| Business | Phone |
| Air Mech Svc 417 South St, Barrington 60010 | (847) 304-0882 |
| Sherman Mechanical Inc Barrington 60010 | (847) 382-1696 |
| Cress Heating & Air Cond Co 541 S Hough St, Barrington 60010 | (847) 381-5772 |
| G C Timm Inc 25100 N Iroquois Ct, Barrington 60010 | (847) 382-9972 |
| Indoor Air Repair Inc 104 Hewes Dr 200, Barrington 60010 | (847) 304-6666 |
| Jaeger Industries Inc Heating Barrington 60010 | (847) 304-5670 |