| Business | Phone |
| Air Performers Heating & Clng 207 Edgebrook Dr, Bloomingdale 60108 | (630) 307-0320 |
| G S Inc Mechanical Consultants 343 Wentworth Ln, Bloomingdale 60108 | (630) 529-1233 |
| Efficient Reliable Svc 4n240 Cavalry Dr H, Bloomingdale 60108 | (630) 545-2178 |