| Business | Phone |
| Jcb Electric Inc 406 Hill Ct, Prospect Heights 60070 | (847) 818-1556 |
| North Shore Energy Po Box 7146, Prospect Heights 60070 | (847) 394-2096 |
| Rpl Mechanical Heating Prospect Heights 60070 | (847) 520-6155 |
| S & S Subarich Electrical Inc 306 E Euclid Ave, Prospect Heights 60070 | (847) 818-0003 |
| Terrance Electric 412 Cherry Creek Ln, Prospect Heights 60070 | (847) 670-4898 |
| Hanson Home Heating 407 W Willow Rd, Prospect Heights 60070 | (847) 253-5054 |