| BSBillet Specialties INC | La Grange | IL | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| BCBlaw-knox Construction CO | Mattoon | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| BMBonell Manufacturing CO | Riverdale | IL | Machinery Manufacturing333516 | — | ◇ UNVERIFIED |
| BMBretford Manufacturing INC | Schiller Park | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| BEBreuer Electric Mfg CO | Harwood Heights | IL | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| BMBrite-o-matic Manufacturing INC | Arlington Heights | IL | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| BABrunner and Lay INC | Franklin Park | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| BNBurgess Norton Mfg CO | Dekalb | IL | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| CCCase CORP | East Moline | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| CICaterpillar INC | Joliet | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CICaterpillar INC | Mossville | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CICaterpillar INC | Peoria | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CICaterpillar Inc- Peoria Proving Ground | East Peoria | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CTCaterpillar Tractor CO | Pontiac | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CECrane Equipment & Service of Illinois Dba Washington Equipment | Eureka | IL | Machinery Manufacturing333923 | — | ◇ UNVERIFIED |
| CUCulligan USA | Northbrook | IL | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| DCDana Companies LLC | Roscoe | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| DCDana Companies LLC | Roscoe | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| DDDana Driveshaft Manufacturing LLC | Sterling | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DEDawn Equipment CO | Sycamore | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DIDike-o-seal INC | Chicago | IL | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| DADomino Amjet INC | Gurnee | IL | Machinery Manufacturing333244 | — | ◇ UNVERIFIED |
| DKDreis & Krump Mfg CO | Chicago | IL | Machinery Manufacturing333513 | — | ◇ UNVERIFIED |
| DIDynacorp, INC | Rockford | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| ECEmpire Comfort Systems | Belleville | IL | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| EHEnergy Home Insulation INC | East Peoria | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| EGEvapco - Greenup, Il | Greenup | IL | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| EWEvoqua Water Technologies LLC | Rockford | IL | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| FMFca Manufacturing | Princeville | IL | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| FNFedders North America INC | Effingham | IL | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| FAFfc Attachments | Lee | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
 Filtration Group INC | Aurora | IL | Machinery Manufacturing333411 | — | ◇ UNVERIFIED |
| FCFlink CO | Streator | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| FFlowserve | West Chicago | IL | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FCFmc CORP | Hoopeston | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| FGFoote-jones/illinois Gear | Chicago | IL | Machinery Manufacturing333612 | — | ◇ UNVERIFIED |
| GLGe Lighting LLC | Mattoon | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| GHGh Haws & Associates | Yorkville | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| GTGreenlee Textron INC | Genoa | IL | Machinery Manufacturing333991 | — | ◇ UNVERIFIED |
| HWHeatcraft Worldwide Refrigeration | Danville | IL | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| HBHoneywell Bbi Cicero Site | Cicero | IL | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| IMIet Meco INC | Paris | IL | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| ICIngersoll Cutting Tool CO Member of the Imc Group | Rockford | IL | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| IPIngersoll Products | Chicago | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| IIIntermatic INC | Spring Grove | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| ILIntrafab LLC | Huntley | IL | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| ISItw Switches | Harwood Heights | IL | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| JHJf Helmold & Brothers INC | Elk Grove Village | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| JDJohn Deere Global Crop Harvesting Product Development Center | East Moline | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| KIKearney-national INC | Des Plaines | IL | Machinery Manufacturing333244 | — | ◇ UNVERIFIED |
