| ECEllis CORP | Itasca | IL | Machinery Manufacturing333312 | 100-499 | ◐ LIKELY ACTIVE |
| HFHunter Foundry Machinery CORP | Schaumburg | IL | Machinery Manufacturing333298 | 20-99 | ◐ LIKELY ACTIVE |
| KMKegley Machine, Inc. | Pekin | IL | Machinery Manufacturing333518 | 1-19 | ◐ LIKELY ACTIVE |
| KTKwalyti Tooling & Machinery Rebuilding INC | Batavia | IL | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| LGLogan Graphic Products, INC. | Wauconda | IL | Machinery Manufacturing333515 | 1-19 | ◐ LIKELY ACTIVE |
| MMMaach Machinery CO | Carol Stream | IL | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| MMMarch Manufacturing | Glenview | IL | Machinery Manufacturing333911 | 20-99 | ◐ LIKELY ACTIVE |
| MIMidco Intl INC | Chicago | IL | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
| NTNewko Tool & Engineering | Palatine | IL | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| PDP D Q Tool and Stamping CO | Dolton | IL | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| RBRockford Burrall Machine | Rockford | IL | Machinery Manufacturing333319 | 20-99 | ◐ LIKELY ACTIVE |
| RGRSS Grinders & Automation, Inc. | Lombard | IL | Machinery Manufacturing333512 | 1-19 | ◐ LIKELY ACTIVE |
| SSScrubAir Systems, Inc. | Lake zurich | IL | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| SMShoup Manufacturing Co., INC. | Kankakee | IL | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| TBTauber Brothers Tool and Die Company | Harwood Heights | IL | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| ALAustin-westran LLC | Byron | IL | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
| CICaterpillar INC | Joliet | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DEDawn Equipment CO | Sycamore | IL | Machinery Manufacturing333111 | 20-99 | ◇ UNVERIFIED |
| HPHa Phillips & CO | Dekalb | IL | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| IIIntermatic INC | Spring Grove | IL | Machinery Manufacturing333514 | 100-499 | ◇ UNVERIFIED |
| NINavistar INC | Melrose Park | IL | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| PRPrecise Rotary Die INC | Schiller Park | IL | Machinery Manufacturing333515 | 1-19 | ◇ UNVERIFIED |
| PCPrintjet CORP | Machesney Park | IL | Machinery Manufacturing333993 | — | ◇ UNVERIFIED |
| PBProbat Burns | Vernon Hills | IL | Machinery Manufacturing333241 | 20-99 | ◇ UNVERIFIED |
| SISuperior Industrial Equipment | Sycamore | IL | Machinery Manufacturing333298 | 20-99 | ◇ UNVERIFIED |
| UGUniversal Grinding & Tool Service INC | Berkeley | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| ATAjax Tool Works INC | Franklin Park | IL | Machinery Manufacturing333515 | — | ◐ LIKELY ACTIVE |
| AEAmerican Event Services LLC | Danville | IL | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
| ACAqua Control INC | Spring Valley | IL | Machinery Manufacturing333911 | 1-19 | ◐ LIKELY ACTIVE |
| BLBimba, LLC | University Park | IL | Machinery Manufacturing333995 | 100-499 | ◐ LIKELY ACTIVE |
| BIBushnell Illinois Tank CO | Bushnell | IL | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| CICaterpillar INC | Peoria | IL | Machinery Manufacturing333120 | — | ◐ LIKELY ACTIVE |
| CPChampion Pneumatic Machinery | Princeton | IL | Machinery Manufacturing333912 | — | ◐ LIKELY ACTIVE |
| CACnh America, LLC | Goodfield | IL | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| DWDispense Works INC | Mchenry | IL | Machinery Manufacturing333248 | 1-19 | ◐ LIKELY ACTIVE |
| DADixon Automatic Tool INC | Rockford | IL | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| EIEcho, Incorporated | Lake Zurich | IL | Machinery Manufacturing333112 | 500+ | ◐ LIKELY ACTIVE |
| EIEcolab INC | Elk Grove Village | IL | Machinery Manufacturing333298 | — | ◐ LIKELY ACTIVE |
| ECEmpire Comfort Systems, INC. | Belleville | IL | Machinery Manufacturing333414 | 100-499 | ◐ LIKELY ACTIVE |
| FIFarmweld INC. | Teutopolis | IL | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| GFGetz Fire Equipment Company | Peoria | IL | Machinery Manufacturing333999 | — | ◐ LIKELY ACTIVE |
| GGGlobal Gear LLC | Downers Grove | IL | Machinery Manufacturing333612 | — | ◐ LIKELY ACTIVE |
| GEGreen Earth Plastic Recycling | Joliet | IL | Machinery Manufacturing333318 | 20-99 | ◐ LIKELY ACTIVE |
| HCHarris Companies, Inc. | Atwood | IL | Machinery Manufacturing333921 | 20-99 | ◐ LIKELY ACTIVE |
| HEHills Engineering Inc. | Carol Stream | IL | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| HGHyster-yale Group, INC. | Danville | IL | Machinery Manufacturing333924 | — | ▲ REPORTED CLOSED |
| ICIllinois Carbide Tool | Gurnee | IL | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| ICIron-Horse Cranes Inc | Villa Park | IL | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| ITITW Trans Tech | Carol Stream | IL | Machinery Manufacturing333244 | 20-99 | ◐ LIKELY ACTIVE |
| JCJnr Custo-matic Screw, INC. | Glendale Heights | IL | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |