| A & A Air Cond & Refrigeration | Moline | (309) 797-2653 |
| A-1 Heating & Gutters | Davenport | (563) 322-3600 |
| Ace Marine-Rv Co Mobile Unit | Silvis | (309) 792-3984 |
| Air Solutions Heating Cooling | Moline | (309) 314-2971 |
| Airmax Heating & Cooling | Geneseo | (309) 714-0021 |
| All Hours Heating & Cooling | Milan | (309) 787-6655 |
| Allen's Plumbing & Heating | Cambridge | (309) 937-5837 |
| Allison Plumbing Htg & AC | Carbon Cliff | (309) 792-4774 |
| Alternative Heating | Orion | (309) 526-3161 |
| Atwell Heating & Air | Davenport | (563) 323-5110 |
| B & W Tin Shop | Moline | (309) 762-5419 |
| Becker & Becker Inc Plumbing & Heating | Geneseo | (309) 944-3592 |
| Bettendorf Heating & Air Conditioning | Bettendorf | (563) 355-2926 |
| Bill's Heating & Air | Davenport | (563) 326-0528 |
| Bill's Heating & Air Cond | Moline | (309) 762-9396 |
| Born Heating & Air Cond | Eldridge | (563) 285-8877 |
| Born Heating & Air Cond | Davenport | (563) 322-4427 |
| Bornhoeft Heating & Air Conditioning | East Moline | (309) 755-0808 |
| Brandmeyer Heating & Air Conditioning | Rock Island | (309) 786-4768 |
| Carlson Heating & Air Cond | East Moline | (309) 786-7020 |
| Central Mechanical Service | Davenport | (563) 388-8700 |
| Climate River Valley Inc | Rock Island | (309) 788-5821 |
| Climatronics Heating & Air Conditioning | Davenport | (563) 381-4640 |
| Coene's Star Plumbing | East Moline | (309) 796-2100 |
| Comfort Control Heating & AC | Milan | (309) 787-3283 |
| Complete Sewer & Drain Cleaning | Davenport | (563) 381-3914 |
| Crawford Company | Rock Island | (309) 788-4573 |
| Crystal Refrigeration Inc | Davenport | (563) 386-1000 |
| De Decker's Plumbing Heating | Atkinson | (309) 936-7454 |
| Doug's Heating & Air Conditioning | Moline
| (309) 764-2500 |
| Doug's Heating & Air Conditioning | Davenport | (563) 326-1223 |
| Electric Refrigeration Inc | Buffalo | (563) 323-3691 |
| Family Heating & Cooling | Davenport | (563) 359-1000 |
| Fiers Plumbing & Heating | Davenport | (563) 388-7050 |
| Freed Heating & Air Conditioning | Davenport | (563)323-1877 |
| Freed Heating & Air Conditioning | Moline | (309) 762-3641 |
| Gabrilson Indoor Climate Solutions | Davenport | (563) 386-9000 |
| H A Peeples Heating & Air Cond | Davenport | (563) 323-0315 |
| Habegger Corp | Rock Island | (309) 793-4328 |
| Hanna Heating & Air Cond Inc | Rock Island | (309) 788-9022 |
| Harv's Heating & Air Conditioning | Davenport | (563) 323-2099 |
| Heat-Co | Moline | (309) 736-1199 |
| Heating & Cooling Supply | Davenport | (563) 391-4460 |
| Holmes Service Experts | Davenport | (563) 322-2769 |
| Home Heating & Air Conditioning | East Moline | (309) 792-4400 |
| Hometown Plumbing & Heating | Muscatine | (563) 381-4800 |
| Hornbuckle Heating & Air Cond | Davenport | (563) 391-5553 |
| Ideal Heating & Air Conditioning | Davenport | (563) 386-0514 |
| J B Heating & Air Conditioning | Eldridge | (563) 285-2973 |
| J. L. Brady Co. | Moline | (309) 755-5053 |
| Johnson Contracting Co Inc | East Moline | (309) 755-0601 |
| Johnstone Supply | Davenport | (563) 388-7777 |
| Kale Company | Moline | (309) 797-9290 |
| Kelley Mechanical Inc | Davenport | (563) 322-3462 |
| Klauer Heating & Air Cond | Rock Island | (309) 794-0101 |
| Lewis Heating & Air Inc | Bettendorf | (563) 332-6625 |
| Long's Allied Heating & AC | Eldridge | (563) 386-6588 |
| Maas Mechanical | Buffalo | (563) 381-4823 |
| McLaughlin Heating & Cooling | East Moline | (309) 796-9448 |
| Midwest Sustainable Energy | Moline | (309) 764-1111 |
| Mr. HVAC Heating Ventilation Air Conditioning | Moline | (309) 756-1992 |
| Myers Plumbing & Heating Inc | Orion | (309) 526-8566 |
| Northwest Plumbing Heating & AC | Davenport | (563) 391-1344 |
| Ogden Air Cond & Heating Svc | Davenport | (563) 324-0339 |
| Ohrstroms Heating & Cooling | Rock Island | (309) 786-1970 |
| Olds Boiler & Welding Service | Moline | (309) 764-5414 |
| Precision Air | Eldridge | (563) 344-8645 |
| Precision Air Heating & Air | Moline | (309) 764-7355 |
| Q C Geothermal | Moline | (309) 314-1118 |
| Qwint City Heating & Air Cond | Bettendorf | (563) 344-7802 |
| Ragan Mechanical | Davenport | (563) 326-6224 |
| Ryan & Associates | Davenport | (563) 381-3914 |
| Sanderlin Heating & Cooling | Carbon Cliff | (309) 792-3674 |
| Schebler Heating & Air | Bettendorf | (563) 359-8001 |
| Skelton Contracting Heating | Port Byron | (309) 523-2748 |
| Skip Schuldt Heating & Air | East Moline | (309) 755-9811 |
| Soukup Heating & AC | Moline | (309) 797-9239 |
| Soukup Heating & Air Cond | Silvis | (309) 755-5885 |
| Swanson Mechanical Inc | Carbon Cliff | (309) 373-4773 |
| Tacey Electric Inc | Rock Island | (309) 788-0495 |
| TMI Total Maintenance, Inc. | Silvis | (309) 799-8018 |
| TMI Total Maintenance, Inc. | Bettendorf | (563) 355-8686 |
| Tony's Plumbing & Heating Inc | Alpha | (309) 629-5251 |
| Total Maintenance Inc | Bettendorf | (563) 355-8686 |
| Trane Co | Davenport | (563) 468-4900 |
| Vandemore Plumbing Heating Inc | Geneseo | (309) 944-3354 |
| Watson Plumbing & Mechanical | Port Byron | (309) 523-3414 |
| Wirth Inc Plumbing-Heating-Cooling | Geneseo | (309) 944-4612 |
| Wright Heating & A/C Inc | Davenport | (563) 529-5219 |
| Wright Heating & AC Inc | Rock Island | (309) 786-6331 |
| Young's Heating & A/C Inc. | Port Byron | (309) 523-3314 |
