| Business | Phone |
| Natural Solutions 4238 N Arlington Heights Rd, Arlington Heights 60004 | (847) 577-7000 |
| Service Mechanical Industries 3060 N Kennicott Ave, Arlington Heights 60004 | (847) 342-9100 |
| Tempco Heating & Air Cond Co 3050 N Kennicott Ave, Arlington Heights 60004 | (847) 670-7000 |