| Business | Phone |
| Rodeo Air 3434 Whispering Hills Dr, Ennis 75119 | (972) 875-3887 |
| Schlottman Heating & Air 406 W Gilmer St, Ennis 75119 | (972) 878-2576 |
| Ellis County Heating & Air 1511 N Kaufman St, Ennis 75119 | (972) 845-2541 |
| Ferguson Electric & Air Cond 1303 S Oak Grove Rd, Ennis 75119 | (972) 878-8130 |
| Hamil Harrison & Honza Mech 805 W Lake Bardwell Dr, Ennis 75119 | (972) 875-5747 |
| B J Hart Plumbing & Air Cond 712 W Ennis Ave, Ennis 75119 | (972) 875-7520 |
| B Moore Air Conditioning & Htg Ennis 75119 | (972) 875-7700 |
| Beggs Air Conditioning & Htg 505 N Breckenridge St, Ennis 75119 | (972) 875-8145 |
| Waldrop Electric & Air Cond 1206 S Clay St, Ennis 75119 | (972) 875-6836 |