| Business | Phone |
| A & K Heating & A/C Inc 31079 Gunn Rd, Denham Springs 70726 | (225) 791-4088 |
| Action Air & Heat Of Louisiana 36000 Wedgewood Dr, Denham Springs 70706 | (225) 665-3953 |
| Custom Heating & Air Cond 1315 Florida Ave Sw, Denham Springs 70726 | (225) 791-3446 |
| David Swain Heating & Cooling 10042 Springfield Rd, Denham Springs 70706 | (225) 665-7884 |
| Smith's Heating & Air Cond 1989 Elmer St, Denham Springs 70726 | (225) 664-5431 |