| COCargill - Oilseed Processing Div | Chicago | IL | Food Manufacturing311222 | — | ◐ LIKELY ACTIVE |
| CIChicago Il Bakery | Chicago | IL | Food Manufacturing311812 | 100-499 | ◐ LIKELY ACTIVE |
| CMChicago Mailing Tube | Chicago | IL | Paper Manufacturing322214 | 20-99 | ◐ LIKELY ACTIVE |
| CKCircle K 6788 Aka Shell | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| CWCity Winery Chicago, LLC | Chicago | IL | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| CCConsolidated Chemical Works LTD | Chicago | IL | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
| CLCpc Laboratories INC | Chicago | IL | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| DFDanielson Food Products, Inc. | Chicago | IL | Food Manufacturing311612 | 20-99 | ◐ LIKELY ACTIVE |
| DADavid Architectural Metals INC | Chicago | IL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| DLDhaliwal Labs | Chicago | IL | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| EMEdsal Manufacturing Co., INC. | Chicago | IL | Furniture and Related Product Manufacturing337127 | 500+ | ◐ LIKELY ACTIVE |
| FLFlexan, LLC | Chicago | IL | Plastics and Rubber Products Manufacturing326291 | — | ◐ LIKELY ACTIVE |
| FCFlex-N-Gate Chicago | Chicago | IL | Transportation Equipment Manufacturing336390 | 500+ | ◐ LIKELY ACTIVE |
| FFlex_O-Glass | Chicago | IL | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| GSGeneral Surface Hardening | Chicago | IL | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| GSGilbert Spring Corporation | Chicago | IL | Fabricated Metal Product Manufacturing332613 | 20-99 | ◐ LIKELY ACTIVE |
| GCGreat Central Brewing Company | Chicago | IL | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| HGHeisler Green Chemical CO | Chicago | IL | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| JIJcg Industries INC. | Chicago | IL | Food Manufacturing311615 | — | ◐ LIKELY ACTIVE |
| KMKCP Metal Fabrications, Inc. | Chicago | IL | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| LTLet There Be! Distillers, LLC | Chicago | IL | Beverage and Tobacco Product Manufacturing312140 | 1-19 | ◐ LIKELY ACTIVE |
| LPLuster Products | Chicago | IL | Chemical Manufacturing325620 | 100-499 | ◐ LIKELY ACTIVE |
| MPMauser Packaging Solutions | Chicago | IL | Paper Manufacturing322219 | 20-99 | ◐ LIKELY ACTIVE |
| MPModern Process Equipment INC | Chicago | IL | Machinery Manufacturing333241 | 20-99 | ◐ LIKELY ACTIVE |
| NWNalco Water | Chicago | IL | Chemical Manufacturing325998 | 100-499 | ◐ LIKELY ACTIVE |
| NSNew Specialty Products, Inc. | Chicago | IL | Food Manufacturing311612 | 1-19 | ◐ LIKELY ACTIVE |
| NANorth American Stevedoring CO (formerly Ceres) | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| OAOgden Avenue Materials INC. | Chicago | IL | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| OHOrchard Hill Cabinetry, INC. | Chicago | IL | Wood Product Manufacturing321999 | 20-99 | ◐ LIKELY ACTIVE |
| OKOriental Kitchen Corp. | Chicago | IL | Food Manufacturing311612 | 1-19 | ◐ LIKELY ACTIVE |
| OCOsi Chicago Campus | Chicago | IL | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| OGOsi Group, LLC Ashland | Chicago | IL | Food Manufacturing311612 | 500+ | ◐ LIKELY ACTIVE |
| PHParker House Sausage Company | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| PPPark Packing of Chicago | Chicago | IL | Food Manufacturing311611 | 20-99 | ◐ LIKELY ACTIVE |
| PSPullman Sugar, LLC | Chicago | IL | Food Manufacturing311312 | 20-99 | ◐ LIKELY ACTIVE |
| RBR & B Powder Coating | Chicago | IL | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| RCR C Industries INC | Chicago | IL | Fabricated Metal Product Manufacturing332813 | 1-19 | ▲ REPORTED CLOSED |
| RPReggio's Pizza, Inc. | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| SCSelect Cut Meat Processing | Chicago | IL | Food Manufacturing311612 | 1-19 | ◐ LIKELY ACTIVE |
| SMSipi Metals CORP | Chicago | IL | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| SSSpecialty Sausage Co. LLC | Chicago | IL | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| SCSteiner CORP. | Chicago | IL | Apparel Manufacturing315990 | 20-99 | ◐ LIKELY ACTIVE |
| UPUS Plating CO | Chicago | IL | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| VBVienna Beef | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| WAWinter's Arrow Distillery | Chicago | IL | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| WIWiremasters, Incorporated | Chicago | IL | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| WRW. R. Pabich Mfg. Co., INC | Chicago | IL | Machinery Manufacturing333993 | 1-19 | ◐ LIKELY ACTIVE |
| 4C400 Condominium Association, the | Chicago | IL | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| ALAccu Labs INC | Chicago | IL | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| AMAllied Metal CO | Chicago | IL | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |