| Business | Phone |
| Climatronics Heating & Ac Inc 10141 160th St, Davenport 52804 | (563) 381-4640 |
| Doug's Heating & Air Cond Davenport 52801 | (563) 285-4405 |
| Holmes Sales & Svc Inc 1803 W 4th St, Davenport 52802 | (563) 322-2769 |
| Ideal Heating & Air Cond 720 E 59th St A, Davenport 52807 | (563) 386-0514 |