| Business | Phone |
| Ace Plumbing & Heating 10 Shannon Rdg, Danbury 6810 | (203) 792-7725 |
| Air Crafters Llc 48 Pembroke Rd, Danbury 6811 | (203) 746-6279 |
| Air Specialists Inc 18 Mill Plain Rd, Danbury 6811 | (203) 778-5200 |
| W & W Heating 41 South St, Danbury 6810 | (203) 792-5718 |
| Ct Heating & Maintenance Svc 1 Padanaram Rd # 147, Danbury 6811 | (203) 730-0688 |
| Poletti's Heating & Oil Burner Danbury 6810 | (203) 205-0756 |