| Business | Phone |
| Aaa 1 Natl Ac & Htg Inc Atn Gary, Gary 46409 | (219) 884-0800 |
| Ability Heating Air Cond 4332 W 47th Ave, Gary 46408 | (219) 980-3236 |
| Air-Rich Cooling & Heating Inc 2930 W 19th Pl, Gary 46404 | (219) 977-9144 |
| Alternative Services 8310 Locust Ave, Gary 46403 | (219) 938-3811 |
| Pearson's Air Conditioning 1332 Grant St, Gary 46404 | (219) 883-6240 |