| Business | Phone |
| Gac Electric 3311 Holeman Ave 3, Chicago Heights 60411 | (708) 754-1456 |
| Brokenheart Electrical 52 W 23rd St, Chicago Heights 60411 | (708) 748-1539 |
| C & J Industries 21850 Sunset Ln, Chicago Heights 60411 | (708) 757-4495 |
| Carrier Electric Co 2713 Jackson Ave, Chicago Heights 60411 | (708) 755-7700 |
| D & G Electric Inc 3229 211th St, Chicago Heights 60411 | (708) 758-6549 |