| AMAisin Mfg Illinois LLC | Marion | IL | Transportation Equipment Manufacturing336390 | 500+ | ● ACTIVE |
| CMCostco Morris Meat Plant #1239 | Morris | IL | Food Manufacturing311612 | 500+ | ● ACTIVE |
| CBCsl Behring | Bradley | IL | Chemical Manufacturing325412 | 500+ | ● ACTIVE |
Echo, Incorporated | Lake Zurich | IL | Machinery Manufacturing333112 | 500+ | ● ACTIVE |
| FCFederal-mogul CORP | Skokie | IL | Machinery Manufacturing333618 | 500+ | ● ACTIVE |
G & W Electric CO | Bolingbrook | IL | Electrical Equipment, Appliance & Component Manufacturing335313 | 500+ | ● ACTIVE |
Honeywell International INC. | Freeport | IL | Computer and Electronic Product Manufacturing334419 | 500+ | ● ACTIVE |
| JPJbs/swift Pork CO | Beardstown | IL | Food Manufacturing311611 | 500+ | ● ACTIVE |
| JDJohn Deere Harvester Works | East Moline | IL | Machinery Manufacturing333111 | 500+ | ● ACTIVE |
| MCMasterbrand Cabinets INC | Arthur | IL | Furniture and Related Product Manufacturing337110 | 500+ | ● ACTIVE |
| NINascote Industries INC | Nashville | IL | Machinery Manufacturing333249 | 500+ | ● ACTIVE |
| OIOsi Industries LLC | Chicago | IL | Food Manufacturing311412 | 500+ | ● ACTIVE |
| RFRochelle Foods LLC | Rochelle | IL | Food Manufacturing311612 | 500+ | ● ACTIVE |
Smalley Steel Ring CO. | Lake Zurich | IL | Fabricated Metal Product Manufacturing332613 | 500+ | ● ACTIVE |
| TKThe Knapheide Manufacturing CO | Quincy | IL | Transportation Equipment Manufacturing336211 | 500+ | ● ACTIVE |
Titan Wheel Corporation of Illinois | Quincy | IL | Primary Metal Manufacturing331221 | 500+ | ● ACTIVE |
| WCWahl Clipper CORP | Sterling | IL | Electrical Equipment, Appliance & Component Manufacturing335210 | 500+ | ● ACTIVE |
| APAstellas Pharma Us, INC. | Northbrook | IL | Chemical Manufacturing325412 | 500+ | ● ACTIVE |
| JBJohn B. Sanfilippo & Son, INC. | Elgin | IL | Food Manufacturing311911 | 500+ | ● ACTIVE |
Magid Glove and Safety Manufacturing Company, L.l.c. | Romeoville | IL | Apparel Manufacturing315990 | 500+ | ● ACTIVE |
Vactor Manufacturing, LLC | Streator | IL | Transportation Equipment Manufacturing336211 | 500+ | ● ACTIVE |
| WIWoodward, INC. | Loves Park | IL | Transportation Equipment Manufacturing336412 | 500+ | ● ACTIVE |
| AFAmylu Foods LLC, | Chicago | IL | Food Manufacturing311612 | 500+ | ● ACTIVE |
| EMEd Miniat LLC d/b/a Miniat | South Holland | IL | Food Manufacturing311612 | 500+ | ● ACTIVE |
| FIFlextronics Int'l Usa, INC. | Buffalo Grove | IL | Chemical Manufacturing325413 | 500+ | ● ACTIVE |
| SMSmithfield Monmouth Fresh Meats | Monmouth | IL | Food Manufacturing311611 | 500+ | ● ACTIVE |
| TFTaylor Farms Illinois Inc | Woodridge | IL | Food Manufacturing311612 | 500+ | ● ACTIVE |
| ANAmerican Ntn Bearing Mfg CORP | Elgin | IL | Fabricated Metal Product Manufacturing332991 | 500+ | ◐ LIKELY ACTIVE |
| FAFic America CORP | Carol Stream | IL | Fabricated Metal Product Manufacturing332116 | 500+ | ◐ LIKELY ACTIVE |
| MGMondelez Global LLC | Chicago | IL | Food Manufacturing311812 | 500+ | ◐ LIKELY ACTIVE |
| BCBunn-o-matic CORP | Springfield | IL | Fabricated Metal Product Manufacturing332999 | 500+ | ◐ LIKELY ACTIVE |
| CBCampagna-turano Bakery INC | Berwyn | IL | Food Manufacturing311812 | 500+ | ◐ LIKELY ACTIVE |
| FHFreudenberg Household Products | Aurora | IL | Plastics and Rubber Products Manufacturing326199 | 500+ | ◐ LIKELY ACTIVE |
| HBHighland Baking CO | Northbrook | IL | Food Manufacturing311811 | 500+ | ◐ LIKELY ACTIVE |
| JSJel Sert CO | West Chicago | IL | Food Manufacturing311920 | 500+ | ◐ LIKELY ACTIVE |
| MFMullins Food Products | Broadview | IL | Food Manufacturing311421 | 500+ | ◐ LIKELY ACTIVE |
| SIStevens Industries | Teutopolis | IL | Wood Product Manufacturing321213 | 500+ | ◐ LIKELY ACTIVE |
| TPTakeda Pharmaceuticals | Round Lake | IL | Chemical Manufacturing325412 | 500+ | ◐ LIKELY ACTIVE |
| TRTootsie Roll Industries LLC | Chicago | IL | Food Manufacturing311330 | 500+ | ◐ LIKELY ACTIVE |
| WMWoodward Mpc INC | Niles | IL | Fabricated Metal Product Manufacturing332813 | 500+ | ◐ LIKELY ACTIVE |
| BHBaxter Healthcare CORP | Round Lake | IL | Chemical Manufacturing325412 | 500+ | ◐ LIKELY ACTIVE |
| BFBerner Foods - Dakota | Dakota | IL | Food Manufacturing311513 | 500+ | ◐ LIKELY ACTIVE |
Continental Tire the Americas | Mount Vernon | IL | Plastics and Rubber Products Manufacturing326211 | 500+ | ◐ LIKELY ACTIVE |
| CFCrest Foods Co., INC. | Ashton | IL | Food Manufacturing311514 | 500+ | ◐ LIKELY ACTIVE |
| EMEdsal Manufacturing Co., INC. | Chicago | IL | Furniture and Related Product Manufacturing337127 | 500+ | ◐ LIKELY ACTIVE |
Federal Signal Corp (University Park) | University Park | IL | Computer and Electronic Product Manufacturing334290 | 500+ | ◐ LIKELY ACTIVE |
| FCFlex-N-Gate Chicago | Chicago | IL | Transportation Equipment Manufacturing336390 | 500+ | ◐ LIKELY ACTIVE |
General Mills - Belvidere, IL | Belvidere | IL | Food Manufacturing311230 | 500+ | ◐ LIKELY ACTIVE |
| MSMotorola Solutions Inc. | Schaumburg | IL | Computer and Electronic Product Manufacturing334210 | 500+ | ◐ LIKELY ACTIVE |
| NBNemera Buffalo Grove LLC | Buffalo Grove | IL | Plastics and Rubber Products Manufacturing326199 | 500+ | ◐ LIKELY ACTIVE |