| AMAce Metal Refinishers INC | Lombard | — | ◇ UNVERIFIED |
| GSGreg Screw Machine Products, INC. | Wood Dale | — | ◇ UNVERIFIED |
| 1E1002 E 87th Street LLC | Lisle | — | ◇ UNVERIFIED |
| 1W1395 W. Jeffrey Addison, LLC | Addison | — | ◇ UNVERIFIED |
| 3W325 West Fay, L.L.C. | Addison | — | ◇ UNVERIFIED |
| AIAbate Industries, INC. | Bensenville | — | ◇ UNVERIFIED |
| AMAccutech Machining INC. | Bensenville | — | ◇ UNVERIFIED |
| ARAction Rotary Die INC | Addison | — | ◇ UNVERIFIED |
| AWAdvance Wire Products/ Jason Components | Addison | — | ◇ UNVERIFIED |
 Aero Staking* | Elmhurst | — | ◇ UNVERIFIED |
| AIAllmetal, INC. | Bensenville | — | ◇ UNVERIFIED |
| AGAnchorlight Group LLC | Carol Stream | — | ◇ UNVERIFIED |
| ALAsp, LLC | Roselle | — | ◇ UNVERIFIED |
| BIBales Investment, LLC | Downers Grove | — | ◇ UNVERIFIED |
| BFB.D.A. Fabrications, Inc. | Bensenville | — | ◇ UNVERIFIED |
| BIBlac Inc. | Elmhurst | — | ◇ UNVERIFIED |
| BIBlac Inc. | Elmhurst | — | ◇ UNVERIFIED |
| BIBorchardt Investment Properties IV, LLC | Addison | — | ◇ UNVERIFIED |
| BCBrad Carpenter | Warrenville | — | ◇ UNVERIFIED |
| BCB&R Commercial LLC | Addison | — | ◇ UNVERIFIED |
| CMC.B. Machine & Tool Corp. | Addison | — | ◇ UNVERIFIED |
| CSCnc Swiss INC. | Addison | — | ◇ UNVERIFIED |
| CICobb Industrial INC | Oak Brook | — | ◇ UNVERIFIED |
| CCComet Company | Addison | — | ◇ UNVERIFIED |
| CPCommercial Products Group - Rps | Bensenville | — | ◇ UNVERIFIED |
| DSDelta Secondary LLC | Bensenville | — | ◇ UNVERIFIED |
| DTDial Tool CO | Addison | — | ◇ UNVERIFIED |
| DMDice Mold & Engineering, INC. | Itasca | — | ◇ UNVERIFIED |
| EMElm Machine CORP. | Elmhurst | — | ◇ UNVERIFIED |
| EMEmc Maching | Bensenville | — | ◇ UNVERIFIED |
| EOEuropean Ornamental Iron Works & Design inc. | Addison | — | ◇ UNVERIFIED |
| FIFabmax INC | Wood Dale | — | ◇ UNVERIFIED |
| FMFabricating Machinery & Equipment INC. | Wood Dale | — | ◇ UNVERIFIED |
| FAFluid Air | Naperville | — | ◇ UNVERIFIED |
| FGFontijne Grotnes, INC. | Itasca | — | ◇ UNVERIFIED |
| GHG2 Hinge Company | Bloomingdale | — | ◇ UNVERIFIED |
| GIGenesis, INC | Roselle | — | ◇ UNVERIFIED |
| GLGrind Lap Services, Inc. | Addison | — | ◇ UNVERIFIED |
| HEHalwix Enterprise, INC. | Wood Dale | — | ◇ UNVERIFIED |
| HCHandi-foil CORP. | Naperville | — | ◇ UNVERIFIED |
 Helander Metal Spinning Company | Lombard | — | ◇ UNVERIFIED |
| Helander Metal Spinning Company | Addison | — | ◇ UNVERIFIED |
| HFHowler Fabrication & Welding, Inc. | West Chicago | — | ◇ UNVERIFIED |
| IRInnovative Rack & Gear | Wood Dale | — | ◇ UNVERIFIED |
| ITIrmko Tool Works, INC. | Bensenville | — | ◇ UNVERIFIED |
| ICItw Commercial Construction Products (roselle) | Roselle | — | ◇ UNVERIFIED |
| IMItw Medalist | Elk Grove Village | — | ◇ UNVERIFIED |
| JIJcube Industries, LLC | Bensenville | — | ◇ UNVERIFIED |
| JPJ. P. Bell Fabricating, INC. | Wood Dale | — | ◇ UNVERIFIED |
| KCKawneer Company, INC. | Roselle | — | ◇ UNVERIFIED |
