| Business | Phone |
| Globe Electrical Contractors 9514 47th St, Brookfield 60513 | (708) 387-2400 |
| Berthel Lewis Electric Inc 9136 Broadway Ave, Brookfield 60513 | (708) 387-7249 |
| Campbell Electric Inc 3310 Elm Ave, Brookfield 60513 | (708) 485-3634 |
| Duplex Electric 8812 45th Pl 4, Brookfield 60513 | (708) 387-9400 |
| Cirrus Electric 9100 Plainfield Rd, Brookfield 60513 | (708) 387-1818 |