| MAMmgc Acquisition, LLC | Elmhurst | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| MPM&r Printing Equipment, INC. | Glen Ellyn | IL | Machinery Manufacturing333244 | — | ◇ UNVERIFIED |
| MFMT Fabrication, Inc. | Benton | IL | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| MRMullins Race Engines | Mount Olive | IL | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
 Mumford Micro Machine Works, LLC | Bluford | IL | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| NTNewko Tool & Engineering | Palatine | IL | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| OSO'hare Spring Company, INC. | Elk Grove Village | IL | Machinery Manufacturing333513 | — | ◇ UNVERIFIED |
| OSOmega Sign & Lighting Inc/yesco Chicago | Addison | IL | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| OCOptibelt CORP | Bartlett | IL | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| OEOtis Elevator Company | Chicago | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| PEParkway Elevators, INC. | Chicago | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| PMPeters Machine LLC | Decatur | IL | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| PTPhoenix Tool CORP. | Elk Grove Village | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| PTPhoenix Tool & Molding Company | Elk Grove Village | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| PTPht Tech, LLC | Joliet | IL | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| PMP.m. Mold Company | Schaumburg | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| PPPodl Properties, LLC | St. Charles | IL | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| PSPower Stop LLC | Bedford Park | IL | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| PIPrater Industries INC | Cicero | IL | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| PGProphet Gear, Inc. | Prophetstown | IL | Machinery Manufacturing333612 | — | ◇ UNVERIFIED |
| PTPS3 Tool Mold & Assembly LLC | Saint Charles | IL | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| QCQuad City Engineering Co, Inc. | East Moline | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| QCQuad City Service Associates, INC. | East Moline | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| QEQuality Elevator Products INC | Morton Grove | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| QMQuality Materials INC | Chicago Heights | IL | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| RTRacetech Titanium INC | South Roxana | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| RMReba Machine Company | Bensenville | IL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RSRte St. Charles, INC. | Saint Charles | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| SASafway Atlantic LLC | Chicago | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| S9Saltscepter 9 LLC | Hampshire | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| SHSawmill Hydraulics, INC | Farmington | IL | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| SMShoup Manufacturing Co., INC. | Kankakee | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
 Siemens Industry INC | Rockford | IL | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| SMSierra - Manufacturing Corporation | Addison | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| SUSource United Properties LLC | Elk Grove Village | IL | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| SASpytek Aerospace Corporation | Bensenville | IL | Machinery Manufacturing333519 | — | ◇ UNVERIFIED |
 Sterilis Solutions Model S220 | — | IL | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| SAStertil Alm CORP. | Streator | IL | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| SESuburban Elevator CO. | Chicago | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| SHSuperior Health Linens, INC. | Joliet | IL | Machinery Manufacturing333312 | — | ◇ UNVERIFIED |
| TRTassy Real Estate, LLC | Dundee | IL | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| TBTauber Brothers Tool and Die Company | Harwood Heights | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| TCT & C Welder Service LLC | Calumet Park | IL | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| TCTDK Consulting Inc. | Beckemeyer | IL | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| TTTdm Troy Design & Manufacturing CO. | Chicago | IL | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| TETesla Elgin | Elgin | IL | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
| TGThe Gsi Group, INC. Dba Gsi Group - Flora | Flora | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| TAThyssenkrupp Access Manufacturing LLC | Roanoke | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| TCThyssenkrupp Crankshaft CO | Danville | IL | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| TEThyssenkrupp Elevator Corporation | Chicago | IL | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
