| UFUnited Foods | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| UMUnity Manufacturing CO | Chicago | IL | Electrical Equipment, Appliance & Component Manufacturing335110 | 20-99 | ◐ LIKELY ACTIVE |
| VOVantage Oleochemicals | Chicago | IL | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| WTWheatland Tube CO - Chicago Div | Chicago | IL | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| BSButler Specialty | Chicago | IL | Furniture and Related Product Manufacturing337122 | 20-99 | ◐ LIKELY ACTIVE |
| EHEmpire Hard Chrome | Chicago | IL | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| FMFinished Metals INC | Chicago | IL | Fabricated Metal Product Manufacturing332812 | 1-19 | ◐ LIKELY ACTIVE |
| GIGatto Industrial Platers INC | Chicago | IL | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| GIGenieco INC | Chicago | IL | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| IEInglot Electronics CORP | Chicago | IL | Electrical Equipment, Appliance & Component Manufacturing335311 | 20-99 | ◐ LIKELY ACTIVE |
| ICInterior Crafts INC | Chicago | IL | Furniture and Related Product Manufacturing337122 | 1-19 | ◐ LIKELY ACTIVE |
| MIMidland Industries INC | Chicago | IL | Primary Metal Manufacturing331420 | 20-99 | ◐ LIKELY ACTIVE |
| MAMike's Anodizing CO | Chicago | IL | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| OKO & K American CORP. | Chicago | IL | Primary Metal Manufacturing331111 | 100-499 | ◐ LIKELY ACTIVE |
| OSOrlandi Statuary | Chicago | IL | Chemical Manufacturing325991 | 20-99 | ◐ LIKELY ACTIVE |
| PAPure Asphalt Company | Chicago | IL | Fabricated Metal Product Manufacturing332812 | 1-19 | ◐ LIKELY ACTIVE |
| SBS & B Finishing CO INC | Chicago | IL | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| VFVita Food Products INC | Chicago | IL | Food Manufacturing311710 | 1-19 | ◐ LIKELY ACTIVE |
| WFWatersaver Faucet CO | Chicago | IL | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| AZAmerican Zinc Recycling | Chicago | IL | Chemical Manufacturing325130 | — | ◐ LIKELY ACTIVE |
| AFAzteca Foods INC | Chicago | IL | Food Manufacturing311211 | 20-99 | ◐ LIKELY ACTIVE |
| BCBlommer Chocolate | Chicago | IL | Food Manufacturing311351 | 100-499 | ◐ LIKELY ACTIVE |
| BSBobak's Sausage CO | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| BCBway CORP | Chicago | IL | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| CCCygnus CORP | Chicago | IL | Chemical Manufacturing325611 | 100-499 | ◐ LIKELY ACTIVE |
| DBDudek & Bock Spring Mfg. Co. | Chicago | IL | Fabricated Metal Product Manufacturing332613 | 100-499 | ◐ LIKELY ACTIVE |
| EGEl Greg, INC. | Chicago | IL | Food Manufacturing311612 | 1-19 | ◐ LIKELY ACTIVE |
| EGEngineered Glass Products LLC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327215 | — | ◐ LIKELY ACTIVE |
| FMFord Motor CO. - Chgo Assembly Plant | Chicago | IL | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| FSFour Star Denim and Apparel LLC | Chicago | IL | Apparel Manufacturing315250 | — | ◐ LIKELY ACTIVE |
| GMGeneral Machinery & Manufacturing CO | Chicago | IL | Fabricated Metal Product Manufacturing332119 | 1-19 | ▲ REPORTED CLOSED |
| GMGlobal Material Technologies INC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327910 | — | ◐ LIKELY ACTIVE |
| GAGreatlakes Architectural Millworks, LLC | Chicago | IL | Wood Product Manufacturing321211 | 1-19 | ◐ LIKELY ACTIVE |
| HLHorween Leather CO | Chicago | IL | Leather and Allied Product Manufacturing316110 | 100-499 | ◐ LIKELY ACTIVE |
| MLMaruichi Leavitt Pipe & Tube | Chicago | IL | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
Morton Salt, INC. | Chicago | IL | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| NBNeiman Brothers Company, Inc. | Chicago | IL | Food Manufacturing311999 | 20-99 | ◐ LIKELY ACTIVE |
| OOsi | Chicago | IL | Food Manufacturing311612 | 500+ | ◐ LIKELY ACTIVE |
| RSRr Street & CO INC | Chicago | IL | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
| SASlidematic Acquisition, LLC | Chicago | IL | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SSSparrer Sausage | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| SFSynergy Flavors Innova LLC | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| THThe Hallstar Company | Chicago | IL | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| TPTriangle Package Machinery Company | Chicago | IL | Machinery Manufacturing333993 | 100-499 | ◐ LIKELY ACTIVE |
| VSV&V Supremo Foods | Chicago | IL | Food Manufacturing311513 | 100-499 | ◐ LIKELY ACTIVE |
| WFWorld's Finest Chocolate INC. | Chicago | IL | Food Manufacturing311320 | 100-499 | ◐ LIKELY ACTIVE |
| AMArdagh Metal Beverage USA INC | Chicago | IL | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| BMBullen Midwest INC | Chicago | IL | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| CICargill, Inc.industrial Oils & Lubricant | Chicago | IL | Food Manufacturing311225 | — | ◐ LIKELY ACTIVE |
| CTChicago Turnrite CO | Chicago | IL | Fabricated Metal Product Manufacturing332722 | — | ◐ LIKELY ACTIVE |