Royal Coil INC | Woodstock | 1–19 | ● ACTIVE |
Sanks Machining INC | Staunton | — | ● ACTIVE |
Sems and Specials, INC. | Rockford | 20–99 | ● ACTIVE |
Serien Manufacturing, INC. | Woodstock | 1–19 | ● ACTIVE |
Slagel Manufacturing, INC | Forrest | 20–99 | ● ACTIVE |
Socitec US LLC | Broadview | 20–99 | ● ACTIVE |
Sonic Manufacturing Corporation | Elk Grove Village | — | ● ACTIVE |
| SISpyco Industries INC | Burr Ridge | 1–19 | ● ACTIVE |
Sterling Spring LLC | Chicago | 20–99 | ● ACTIVE |
Sycamore Precision, INC. | Genoa | 20–99 | ● ACTIVE |
| TPThe Protectoseal Company | Bensenville | 20–99 | ● ACTIVE |
Toolex CORP | Addison | — | ● ACTIVE |
Transco Products INC. | Streator | 20–99 | ● ACTIVE |
True-blue Welding and Fabrication, LLC | Minooka | 1–19 | ● ACTIVE |
U.s. Hose CORP | Romeoville | 100–499 | ● ACTIVE |
| VBVapor Bus International | Buffalo Grove | 100–499 | ● ACTIVE |
Wagner Machine Company | Champaign | 20–99 | ● ACTIVE |
Ability Metal Company | Elk Grove Village | — | ● ACTIVE |
Accushim INC | Lyons | — | ● ACTIVE |
Acme Industries Mfg, INC. | Elk Grove Village | — | ● ACTIVE |
Adams Magnetic Products, LLC | Elmhurst | — | ● ACTIVE |
Admiral Valve Repairs and Supply CO | North Chicago | — | ● ACTIVE |
Aero Apmc INC | Franklin Park | — | ● ACTIVE |
Air Flow CO INC | Addison | — | ● ACTIVE |
Alert Tubing Fabricators INC. | Loves Park | — | ● ACTIVE |
Alubend USA LLC | Woodstock | — | ● ACTIVE |
American Fire Training Systems, INC. | Lockport | — | ● ACTIVE |
Anko Distribution LLC | Darien | — | ● ACTIVE |
Aobe Enterprises INC | Oswego | — | ● ACTIVE |
| ACArt Cnc Machining LLC | Bridgeview | — | ● ACTIVE |
| ASA & S Machining & Welding, INC | Mc Cook | — | ● ACTIVE |
Assurance Technologies INC. | Elgin | — | ● ACTIVE |
Aztech Locknut Company | Aurora | — | ● ACTIVE |
Aztec Plastic Company | Chicago | — | ● ACTIVE |
Barb City Steel CORP | Dekalb | — | ● ACTIVE |
Bec Equipment LLC | Lombard | — | ● ACTIVE |
| BSBlack Sheep Metal, LLC | Waterloo | — | ● ACTIVE |
Blandco INC. | Springfield | — | ● ACTIVE |
Blue Cord Company LLC | South Elgin | — | ● ACTIVE |
| BFBrimstone Fabrication LLC | Channahon | — | ● ACTIVE |
Burhani Enterprises INC | Chicago | — | ● ACTIVE |
Burhani Enterprises, INC. | Bedford Park | — | ● ACTIVE |
Calisota Parts, LLC | Frankfort | — | ● ACTIVE |
| CCCall-oneill Containers LLC | Chicago | — | ● ACTIVE |
Carr Machine & Tool, INC. | Elk Grove Village | — | ● ACTIVE |
Cherrys Industrial Equipment CORP | Roselle | — | ● ACTIVE |
Chicago Doorways LLC | Elmhurst | — | ● ACTIVE |
Chicago Fluid System Technologies INC | Glendale Heights | — | ● ACTIVE |
Chicago Ornamental Iron INC | Chicago | — | ● ACTIVE |
Chk Holdings LLC | Shorewood | — | ● ACTIVE |