| Business | Phone |
| All A Electric 6n400 Rohlwing Rd, Itasca 60143 | (630) 773-8700 |
| Cee Bee Elect Co 5n345 Fairway Ln, Itasca 60143 | (630) 773-9079 |
| Design Electric 905 W Irving Park Rd, Itasca 60143 | (630) 875-8300 |
| Custom Home Electric Inc 1252 Inverness Ln, Itasca 60143 | (630) 773-8321 |