Marshall Wolf Automation Inc. | Algonquin | 423610 Electrical Apparatus and Equipment… | $0 |
| Martenson Turf Products, Inc. | Waterman | 444240 Nursery, Garden Center, and Farm Supply… | $0 |
| Martin & Co. Excavating | Oregon | 237310 Highway, Street, and Bridge Construction | Subcontractor |
| Martin Steel Fabrication, Inc. | Mascoutah | 332312 Fabricated Structural Metal… | $0 |
| Marucco Stoddard Ferenbach & Walsh, Inc. | Springfield | 541511 Custom Computer Programming Services | Subcontractor |
| Masco Packaging & Industrial Supply Inc. | Springfield | 423840 Industrial Supplies Merchant Wholesalers | $0 |
| Master Fog LLC | West Chicago | 332999 All Other Miscellaneous Fabricated… | $0 |
| Materials Testing Lab Inc. | Arlington Heights | 541350 Building Inspection Services | $0 |
| Material Testing Technology, Inc. | Wheeling | 333514 Special Die and Tool, Die Set, Jig… | Subcontractor |
| Maurer-stutz Inc. | Peoria | 541330 Engineering Services | Subcontractor |
| Maxcor, Inc. | New Lenox | 238320 Painting and Wall Covering Contractors | $0 |
| Maywood Industries Inc. | Alsip | 321920 Wood Container and Pallet Manufacturing | $0 |
| MBD Real Estate LLC | Peoria | 531120 Lessors of Nonresidential Buildings… | $0 |
| MC2 USA Inc. | Dupo | 238910 Site Preparation Contractors | Subcontractor |
| Mccann Concrete Products Inc. | Dorsey | 327390 Other Concrete Product Manufacturing | $0 |
| Mccauley Mechanical Construction Inc. | Bridgeview | 238220 Plumbing, Heating, and Air-Conditioning… | Subcontractor |
| Mccollister's Transportation Systems, Inc. | West Chicago | 484210 Used Household and Office Goods Moving | $0 |
| Mccorkle Litigation Services, Inc. | Chicago | 561492 Court Reporting and Stenotype Services | $0 |
| Mccrone Research Institute | Chicago | 611310 Colleges, Universities… | Subcontractor |
| Mcdonagh Demolition, Inc. | Chicago | 238910 Site Preparation Contractors | Subcontractor |
| Mcdonough Mechanical Services, Inc. | Waukegan | 236220 Commercial and Institutional Building… | $0 |
| Mcenglevan Industrial Furnace Manufacturing, Inc. | Danville | 333994 Industrial Process Furnace and Oven… | $0 |
| Mchenry, County Of | Woodstock | $0 | |
| Mckendree University | Lebanon | $0 | |
| Mcnichols Co. | Elk Grove Village | 423510 Metal Service Centers and Other Metal… | Subcontractor |
| MDC Interior Solutions, LLC | Glendale Heights | 444120 Paint and Wallpaper Retailers | $0 |
| Md Orthotic & Prosthetic Laboratory, Inc. | Joliet | 339113 Surgical Appliance and Supplies… | $0 |
| Meade Electric Co. Inc. | Burr Ridge | 238210 Electrical Contractors and Other Wiring… | $0 |
| Meadows Hotels LLC | Rolling Meadows | $0 | |
| Mech Tronics Corp. | Melrose Park | 332999 All Other Miscellaneous Fabricated… | Subcontractor |
| Meco Company LLC | Paris | 333998 All Other Miscellaneous General Purpose… | Subcontractor |
| Medcor Inc. | Mchenry | 621399 Offices of All Other Miscellaneous… | Subcontractor |
| Med-count, Inc. | Park Ridge | 561990 All Other Support Services | $0 |
| Medical Express Ambulance Service, Inc. | Skokie | 621910 Ambulance Services | $0 |
| Medical Research Analytics And Informatics Alliance | Chicago | 518210 Computing Infrastructure Providers… | $0 |
| Medix Staffing Solutions, LLC | Oak Brook | 561320 Temporary Help Services | Subcontractor |
| Medtec Medical Inc. | Buffalo Grove | 423450 Medical, Dental, and Hospital Equipment… | $0 |
| Medvoc Rehabilitation, Ltd. | Steger | 624310 Vocational Rehabilitation Services | $0 |
| Mega Circuit Inc. | Addison | 334412 Bare Printed Circuit Board Manufacturing | Subcontractor |
| Mega Fabrication LLC | Rockford | 333517 Machine Tool Manufacturing | $0 |
| Mega Properties Inc. | Chicago | 531120 Lessors of Nonresidential Buildings… | $0 |
| Memorial Health System | Springfield | $0 | |
| Memorial Medical Center | Springfield | $0 | |
| Menard Electric Cooperative | Petersburg | $0 | |
| Mental Health Centers Of Western Illinois | Mount Sterling | $0 | |
| Merchandise Distributors K.w.,inc | Chicago | 424120 Stationery and Office Supplies Merchant… | $0 |
| Mercommbe Inc. | Elk Grove Village | 423610 Electrical Apparatus and Equipment… | $0 |
| Mercury Partners 90 Bi, Inc. | Elk Grove Village | 423730 Warm Air Heating and Air-Conditioning… | $0 |
| Merisant US Inc. | Chicago | 311999 All Other Miscellaneous Food… | $0 |
| Mermelstein Robin J | Chicago | $0 | |
| Metal Construction Association Inc. | Schaumburg | 813920 Professional Organizations | $0 |
| Metalmaster Sheet Metal Inc. | Mchenry | 238160 Roofing Contractors | Subcontractor |
| Metal Suppliers Online Holdings, LLC | Chicago | 423510 Metal Service Centers and Other Metal… | $0 |
| Metamora Telephone Co. | Metamora | 517111 Wired Telecommunications Carriers | $0 |
| Metco Treating & Development Co. | Chicago | Subcontractor | |
| Methode Electronics Inc. | Rolling Meadows | 334417 Electronic Connector Manufacturing | Subcontractor |
| Methods & Materials, Inc. | Chicago | 238990 All Other Specialty Trade Contractors | $0 |
| Met-l-flo, Inc. | Sugar Grove | 326199 All Other Plastics Product Manufacturing | Subcontractor |
| Metritech Inc. | Champaign | 611710 Educational Support Services | $0 |
| Metro-diversified Laboratories Inc. | Westchester | 541380 Testing Laboratories and Services | $0 |
| Metro Lock & Security Inc. | Fairview Heights | 561622 Locksmiths | $0 |
| Metropolitan Airport Authority Of Rock Island County, Illinois | Moline | 488119 Other Airport Operations | $0 |
| Metropolitan Industries Inc. | Romeoville | 221320 Sewage Treatment Facilities | $0 |
| Metropolitan Pier And Exposition Authority | Chicago | 561920 Convention and Trade Show Organizers | $0 |
| Meurer Brothers, Inc. | Belleville | 561730 Landscaping Services | $0 |
| Meyercord Revenue Inc. | Carol Stream | 339999 All Other Miscellaneous Manufacturing | $0 |
| M Hinton & Associates PC | Volo | 621330 Offices of Mental Health Practitioners… | $0 |
| Michael S. Jordan | Glenview | 541990 All Other Professional, Scientific… | $0 |
| Michlin Metals, Inc. | Northbrook | 423510 Metal Service Centers and Other Metal… | Subcontractor |
| Microengineered Metals Inc. | Sugar Grove | 334413 Semiconductor and Related Device… | $0 |
| Microstar Lab Ltd. | Crystal Lake | 541380 Testing Laboratories and Services | $0 |