| Business | Phone |
| Accent On Tools 4n071 Trotter Ln, Saint Charles 60175 | (630) 377-2238 |
| Visitec Marketing Assoc 2020 Dean St, Saint Charles 60174 | (630) 762-0300 |
| Pinnacle Films 3820 Ohio Ave 5, Saint Charles 60174 | (630) 587-3065 |
| Power Design Assoc 38w233 Woodside Ln, Saint Charles 60175 | (630) 377-6312 |
| Powerone Corp 1020 Cedar Ave 110, Saint Charles 60174 | (630) 443-6500 |
| Electronic Technology 38w553 Hilltop Dr, Saint Charles 60175 | (630) 584-2050 |
| Elliott Donnelly Group 103 N 11th Ave, Saint Charles 60174 | (630) 584-6868 |
| Fox Valley Finishing Assocs 113 Oakhill Ct, Saint Charles 60174 | (630) 513-6003 |
| G M Enterprises 39w228 Hilltop Dr, Saint Charles 60175 | (630) 762-1750 |
| Metalloy 3728 Illinois Ave, Saint Charles 60174 | (630) 587-1188 |
| Kent Grayson Assoc Inc 505 Pin Oak Ct, Saint Charles 60174 | (630) 587-6688 |
| J & B Enterprises 1710 S 4th Pl, Saint Charles 60174 | (630) 377-5082 |