Illinois Marine Towing INC | Joliet | IL | Transportation Equipment Manufacturing336611 | 20-99 | ● ACTIVE |
Illinois Tool Works INC | Des Plaines | IL | Computer and Electronic Product Manufacturing334419 | — | ● ACTIVE |
Illinois Tool Works, INC. | Glenview | IL | Computer and Electronic Product Manufacturing334519 | 500+ | ● ACTIVE |
Ilmo Products CO | Jacksonville | IL | Chemical Manufacturing325120 | — | ● ACTIVE |
| IMImi Manufacturing INC | Bolingbrook | IL | Fabricated Metal Product Manufacturing332313 | 1-19 | ● ACTIVE |
Immi Vehicle Improvement Products, INC. | Antioch | IL | Transportation Equipment Manufacturing336330 | — | ● ACTIVE |
Imprex International, INC | Arlington Heights | IL | Fabricated Metal Product Manufacturing332216 | — | ● ACTIVE |
Induction Innovations, INC. | Elgin | IL | Machinery Manufacturing333994 | 1-19 | ● ACTIVE |
Industrial/commercial Sales and Service, L.l.c. | Murphysboro | IL | Machinery Manufacturing333922 | 20-99 | ● ACTIVE |
Industrial Enclosure CORP | Aurora | IL | Fabricated Metal Product Manufacturing332439 | — | ● ACTIVE |
Innova Systems INC | Burr Ridge | IL | Miscellaneous Manufacturing339115 | 1-19 | ● ACTIVE |
Inprentus INC. | Champaign | IL | Machinery Manufacturing333310 | 1-19 | ● ACTIVE |
| IIIntellisource INC | East Dundee | IL | Printing and Related Support Activities323111 | 1-19 | ● ACTIVE |
International Motors, LLC | Lisle | IL | Machinery Manufacturing333924 | 500+ | ● ACTIVE |
International Paint LLC | Waukegan | IL | Chemical Manufacturing325510 | — | ● ACTIVE |
Ironworx LLC | Mount Vernon | IL | Fabricated Metal Product Manufacturing332312 | — | ● ACTIVE |
Iroquois Paving CORP | Watseka | IL | Petroleum and Coal Products Manufacturing324121 | 20-99 | ● ACTIVE |
Isovac Products LLC | Romeoville | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Italia Foods INC. | Schaumburg | IL | Food Manufacturing311412 | — | ● ACTIVE |
Jackson Marking Products Company, INC. | Mount Vernon | IL | Miscellaneous Manufacturing339940 | 1-19 | ● ACTIVE |
| JLJancorp, LLC | Rantoul | IL | Food Manufacturing311611 | 1-19 | ● ACTIVE |
Jc Automation INC | Rock Island | IL | Machinery Manufacturing333998 | 1-19 | ● ACTIVE |
| JSJefco Screw Machine Products INC | Loves Park | IL | Fabricated Metal Product Manufacturing332722 | 1-19 | ● ACTIVE |
Jelco INC | Wheeling | IL | Computer and Electronic Product Manufacturing334310 | 1-19 | ● ACTIVE |
Jem Custom Products, INC | Wauconda | IL | Fabricated Metal Product Manufacturing332710 | 1-19 | ● ACTIVE |
Jerhen Industries INC | Rockford | IL | Machinery Manufacturing333517 | 20-99 | ● ACTIVE |
Jhb Group INC | Solon Mills | IL | Transportation Equipment Manufacturing336214 | 20-99 | ● ACTIVE |
Jm Industries, LLC | Riverdale | IL | Fabricated Metal Product Manufacturing332410 | — | ● ACTIVE |
Johnson Contracting CO INC | East Moline | IL | Fabricated Metal Product Manufacturing332322 | 20-99 | ● ACTIVE |
Jql Technologies CORP | Mundelein | IL | Computer and Electronic Product Manufacturing334419 | 1-19 | ● ACTIVE |
J Systems INC | Lombard | IL | Computer and Electronic Product Manufacturing334310 | 1-19 | ● ACTIVE |
Julian Electrical Service & Engineering INC | Homer Glen | IL | Transportation Equipment Manufacturing336320 | — | ● ACTIVE |
| JEJulian Electric Inc. | Lockport | IL | Transportation Equipment Manufacturing336320 | 100-499 | ● ACTIVE |
Key West Metal Industries Incorporated | Crestwood | IL | Fabricated Metal Product Manufacturing332322 | 20-99 | ● ACTIVE |
Kiene Diesel Accessories, INC. | Addison | IL | Fabricated Metal Product Manufacturing332911 | 20-99 | ● ACTIVE |
Klai-co Identification Products, INC. | Lake Forest | IL | Machinery Manufacturing333310 | 1-19 | ● ACTIVE |
Kocour CO | Chicago | IL | Chemical Manufacturing325612 | — | ● ACTIVE |
Koi Computers, INC. | Downers Grove | IL | Computer and Electronic Product Manufacturing334111 | — | ● ACTIVE |
Kor-pak Corporation | Lake Forest | IL | Electrical Equipment, Appliance & Component Manufacturing335314 | 1-19 | ● ACTIVE |
Kussmann Crane INC | Downers Grove | IL | Machinery Manufacturing333923 | 1-19 | ● ACTIVE |
La Criolla, INC. | Alsip | IL | Food Manufacturing311942 | 1-19 | ● ACTIVE |
Lanzajet, INC. | Deerfield | IL | Chemical Manufacturing325199 | 100-499 | ● ACTIVE |
Lapmaster International LLC | Mount Prospect | IL | Machinery Manufacturing333517 | 20-99 | ● ACTIVE |
Larand LLC | Naperville | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Liberty Fastener CO | Bensenville | IL | Fabricated Metal Product Manufacturing332722 | 1-19 | ● ACTIVE |
Life Fitness Sales, INC. | Rosemont | IL | Miscellaneous Manufacturing339920 | 500+ | ● ACTIVE |
Lift Systems INC | East Moline | IL | Machinery Manufacturing333923 | 20-99 | ● ACTIVE |
| LPLights' Prosthetic Eyes, INC. | Peoria | IL | Plastics and Rubber Products Manufacturing326199 | — | ● ACTIVE |
Lkcs, INC. | Peru | IL | Printing and Related Support Activities323111 | 20-99 | ● ACTIVE |
Louvers International, INC. | Elmhurst | IL | Electrical Equipment, Appliance & Component Manufacturing335132 | 20-99 | ● ACTIVE |