| VNVan Norman Molding CO | Bridgeview | IL | Plastics and Rubber Products Manufacturing326121 | 20-99 | ● ACTIVE |
Versa Press INC | East Peoria | IL | Printing and Related Support Activities323117 | 100-499 | ● ACTIVE |
Videojet Technologies INC. | Wood Dale | IL | Machinery Manufacturing333244 | 100-499 | ● ACTIVE |
| VUViscofan USA INC | Danville | IL | Plastics and Rubber Products Manufacturing326112 | 100-499 | ● ACTIVE |
| WCWahl Clipper CORP | Sterling | IL | Electrical Equipment, Appliance & Component Manufacturing335210 | 500+ | ● ACTIVE |
| WBWaltz Brothers, INC. | Wheeling | IL | Fabricated Metal Product Manufacturing332721 | — | ● ACTIVE |
Watchfire Signs, LLC | Danville | IL | Miscellaneous Manufacturing339950 | 100-499 | ● ACTIVE |
Webster-hoff Corporation | Glendale Heights | IL | Fabricated Metal Product Manufacturing332117 | 20-99 | ● ACTIVE |
Welch Bros., INC. | Elgin | IL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Williams White and CO | Moline | IL | Machinery Manufacturing333517 | 20-99 | ● ACTIVE |
| WHWinpak Heat Seal CORP | Pekin | IL | Printing and Related Support Activities323111 | 100-499 | ● ACTIVE |
| WIWirco INC | Champaign | IL | Primary Metal Manufacturing331513 | 20-99 | ● ACTIVE |
2xl Corporation | Bolingbrook | IL | Miscellaneous Manufacturing339920 | — | ● ACTIVE |
| ALAbbott Laboratories INC. | Abbott Park | IL | Chemical Manufacturing325413 | — | ● ACTIVE |
Abbott Rubber CO INC | Itasca | IL | Plastics and Rubber Products Manufacturing326220 | — | ● ACTIVE |
| AIAbbvie INC | North Chicago | IL | Chemical Manufacturing325412 | — | ● ACTIVE |
Abraxas INC | North Aurora | IL | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ● ACTIVE |
Abx Innovative Packaging Solutions LLC | Schaumburg | IL | Paper Manufacturing322221 | — | ● ACTIVE |
Accelerated Machine Design & Engineering LLC | Rockford | IL | Machinery Manufacturing333517 | — | ● ACTIVE |
Accu-lab of Illinois, INC. | Dekalb | IL | Miscellaneous Manufacturing339115 | — | ● ACTIVE |
| AIAccu-labs, INC. | Chicago | IL | Chemical Manufacturing325998 | — | ● ACTIVE |
| AFAcme Finishing CO LLC | Elk Grove Village | IL | Fabricated Metal Product Manufacturing332812 | 100-499 | ● ACTIVE |
Acme Industrial CO | Carpentersville | IL | Fabricated Metal Product Manufacturing332216 | 100-499 | ● ACTIVE |
Action Packaging Company | Woodstock | IL | Plastics and Rubber Products Manufacturing326111 | — | ● ACTIVE |
| AHAdvanced Heat Treating INC | Loves Park | IL | Fabricated Metal Product Manufacturing332811 | — | ● ACTIVE |
Advanced Machine & Engineering CO | Rockford | IL | Fabricated Metal Product Manufacturing332710 | 100-499 | ● ACTIVE |
Advanced Prototype Molding, INC. | Wauconda | IL | Machinery Manufacturing333511 | — | ● ACTIVE |
Advance Lifts INC | Saint Charles | IL | Machinery Manufacturing333921 | — | ● ACTIVE |
Affton Fabricating and Welding Co., INC. | Sauget | IL | Fabricated Metal Product Manufacturing332312 | — | ● ACTIVE |
A. Finkl & Sons CO. | Chicago | IL | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Alanson Mfg L.l.c | Chicago | IL | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Allied Locke Industries INC | Dixon | IL | Primary Metal Manufacturing331511 | — | ● ACTIVE |
| ALAlma Lasers INC | Buffalo Grove | IL | Computer and Electronic Product Manufacturing334510 | — | ● ACTIVE |
Alpha Baking CO INC | Chicago | IL | Food Manufacturing311812 | — | ● ACTIVE |
Alpha Bedding, LLC | Lake Zurich | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Altathera Pharmaceuticals LLC | Chicago | IL | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
| AOAmericana Outdoors | Salem | IL | Fabricated Metal Product Manufacturing332312 | 100-499 | ● ACTIVE |
| ALAmerican Labelmark Company | Chicago | IL | Printing and Related Support Activities323111 | 100-499 | ● ACTIVE |
American Standard Circuits, LLC | West Chicago | IL | Computer and Electronic Product Manufacturing334412 | — | ● ACTIVE |
Americhem Systems INC. | Aurora | IL | Machinery Manufacturing333248 | 20-99 | ● ACTIVE |
Amerline Enterprises CO INC | Schiller Park | IL | Computer and Electronic Product Manufacturing334417 | 20-99 | ● ACTIVE |
| AMAmtab Manufacturing Corporation | Bensenville | IL | Furniture and Related Product Manufacturing337127 | 100-499 | ● ACTIVE |
Anchor-harvey Components LLC | Freeport | IL | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Apex Engineering Products CORP | Aurora | IL | Chemical Manufacturing325180 | — | ● ACTIVE |
Approvis Cc 2023 CORP. | Cary | IL | Machinery Manufacturing333995 | — | ● ACTIVE |
Ardenture, INC | Naperville | IL | Furniture and Related Product Manufacturing337212 | — | ● ACTIVE |
Ari Industries INC | Addison | IL | Computer and Electronic Product Manufacturing334413 | — | ● ACTIVE |
Armoloy of Illinois INC | Dekalb | IL | Fabricated Metal Product Manufacturing332813 | — | ● ACTIVE |
Arrow Gear LLC | Downers Grove | IL | Machinery Manufacturing333612 | — | ● ACTIVE |
A & R Screening, LLC | Crestwood | IL | Printing and Related Support Activities323113 | — | ● ACTIVE |